Languages [3i Infotech Placement]: Sample Questions 499 - 501 of 546

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Question 499

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Write in Short

Short Answer▾

Does there exist any way to make the command line arguments available to other functions without passing them as arguments?

Explanation

  • We can copy them into global variable in the main () function
  • Then our other functions can use global variable.

Question 500

Languages
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Describe in Detail

Essay▾

Explain version control?

Explanation

Define Version Control
  • Processes and tools to track multiple different versions of software, content, documents, websites and other information in development.
  • Version control provides change tracking and allows users to track changes to files.
  • Is also known as “source control” or “revision control.”
  • Popular system include Subversion and CVS
  • They allow developers to save incremental versions of programs and source code files during development.
  • Some also provide capability to rollback to an earlier version.

Question 501

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Write in Short

Short Answer▾

What is a modifier?

Explanation

  • A modifier, also called a modifying function is a member function that changes the value of at least one data member.
  • In other words, an operation that modifiers the state of an object.
  • Modifiers are also known as ‘mutators’ .

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