Aptitude Test in C Programming
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Transcript of Aptitude Test in C Programming
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7/27/2019 Aptitude Test in C Programming
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SDM INSTITUTE OF TECHNOLOGY, UJIRE
Duration : 40 Mts C OBJECTIVE TEST
Questions
1. If the storage class is declared to be _________ then all the array elements would have a default initial
value as zero.
a) Dynamic b) Static c) new d) Auto
2. Which of the storage class for only those variables that are being used by almost all the functions in the
programa) Static b) Register c) Extern d) Auto
3) The formatted functions allow the input read from the keyboard or the output displayed on the VDU
True/False
4) Execl is a
a) Buffer manipulating functionb) Process Control function
c) Time Related Function
d) Directory Control Function
5) Which of the follwing function repositions file pointer to a given location
a) kbhit b) lseek c) ftell d) fscanf
6) Which one of the arithmetic functions finds largest integer less than or equal to argument
a) Cosh b) modf c) floor d) lileq
7) memset implies
a) Uses a given character to initialize a specified number of locations in the buffer.
b) Uses a given character to initialize a specified number of lines in the memory.c)Uses a given character to initialize a specified number of byte in the buffer.
d) Uses a given strings to initialize a specified number of byte in the buffer.
8) Which of the following searches file if the file exists its contents are overwriten
a) r+ b) w+ c) r d) a+
9) #prgma pack
a) is a directive specifies packing alignment for structure members.
b) is a directive specifies packing alignment for record members.c) is a directive specifies packing alignment for pointers members.d) is a directive specifies packing misalignment for structure and record members.
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10) # include
main(){
int i,j
for(i=1;i
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21.
# include
aaa() {printf("hi");
}
bbb(){printf("hello");
}
ccc(){printf("bye");
}
main()
{int (*ptr[3])();
ptr[0]=aaa;
ptr[1]=bbb;
ptr[2]=ccc;ptr[2]();
}a)hihellobyebye b)hihellobye c)bye d)aaabbbcccbye
22.struct point
{
int x;
int y;};
struct point origin,*pp;
main(){
pp=&origin;
printf("origin is(%d%d)\n",(*pp).x,pp->y);}
a)origin is(garbage values) b)variables not initialized
c)origin is(0,0) d)none of these
23. #define square(x) x*x
main(){
int i;
i = 64/square(4);printf("%d",i);
}
a)4 b)64 c)16 d)256
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24. #include
#define FUN(i,j) i##jvoid main() {
int val1=10;
int val12=20;printf(%d,FUN(val1,2)); }
a) 10 b) 20 c) 1020 d) 12
25.
main() {
int i=0;if(i++)
main();
{
printf(f);exit(0);}
main();}
a)f b)f f f f f c)run time error d)compiler time error
26.main()
{
char *p;
int *q;long *r;
p=q=r=0;
p++;q++;
r++;
printf("%p...%p...%p",p,q,r);}
a)000100010001 b)000100020004 c)111 d)compiler error
27. What is the output of the program.main() {
printf("%d\n", f(7));
}f(int x)
{
if (x
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28. main() {
int i;i = abc();
printf("%d",i);
}abc()
{
_AX = 1000;}
a)1000 b) compiler error c)Garbage value d) none of these
29. void main()
{
static int i=5;
printf(%d,i--);if(i)
main();}
a)5 infinite times b)5 4 3 2 1 c)run time error d)unpredictable
30.
void main()
{
char a[]="12345\0";int i=strlen(a);
printf("here in 3 %d\n",++i);
}
a)here in 3 5 b)here in 3 6 c)here in 3 7 d)none of these
