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TCS C Interview Questions

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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 12857

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 16273

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

12 28916

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 26547

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 22020

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 21184

read the folllowing code # define MAX 100 # define MIN 100 .... .... if(x>MAX) x=1; else if(x 4 20399

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 13595

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 32742

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 11294

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 16899

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 8629

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

5 9374

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 12198

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 13625

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Un-Answered Questions

Can I put linux on my laptop?

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What is difference between custom jsp tags and beans?

1007

how you test data throughput in femtocell?and what is the data throughput?

3904

How can you prevent bridging in a dilute phase pneumatic conveying system?

1200

How to perform right click action (context click) in selenium webdriver?

943

After insert the record in front-end, how will you check the back end by manually? Please explain?

1140

Suppose there is a clash between the version of the library being shipped with your application and the library of tomcat, how will you resolve it?

920

What is SAP landscape experience? Who will deal with this? How much experience does a candidate have?

1271

What is Best?

1200

why use functions a) writing functions avoids rewriting the same code over and over b) using functions it becomes easier to write programs and keep track of what they are doing c) a & b d) none of the above

1208

i tried to copy some records from microsoft excel to as-400 physical file through "Bosanova" emulation. Out of 14000 records only 12000 records copies and subsequently programe started to hang. Then, i closed the program forcefully. I did' under stand the problem. Also when i try to compile the physical file it is showing as "The file in use". How to overcome this problem?

2601

How to implement inheritance in typescript?

304

Highlight a few differences between ‘oncomponentok’ and ‘onsubjobok’.

Explain the usage of floor function in sql server.

1027

Capital secure should be shown in which side of the balance sheet?

2430