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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.
TCS,
11 27219Main 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 34863Which 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 21006Write 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));
TCS,
6 12615Which 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
TCS,
6 16097Which 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){ .... }
TCS,
7 26252what 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);}
TCS,
9 21706how 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
TCS,
4 20989read the folllowing code
# define MAX 100
# define MIN 100
....
....
if(x>MAX)
x=1;
else if(x TCS,
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
TCS,
4 13410given 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 32529consider 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
TCS,
4 11114identify 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;
TCS,
8 16667regarding 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
TCS,
1 8550
Why do we need arrays in c?
What is a union?
any limit on the number of functions that might be present in a C program a) max 35 functions b) max 50 functions c) no limit d) none of the above
Given below are three different ways to print the character for ASCII code 88. Which is the correct way1) char c = 88; cout << c << " ";2) cout.put(88);3) cout << char(88) << " "; a) 1 b) 2 c) 3 d) constant
What is pass by reference in functions?
What is c preprocessor mean?
Explain the use of 'auto' keyword in c programming?
The % symbol has a special use in a printf statement. How would you place this character as part of the output on the screen?
What language is windows 1.0 written?
Where are some collections of useful code fragments and examples?
What is modeling?
What are local static variables? How can you use them?
#include
Tell me with an example the self-referential structure?
How was c created?
