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TCS Interview Questions

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a memory of 20 bytes is allocated to a string declared as char *s then the following two statements are executed: s="Etrance" l=strlen(s); what is the value of l ? a.20 b.8 c.9 d.21

4 13413

given the piece of code int a[50]; int *pa; pa=a; to access the 6th element of the array which of the following is incorrect? a.*(a+5) b.a[5] c.pa[5] d.*(*pa + 5)

6 32534

consider the following structure: struct num nam{ int no; char name[25]; }; struct num nam n1[]={{12,"Fred"},{15,"Martin"},{8,"Peter"},{11,Nicholas"}}; ..... ..... printf("%d%d",n1[2],no,(*(n1 + 2),no) + 1); What does the above statement print? a.8,9 b.9,9 c.8,8 d.8,unpredictable value

4 11115

identify the in correct expression a.a=b=3=4; b.a=b=c=d=0; float a=int b=3.5; d.int a; float b; a=b=3.5;

8 16671

regarding the scope of the varibles;identify the incorrect statement: a.automatic variables are automatically initialised to 0 b.static variables are are automatically initialised to 0 c.the address of a register variable is not accessiable d.static variables cannot be initialised with any expression

1 8551

the operator for exponencation is a.** b.^ c.% d.not available

5 9193

what is y value of the code if input x=10 y=5; if (x==10) else if(x==9) elae y=8; a.9 b.8 c.6 d.7

4 12031

what does the following code do? fn(int n,int p,int r) { static int a=p; switch(n){ case 4:a+=a*r; case 3:a+=a*r; case 2:a+=a*r; case 1:a+=a*r; } } a.computes simple interest for one year b.computes amount on compound interest for 1 to 4 years c.computes simple interest for four year d.computes compound interst for 1 year

7 13387

a=0; while(a<5) printf("%d\n",a++); how many times does the loop occurs? a.infinite b.5 c.4 d.6

7 16891

how many times does the loop iterated ? for (i=0;i=10;i+=2) printf("Hi\n");

9 20588

which of the following go out of the loopo if expn 2 becoming false a.while(expn 1){...if(expn 2)continue;} b.while(!expn 1){if(expn 2)continue;...} c.do{..if(expn 1)continue;..}while(expn 2); d.while(!expn 2){if(expn 1)continue;..}

4 9155

pick out the odd one out of the following a.malloc() b.calloc() c.free() d.realloc()

2 13055

# define prod(a,b)=a*b main() { 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.none

7 21159

consider the following program sigment int 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

7 15209

the format specified for hexa decimal is a.%d b.%o c.%x d.%u

7 11946

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TCS Interview Questions

Un-Answered Questions

Explain the difference between power bi personal gateway and data management gateway?

What is the difference between require and include in php?

1091

What data is contained? : abap data dictionary

1130

What is greedy best first search algorithm?

1027

Differentiate between singly and doubly linked lists?

986

What is preceding load?

Does css support to detecting device size and orientation?

580

What is master database? : sql server architect

875

What is the event handling in vbscript?

986

how to explain a claims and insurance project?

2262

I have 0.75mm sq multicore cable (IS type) , can use instead of same type but 1.5 sq mm cable ? Note : The distance is around about 150 meter.

1564

What is a meta keyword?

1237

Can you count to zero?

824

Specify the port number for ad, dns, dhcp, http, https, smtp, pop3 & ftp?

326

Give some example of large cloud provider and databases?

572