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TCS C Interview Questions
Questions Answers Views Company eMail

What are Storage Classes in C ?

32 99235

what is a far pointer

12 27922

What is the output of the program given below #include main() { char i=0; for(;i>=0;i++) ; printf("%d\n",i); }

21 19011

What is the difference between char a[] = "string"; and char *p = "string"; ?

14 32673

What is the real difference between arrays and pointers?

27 49096

long int size a) 4 bytes b) 2 bytes c) compiler dependent d) 8 bytes

18 29765

x=2,y=6,z=6 x=y==z; printf(%d",x)

13 25535

Unsigned char c; for ( c=0;c!=256;c++2) printf("%d",c); No. of times the loop is executed ?

8 12357

write a C code to reverse a string using a recursive function, without swapping or using an extra memory.

9 34588

C program code int zap(int n) { if(n<=1)then zap=1; else zap=zap(n-3)+zap(n-1); } then the call zap(6) gives the values of zap [a] 8 [b] 9 [c] 6 [d] 12 [e] 15

6 15797

The C language terminator is a.semicolon b.colon c.period d.exclamation mark

6 9185

What is false about the following A compound statement is a.A set of simple statments b.Demarcated on either side by curly brackets c.Can be used in place of simple statement d.A C function is not a compound statement.

5 16832

What is true about the following C Functions a.Need not return any value b.Should always return an integer c.Should always return a float d.Should always return more than one value.

11 16146

Main must be written as a.the first function in the program b.Second function in the program c.Last function in the program d.any where in the program

19 20282

Which of the following about automatic variables within a function is correct ? a.its type must be declared before using the variable b.they are local c.they are not initialised to zero d.they are global.

6 11949

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TCS C Interview Questions

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