Mastering C++ Memory Management and Performance Optimization

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Questions and Answers

Which programming language is suitable for systems programming and applications where performance is critical?

  • JavaScript
  • C++ (correct)
  • Python
  • Java

What is one of the key features of C++?

  • Automatic memory management
  • Fine-grained memory control (correct)
  • Dynamic typing
  • Garbage collection

Which programming language is not suitable for systems programming and applications where performance is critical?

  • C# (correct)
  • Ruby
  • Go
  • C++

Which of the following statements is true about global variables in programming?

<p>Global variables can be accessed from anywhere in the entire program. (B)</p> Signup and view all the answers

In which scope can a global variable be accessed?

<p>Anywhere in the entire program. (C)</p> Signup and view all the answers

Which of the following is NOT true about global variables?

<p>Global variables are always initialized with a default value. (C)</p> Signup and view all the answers

Which of the following is true about global variables in programming?

<p>A global variable can be accessed from anywhere in the program. (C)</p> Signup and view all the answers

Where is a global variable usually declared in a program?

<p>At the top or start of the program (B)</p> Signup and view all the answers

In which scope can a global variable be accessed?

<p>From anywhere in the program (C)</p> Signup and view all the answers

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