Interview Quiestions of C

1) What is C language

Ans: - C is a general purpose, structured based and middle level programming language.
2) Name the developer of C Language
Ans: - Dennis Ritchie
3) In Which year C language was developed
Ans: - C language was developed in 1972 at bell laboratories of AT&T located in U.S.A. in 1972.
4) Name the platforms on which C Language Runs
Ans: - It works on various platforms i.e Window XP/7/8.1/10 and UNIX OS
5) Why C Language is considered as base of other languages
Ans: - C programming language is considered as the base of other programming languages because most of the compilers, kernals and JVMs are written in C language that is why it is known as mother language
6) Why C Language is considered as middle level programming language
Ans: -C Language is considered as middle level programming language because it support the feature of both low-level activities and high level activities.
7) Name the features of C language
Ans: -There are various features of C language: -
1) Simple Language: -
2) Machine Independent or Portable Language: -
3) Mid level programming language: -
4) Structured programming language: -
5) Faster: -
6) Recursion: -
7) Pointer
8) Rich Library
8) Name the Programming languages that were developed before C programming language.
Ans: -
Language Year Developed By Algol 1960 International Group BCPL 1967 Martin Richard B 1970 Ken Thompson Traditional C 1972 Dennis Ritchie K & R C 1978 Kernighan & Dennis Ritchie ANSI C 1989 ANSI Committee ANSI/ISO C 1990 ISO Committee C99 1999 Standardization Committee 9) Find the error in first C Program
#include<stdio.h>
#include<conioh>
void main()
{
clrscr();
printf(“Hello Safal);
getch();
}
Ans. Error are . and “ Correct answer is #include<stdio.h> #include<conio.h> void main() { clrscr(); printf("Welcome to C Tutorial"); getch(); }