What are the C programs asked in interview?

What are the C programs asked in interview?

List of most important & commonly asked c programs in interviews…

  • C program to find factorial of a number.
  • Program to swap two bits.
  • Program to swap two words/nibbles of a byte.
  • C program to swap two numbers without using third variable.
  • Program to check whether number is Palindrome or not.

What are the basic C programming questions?

C Programming Interview Questions

  • What are the basic Datatypes supported in C Programming Language?
  • What do you mean by Dangling Pointer Variable in C Programming?
  • What do you mean by the Scope of the variable?
  • What are static variables and functions?
  • Differentiate between calloc() and malloc()

What are the Viva questions in C?

8- What is the difference between the local variable and global variable in C?

Basis for comparison Local variable
Scope The scope of a variable is available within a function in which they are declared.
Access Variables can be accessed only by those statements inside a function in which they are declared.

What is use of flag in C?

A “flag” variable is simply a boolean variable whose contents is “true” or “false”. You can use either the bool type with true or false , or an integer variable with zero for “false” and non-zero for “true”.

What is perfect number in C?

In this C program, we are reading the integer value using ‘number’ variable. Perfect number is a number which is equal to sum of its divisor. For example, divisors of 6 are 1, 2 and 3. The sum of these divisors is 6.

What is Armstrong number in C?

Armstrong number is a number that is equal to the sum of cubes of its digits. For example 0, 1, 153, 370, 371 and 407 are the Armstrong numbers.

What is prime number in C?

Prime number in C: Prime number is a number that is greater than 1 and divided by 1 or itself. In other words, prime numbers can’t be divided by other numbers than itself or 1. For example 2, 3, 5, 7, 11, 13, 17, 19, 23…. are the prime numbers.

How are C programming questions divided into levels?

We also divide all the c programming questions to multiple levels. Levels are nothing but complexity and toughness of programming questions. We have 5 levels, Newbie, Easy, Medium, Master, and Legendary. Therefore all the c programming questions are also separated by the categories.

How is C influenced by other programming languages?

C has greatly influenced many other popular programming languages, most notably C++, Explain Which began as an extension to C. 24K bytes of memory, 12K used for operating system Written when computers were big, capital equipment Group would get one, develop new language, OS

When was the C programming language first developed?

C is a general-purpose computer programming language developed between 1969 and 1973 by Dennis Ritchie at the Bell Telephone Laboratories for use with the Unix operating system.

Why is C called a mid-level programming language?

C is called a mid-level programming language because it binds the low level and high -level programming language. We can use C language as a System programming to develop the operating system as well as an Application programming to generate menu driven customer driven billing system. 4.