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C Programming MCQ Online Test

  1. Can we declare function inside structure of c programming?
  2. Which of the following cannot be a structure member?
  3. ............. is the father of C language
  4. Which of the following is not a valid variable name in C Programming?
  5. Which of the following declaration is not supported by C language?
  6. ............... keyword is used to prevent any changes in the variable within a C program.
  7. What is the output of the following C code?
  8. What is the output of the following C function?
  9. scanf() is a predefined function in stdio. h header file.
  10. The C-preprocessors are specified with ...............
  11. What is the output of following C Code?
  12. Which of the following is an array initialized in C language?
  13. What is the return type of the fopen() function in C?
  14. How to find the length of an array in C?
Last Updated: Mar 17, 2023,
Posted in Interview Questions,
26 Questions
C Programming MCQ

C is a structured-oriented programming language and is used to write various applications. It was developed by Dennis Ritchie at Bell laboratories in 1972. C is considered one of the most popular programming languages as it is simple, flexible, and powerful. It has both low-level and high-level features that allow programmers to achieve complex tasks in a quicker manner.

Finally, Practice C Programming Multiple Choice Questions to test your final preparation for your exams or interviews.

  • Yes
  • No
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  • Array
  • Function
  • Another structure
  • None of the Above
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  • James Gosling
  • Dennis Ritchie
  • Rasmus Lerdorf
  • None of the Above
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  • float rate;
  • int $main;
  • int number;
  • None of the Above
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  • char *str;
  • float str = 3e2;
  • String str;
  • None of the Above
Download Free : C Programming MCQ PDF
View Answer
  • const
  • volatile
  • mutable
  • immutable
View Answer
  • Conaxweb.com is printed infinite times
  • No Output
  • Conaxweb.com
  • Error because function name cannot be preceded by const
View Answer
  • ” ”
  • &
  • $
  • #
Read Best: C Programming Interview Questions
View Answer
  • int a = {1, 2, 3};
  • int a[3] = {1, 2, 3};
  • int a[ ] = new int [3]
  • None of the Above
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  • An integer
  • Pointer to an integer
  • Pointer to a FILE Object
  • None of the above
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  • sizeof(a)
  • sizeof(a[0])
  • sizeof(a) * sizeof(a[0])
  • sizeof(a) / sizeof(a[0])
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  • Linker
  • Editor
  • Compiler
  • Pre-processor
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  • Forward iterator
  • Random access iterator
  • Bi-directional iterator
  • All of the Above
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  • int my num = 1000;
  • int my num == 10000;
  • int my_num = 100,000;
  • int my_num = 100000;
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  • Mac
  • DOS
  • Windows
  • Unix
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  • float
  • int
  • real
  • double
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  • No data hinding
  • Constructors are not allowed inside structs.
  • Functions are not allowed inside structs.
  • None of the above
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  • Trees
  • Stack
  • Deque
  • Queue
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  • static
  • extern
  • volatile
  • None of the above
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  • C
  • Java
  • Python
  • C#
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  • int **val
  • int *val
  • int *&val
  • None of the above
View Answer
  • #define II
  • #define long long
  • #define II long long
  • None of the above
View Answer

C PROGRAMMING FAQs

What is C Programming Language?

C is a structured Oriented Programming language that is used for the development of software and used to writing various applications. It is a middle-level language that has both low-level and high-level features. It is considered the base of all programming languages It is the most popular and simplest programming language that is very flexible to use.

The History of C Programming Language

C Programming language was created in the 1970s by Dennis Ritchie. It is considered the successor of the B language. C was originally developed to write an Operating System called UNIX. The UNIX Operating System development started in the year 1969 and its code was rewritten in C in the year 1972.

What is C language used for?

It can be used to develop software like operating systems, databases, compilers, and so on. This language is machine Independent and extensively used to write various applications, Operating Systems, and other complex programs like Oracle Database, Git, Python interpreter, and more.

Why you should consider learning C?

C is an old language but still it is the most popular. It owes its popularity to the rise and success of UNIX. For beginners, it is one of the best and most suitable programming languages for learning. C is the base of all the programming languages that’s why those who know ‘C’ very well, can grasp all other programming languages very fastly. To be able to learn higher-level languages like C++ and Java you must have knowledge of C.

Key advantages of learning C language…

  • Easy to learn
  • Structured Language
  • It produces efficient programs
  • It can handle low-level activities
  • It can be compiled on a variety of computer platforms

C is Powerful and Flexible

C is highly flexible and machine Independent. It is universal and programs written in it can be compiled and run across many platforms, architectures and a variety of machines without losing any performance.

This makes C a great choice for creating systems and programs where performance really matters.

Facts about C Language

  • C was invented to write an Operating System called UNIX.
  • C was the successor of the B language which was introduced around the early 1970s.
  • The UNIX OS was totally written in C.
  • C is the basis of many programming languages like C++, Java, JavaScript, C#, PHP, and Python.
  • Today C is the most widely used and popular Programming Language

Final Words

Thanks for reading here the best MCQs on C Programming We hope that these mcqs will prove to be very beneficial for your exam and interview preparation. You can also share these questions with your friends and classmates. If you find any errors in these questions, then you can give your suggestions in the comment box given below. We will try to solve that error as soon as possible.

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