Languages-Java [3i Infotech Placement]: Sample Questions 73 - 75 of 141

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Question 73

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Describe in Detail

Essay▾

Why is java not 100 % pure oops?

Explanation

  • Pure object oriented language support features, which treats element inside program as objects.
  • C language uses primitive types such as int, char, Boolean but C is not object oriented language.
  • Java however also entertains primitive type object.
  • Java also does not support multiple & multi-level inheritance.
  • There are seven qualities to satisfy for a programming language to pure object oriented.

They are:

Programming Language

Question 74

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Describe in Detail

Essay▾

What is middleware? What is the functionality of web server?

Explanation

  • The software that connects network requests by a client to the back-end data is called middleware.
  • That is some software that “glues together” separate, complex and existing programs.
  • For example, middleware can use remote software and cloud service. Cloud providers thus bundle middleware into cloud services suites.

Functionality of Web Server

  • A computer where the web content is stored.
  • Hosts websites but also used for gaming, storage, FTP, email etc.

Question 75

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Write in Short

Short Answer▾

What is the mapping mechanism used by java to identify IDL language?

Explanation

  • The IDL compiler uses the IDL-to-Java language mapping to convert IDL interface definitions to corresponding Java interfaces, classes, and methods.
  • It can be used to implement client and server code.

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