{"id":10066,"date":"2023-04-29T12:09:17","date_gmt":"2023-04-29T12:09:17","guid":{"rendered":"https:\/\/www.scmgalaxy.com\/tutorials\/?p=10066"},"modified":"2023-06-19T13:30:22","modified_gmt":"2023-06-19T13:30:22","slug":"top-50-scala-interview-questions-with-answers","status":"publish","type":"post","link":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/","title":{"rendered":"Top 50 Scala Interview Questions with Answers"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png\" alt=\"\" class=\"wp-image-10067\" width=\"652\" height=\"367\" srcset=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png 560w, https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20-300x169.png 300w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/><figcaption class=\"wp-element-caption\"><strong><em>Scala Interview Questions with Answers<\/em><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">1. What is Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A programming language<br>b) A database management system<br>c) A web application framework<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">2. What is the type hierarchy in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) Any<br>b) AnyRef<br>c) AnyVal<br>d) All of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: d<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">3. What is the difference between val and var in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) val is immutable and var is mutable<br>b) var is immutable and val is mutable<br>c) Both are immutable<br>d) Both are mutable<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">4. What is a case class in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A class with a case statement<br>b) A class with pattern matching support<br>c) A class with both a case statement and pattern matching support<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: c<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">5. What is type inference in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) The ability of the compiler to deduce the data type of a variable<br>b) The ability of the developer to specify the data type of a variable<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">6. What is pattern matching in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of matching a value to a specific pattern<br>b) A way of joining two or more variables together<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">7. What is a higher-order function in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A function that takes one or more functions as arguments<br>b) A function that returns another function<br>c) Both of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: c<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">8. What is currying in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) The process of converting a function with multiple arguments into a series of functions with only one argument<br>b) The process of removing a function from a given class or module<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">9. What is lazy evaluation in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) The process of delaying the evaluation of a computation until it is needed<br>b) The process of evaluating a computation as soon as it is defined<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">10. What is an abstract class in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A class that cannot be instantiated<br>b) A class that can be instantiated<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">11. What is a trait in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A construct that defines a set of methods and fields that can be mixed in with other classes<br>b) A type of inheritance<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">12. What is a singleton object in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) An object that is created once and is available throughout the application<br>b) A regular object that can be created multiple times<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">13. What is a companion object in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) An object that has the same name as a class and is defined in the same source file as the class<br>b) A regular object that can be created multiple times<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">14. What is the difference between a final class and a sealed class in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A final class cannot be inherited and a sealed class can be inherited<br>b) A sealed class cannot be inherited outside the current source file and a final class can be inherited<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: b<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">15. What is a future in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A construct that allows for asynchronous programming<br>b) A construct that allows for synchronous programming<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">16. How can you declare multiple variables in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) var a, b, c: Int<br>b) val a, b, c: Int<br>c) Both of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: c<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">17. What is a higher-kinded type in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A type that takes a type constructor as an argument<br>b) A type that takes a value constructor as an argument<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">18. What is an implicit in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A parameter that is automatically passed to a method<br>b) A method that is automatically called when a particular type is encountered<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: b<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">19. What is the difference between a function and a method in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A function is a standalone object and a method is part of a class or object<br>b) A method is a standalone object and a function is part of a class or object<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">20. What is a view in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A feature that allows for lazy evaluation of collections<br>b) A feature that allows for transformation of data types<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: b<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">21. What is a partial function in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A function that is defined only for some values of its domain<br>b) A function that is defined only for all values of its domain<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">22. What is a higher-order method in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A method that takes one or more functions as arguments<br>b) A method that returns another method<br>c) Both of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: c<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">23. What is a map in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A collection that consists of key\/value pairs<br>b) A collection that consists of only values<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">24. What is an option in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A wrapper for a value that may or may not be present<br>b) A wrapper for a value that is always present<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">25. What is a for comprehension in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of writing functional loops<br>b) A way of writing imperative loops<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">26. What is tail recursion in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A recursive function that performs final calculations without making more recursive calls<br>b) A recursive function that makes more recursive calls<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">27. What is a yield in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A keyword that is used to return the result of a loop as a collection<br>b) A keyword that is used to terminate a loop<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">28. What is an implicit parameter in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A parameter that is automatically passed to a method<br>b) A method that is automatically called when a particular type is encountered<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">29. What is a self-type annotation in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of restricting the type of objects that can mix in a trait<br>b) A way of specifying the type of a variable<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">30. What is a type projection in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of accessing the type members of a class or trait<br>b) A way of creating a new type from an existing type<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">31. What is a higher-rank type in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A type that takes a type constructor as an argument<br>b) A type that takes a value constructor as an argument<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">32. What is an implicit conversion in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A function that converts one type to another<br>b) A method that is called when an unknown method is encountered<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">33. What is a checked exception in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) An exception that is checked at compile time<br>b) An exception that is checked at runtime<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">34. What is a promise in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A construct that allows synchronous programming<br>b) A construct that allows asynchronous programming<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: b<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">35. What is a manifest in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of providing access to the type parameters of a class or trait<br>b) A way of creating a new type from an existing type<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">36. What is a context bound in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of providing implicit parameters to a method<br>b) A way of restricting the types that can be used as implicit parameters<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: b<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">37. What is a value class in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A class that wraps a value and has no runtime overhead<br>b) A class that wraps a value and has runtime overhead<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">38. What is a class tag in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of providing access to the type parameters of a class or trait<br>b) A way of creating a new type from an existing type<br>c) A way of providing runtime type information of a generic type<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: c<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">39. What is a context parameter in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A parameter that is automatically passed to a method<br>b) A method that is automatically called when a particular type is encountered<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">40. What is an extractor in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A construct that allows for pattern matching on objects<br>b) A construct that allows for pattern matching on values<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">41. What is a stackable trait in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A trait that can be mixed in with other traits<br>b) A trait that can be mixed in with classes<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">42. What is type variance in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) The relationship between two parameterized types<br>b) The relationship between two regular types<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">43. What is an apply method in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A method that is called when an object is created<br>b) A method that is called when an object is used in a method call<br>c) Both of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">44. What is a def macro in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of generating code during compilation<br>b) A way of generating code during runtime<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">45. What is a typeclass in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A trait that defines a set of operations that can be performed on a type<br>b) A trait that defines a set of types that can be used in a method<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">46. What is a lazy val in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A value that is only evaluated when it is needed<br>b) A value that is always evaluated<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">47. What is an annotation in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of providing metadata about code to the compiler<br>b) A way of creating a new class or trait<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">48. What is a duck typing in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of checking if an object has a specific method or property<br>b) A way of dynamically changing the type of an object<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">49. What is a path-dependent type in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A type that depends on the path to the object that defines it<br>b) A type that depends on the type of an object that defines it<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">50. What is a stackable modification in Scala?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">a) A way of modifying the behavior of a method by mixing in traits<br>b) A way of modifying the behavior of a class by mixing in traits<br>c) Neither of the above<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Answer: a<\/h4>\n","protected":false},"excerpt":{"rendered":"<p>1. What is Scala? a) A programming languageb) A database management systemc) A web application framework Answer: a 2. What [&hellip;]<\/p>\n","protected":false},"author":33,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-10066","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Top 50 Scala Interview Questions with Answers - scmGalaxy<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Top 50 Scala Interview Questions with Answers - scmGalaxy\" \/>\n<meta property=\"og:description\" content=\"1. What is Scala? a) A programming languageb) A database management systemc) A web application framework Answer: a 2. What [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/\" \/>\n<meta property=\"og:site_name\" content=\"scmGalaxy\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/profile.php?id=100003935402658\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-29T12:09:17+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-06-19T13:30:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png\" \/>\n<meta name=\"author\" content=\"Ashwani Kumar\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ashwani Kumar\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/\"},\"author\":{\"name\":\"Ashwani Kumar\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#\\\/schema\\\/person\\\/19f28f8f969c1679bfb37d4dad6adc31\"},\"headline\":\"Top 50 Scala Interview Questions with Answers\",\"datePublished\":\"2023-04-29T12:09:17+00:00\",\"dateModified\":\"2023-06-19T13:30:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/\"},\"wordCount\":1709,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/image-20.png\",\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/\",\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/\",\"name\":\"Top 50 Scala Interview Questions with Answers - scmGalaxy\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/image-20.png\",\"datePublished\":\"2023-04-29T12:09:17+00:00\",\"dateModified\":\"2023-06-19T13:30:22+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#\\\/schema\\\/person\\\/19f28f8f969c1679bfb37d4dad6adc31\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/image-20.png\",\"contentUrl\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/image-20.png\",\"width\":560,\"height\":315},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/top-50-scala-interview-questions-with-answers\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Top 50 Scala Interview Questions with Answers\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#website\",\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/\",\"name\":\"scmGalaxy\",\"description\":\"A Platform for Software Engineers\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/#\\\/schema\\\/person\\\/19f28f8f969c1679bfb37d4dad6adc31\",\"name\":\"Ashwani Kumar\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/b0fe597f4b8473400f95ce54bee0bdd62df08a319a198ad229b279aaab4f5410?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/b0fe597f4b8473400f95ce54bee0bdd62df08a319a198ad229b279aaab4f5410?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/b0fe597f4b8473400f95ce54bee0bdd62df08a319a198ad229b279aaab4f5410?s=96&d=mm&r=g\",\"caption\":\"Ashwani Kumar\"},\"description\":\"There is no end to education. It is not that you read a book, pass an examination, and finish with education. The whole of life, from the moment you are born to the moment you die, is a process of learning.\",\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/profile.php?id=100003935402658\",\"https:\\\/\\\/www.instagram.com\\\/adarshashwani\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/adarsh-ashwani-a75b23130\\\/\"],\"url\":\"https:\\\/\\\/www.scmgalaxy.com\\\/tutorials\\\/author\\\/ashwani\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Top 50 Scala Interview Questions with Answers - scmGalaxy","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/","og_locale":"en_US","og_type":"article","og_title":"Top 50 Scala Interview Questions with Answers - scmGalaxy","og_description":"1. What is Scala? a) A programming languageb) A database management systemc) A web application framework Answer: a 2. What [&hellip;]","og_url":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/","og_site_name":"scmGalaxy","article_author":"https:\/\/www.facebook.com\/profile.php?id=100003935402658","article_published_time":"2023-04-29T12:09:17+00:00","article_modified_time":"2023-06-19T13:30:22+00:00","og_image":[{"url":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png","type":"","width":"","height":""}],"author":"Ashwani Kumar","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Ashwani Kumar","Est. reading time":"9 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#article","isPartOf":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/"},"author":{"name":"Ashwani Kumar","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#\/schema\/person\/19f28f8f969c1679bfb37d4dad6adc31"},"headline":"Top 50 Scala Interview Questions with Answers","datePublished":"2023-04-29T12:09:17+00:00","dateModified":"2023-06-19T13:30:22+00:00","mainEntityOfPage":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/"},"wordCount":1709,"commentCount":0,"image":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#primaryimage"},"thumbnailUrl":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png","inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/","url":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/","name":"Top 50 Scala Interview Questions with Answers - scmGalaxy","isPartOf":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#primaryimage"},"image":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#primaryimage"},"thumbnailUrl":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png","datePublished":"2023-04-29T12:09:17+00:00","dateModified":"2023-06-19T13:30:22+00:00","author":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#\/schema\/person\/19f28f8f969c1679bfb37d4dad6adc31"},"breadcrumb":{"@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#primaryimage","url":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png","contentUrl":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-content\/uploads\/2023\/04\/image-20.png","width":560,"height":315},{"@type":"BreadcrumbList","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/top-50-scala-interview-questions-with-answers\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.scmgalaxy.com\/tutorials\/"},{"@type":"ListItem","position":2,"name":"Top 50 Scala Interview Questions with Answers"}]},{"@type":"WebSite","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#website","url":"https:\/\/www.scmgalaxy.com\/tutorials\/","name":"scmGalaxy","description":"A Platform for Software Engineers","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.scmgalaxy.com\/tutorials\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.scmgalaxy.com\/tutorials\/#\/schema\/person\/19f28f8f969c1679bfb37d4dad6adc31","name":"Ashwani Kumar","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/b0fe597f4b8473400f95ce54bee0bdd62df08a319a198ad229b279aaab4f5410?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/b0fe597f4b8473400f95ce54bee0bdd62df08a319a198ad229b279aaab4f5410?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/b0fe597f4b8473400f95ce54bee0bdd62df08a319a198ad229b279aaab4f5410?s=96&d=mm&r=g","caption":"Ashwani Kumar"},"description":"There is no end to education. It is not that you read a book, pass an examination, and finish with education. The whole of life, from the moment you are born to the moment you die, is a process of learning.","sameAs":["https:\/\/www.facebook.com\/profile.php?id=100003935402658","https:\/\/www.instagram.com\/adarshashwani\/","https:\/\/www.linkedin.com\/in\/adarsh-ashwani-a75b23130\/"],"url":"https:\/\/www.scmgalaxy.com\/tutorials\/author\/ashwani\/"}]}},"_links":{"self":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts\/10066","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/users\/33"}],"replies":[{"embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/comments?post=10066"}],"version-history":[{"count":2,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts\/10066\/revisions"}],"predecessor-version":[{"id":10554,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/posts\/10066\/revisions\/10554"}],"wp:attachment":[{"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/media?parent=10066"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/categories?post=10066"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.scmgalaxy.com\/tutorials\/wp-json\/wp\/v2\/tags?post=10066"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}