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TCS Interview Questions

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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 23840

BPO means?

21 108284

Virtual memory size depends on [a] address lines [b] data bus [c] disc space [d] a & c [e] none

15 35111

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

6 15175

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 21772

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 26663

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 34134

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 20678

Write one statement equalent to the following two statements x=sqr(a); return(x); Choose from one of the alternatives a.return(sqr(a)); b.printf("sqr(a)"); c.return(a*a*a); d.printf("%d",sqr(a));

6 12329

Which of the following about the C comments is incorrect ? a.commentscan go over multiple lines b.comments can start any where in the line c.a line can contain comments with out any language statements d.comments can occur within comments

6 15845

What is the value of y in the following code? x=7;y=0; if(x=6) y=7; else y=1;

12 27913

Which of the following is not an infinite loop ? a.while(1){ .... } b.for(;;){ ... } c.x=0; do{ /*x unaltered within theloop*/ ... }while(x==0); d.# define TRUE 0 ... while(TRUE){ .... }

7 25884

what does the following function print? func(int i) { if(i%2)return 0; eale return 1; } main() { int =3; i=func(i); i=func(i); printf("%d",i);}

9 21285

how does the C compiler interpret the following two statements p=p+x; q=q+y; a.p=p+x; q=q+y b.p=p+xq=q+y c.p=p+xq; q=q+y d.p=p+x/q=q+y

4 20815

read the folllowing code # define MAX 100 # define MIN 100 .... .... if(x>MAX) x=1; else if(x 4 19965

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