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Home » Placement Papers » TCS Placement Papers » Sun Placement Paper 36

# TCS Placement Paper 36

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 This test consists of 50 questions. The Set Code for this paper is D.1. The C language terminator is (a) semicolon(b) colon(c) period(d) exclamation mark 2. 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. 3. 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 4. 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 5. Which of the following about automatic variables within a function is correct ? (a) Its type must be declared before using the variable(b) Tthey are local(c) They are not initialised to zero(d) They are global 6. Write one statement equivalent 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)); 7. Which of the following about the C comments is incorrect ? (a) Ccommentscan 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 8. What is the value of y in the following code?x=7;y=0;if(x=6) y=7; else y=1; (a) 7(b) 0(c) 1(d) 6 9. Read the function conv() given belowconv(int t){ int u; u=5/9 * (t-32);return(u);}What is returned (a) 15(b) 0(c) 16.1(d) 29 10. Which of the following represents true statement either x is in the range of 10 and 50 or y is zero (a) x >= 10 && x <= 50 || y = = 0(b) x<50(c) y!=10 && x>=50(d) None of these 11. Which of the following is not an infinite loop ? (a) while(1)\{ ....} (b) for(;;){...} (c) x=0; do{/*x unaltered within the loop*/.....}while(x = = 0); (d) # define TRUE 0...while(TRUE){....}   12. What does the following function print?func(int i){ if(i%2)return 0; else return 1;}main(){int =3;i=func(i);i=func(i);printf("%d",i);}(a) 3(b) 1(c) 0(d) 2 13. How does the C compiler interpret the following two statementsp=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   For questions 14,15,16,17 use the following alternativesa.intb.charc.stringd.float 14. '9' 15. "1 e 02" 16. 10e05 17. 15   18. Read the folllowing code # define MAX 100# define MIN 100........if(x>MAX)x=1;else if(x=0){printf("%u",i)i--;}}How many times the loop will get executed (a)10(b)9(c)11(d)infinite 34.Pick out the add one out (a) malloc()(b) calloc()(c) free()(d) realloc() 35.Consider the following program main(){int a[5]={1,3,6,7,0};int *b;b=&a[2];}The value of b[-1] is(a) 1(b) 3(c) -6(d) none36. # define prod(a,b)=a*bmain(){int x=2;int y=3;printf("%d",prod(x+2,y-10)); }the output of the program is (a) 8(b) 6(c) 7(d) None37.Consider the following program segmentint n,sum=1;switch(n){case 2:sum=sum+2;case 3:sum*=2;break;default:sum=0;}If n=2, what is the value of sum(a) 0(b) 6(c) 3 (d) None of these38. Identify the incorrect one1.if(c=1)2.if(c!=3)3.if(a0){x=func(i);i--; }int func(int n){static sum=0;sum=sum+n;return(sum);} The final value of x is(a) 6(b) 8(c) 1(d) 3 43. Int *a[5] refers to(a) array of pointers(b) pointer to an array(c) pointerto a pointer (d) none of these44.Which of the following statements is incorrect(a) typedef struct new{int n1;char n2;} DATA;(b) typedef struct {int n3;char *n4;}ICE;(c) typedef union{ int n5;float n6;} UDT;(d) #typedef union { int n7; float n8;} TUDAT;

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