Interview Questions and Answers - Order By Newest Q2231. How Java 9 helps in building light weight applications ? Core Java
This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java modules   java 9 modules Q2232. Do we need different class loaders for different modules in Java 9 ? Core Java
Ans. No, We can use the same class loader. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java modules   java 9 modules This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java modules   java 9 modulesAns. A Module layer is created from a graph of modules and is a function that maps modules to their class loaders. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java modules   java 9 modules Q2235. Difference between named and unnamed modules ? Core Java
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Ans. Requires specifies the dependencies for the module, i.e the modules required for this module to function.
Exports specifies the packages exported by the module.
Opens specifies the packages opened by the module.
Provides specifies the services provided by the module
Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java modules   java 9 modules Q2237. Does Java 9 allows same package within different modules ? Core Java
Ans. Yes it allows if the modules are mapped to different class loaders. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java 9 modules Q2238. What are the qualified and unqualified packages ? Core Java
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Ans. By providing dependencies , services and exports explicitly Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java 9 modules Q2240. How does Java 9 provides backward compatibility with libraries that haven't published themselves as modules ? Core Java
Ans. Though Automatic modules. Any JAR on the module path without module descriptor ends up as automatic module Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java 9 modules Q2241. What is the default setting for Automatic modules regarding exporting packages and reading modules ? Core Java
Ans. As one purpose of automatic module is to provide backward compatibility with the module less dependencies, automatic modules exports all packages and include all other modules. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  java 9 modulesAns. JShell is a feature in java 9 using which we can code and test without compiling using javac and see the result of calculations directly. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  jshell  java 9 Q2243. Design ATM machine application using oops. Design
This question was recently asked at 'Atos'.This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve   Asked in 1 Companies Q2244. Can we have private methods in interfaces ? Core Java
Ans. Yes, With Java 9 Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9 Q2245. What could be the reason for allowing private methods in java 9 ? Core Java
Ans. Java 8 allowed for method implementation using default methods in interfaces. As those default methods could contain complex logic and might need organizing the logic into multiple methods, they have allowed for private methods. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  java 9  default methods Q2246. What is the difference between WebApplicationContext, ApplicationContext, DispatcherServlet, and rootContext in Spring framework? Spring
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This question was recently asked at 'Overstock.com'.This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  mmutable  immutability  immutabilit Asked in 1 Companies Q2258. What are the disadvantages of immutability ? Design
This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  mmutable  immutability  immutabilitAns. A weak reference is a reference that gets removed on the next garbage collection cycle. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  weak reference  garbage collection Asked in 1 Companies   rare Q2260. Write a program that count the number of access to a method? Core Java
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