An array is defined with the following statement in a file, file1.c int a[ ] = { 1, 2, 3, 4, 5, 6 }; In another file, file2.c, the following code snippet is written to use the array a: e...
The size of the operator cannot be applied to an array 14.0%
There is nothing wrong with the code snippet. The value of the size will be 6 0.0%
There is nothing wrong with the code snippet. The value of the size will be 7 0.0%
An extern array of unspecified size is an incomplete type. The size of the operator during compile time is unable to learn the size of an array that is defined in another file 85.0%
None of the above 0.0%
By which file function you can position the file pointer in accordance with the current position?
ftell() 0.0%
fseek() 100.0%
fgetc() 0.0%
fread() 0.0%
fscanf() 0.0%
Consider the following code. int i = 4, *j, *k; Which one of the following statements will result in Compilation error?
j = &i; 0.0%
j = j + 4; 0.0%
j = j - 2; 0.0%
k = j + 3; 0.0%
j = j * 2; 100.0%
From which of the following loop or conditional constructs, is "break" used for an early exit?
switch 0.0%
for 0.0%
while 20.0%
do-while 0.0%
All of the above 80.0%
Given the array: int num[3][4]= { {3,6,9,12}, {15,25,30,35}, {66,77,88,99} }; what would be the output of *(*(num+1))?
3 0.0%
15 100.0%
66 0.0%
6 0.0%
25 0.0%
Given the array: int num[3][4]= { {3,6,9,12}, {15,25,30,35}, {66,77,88,99} }; what would be the output of *(*(num+1)...
3 0.0%
15 0.0%
26 75.0%
66 0.0%
77 25.0%
Given the following array declaration: int a[2][3][4]; what would be the number of elements in array a?
24 100.0%
22 0.0%
20 0.0%
12 0.0%
36 0.0%
Given the following array: char books[][40]={ "The Little World of Don Camillo", "To Kill a Mockingbird", "My Fam...
m 100.0%
M 0.0%
F 0.0%
i 0.0%
L 0.0%
Given the following array: int a[8] = {1,2,3,4,5,6,7,0}; what would be the output of printf("%d",a[4]); ?
3 0.0%
4 0.0%
5 100.0%
6 0.0%
7 0.0%
Given the following array: char books[][40]={ "The Little World of Don Camillo", "To Kill a Mockingbird", "My Famil...
Birds 0.0%
B 0.0%
Birds, Beasts and Relatives 100.0%
My Family and Other Animals 0.0%
M 0.0%
Given the operators: 1) * 2) / 3) % What would be the order of precedence?
1,2,3 0.0%
1,3,2 0.0%
3,2,1 0.0%
All have the same precedence 33.0%
1 and 2 have the same precedence, 3 is of lower precedence 66.0%
Identify the incorrect statement.
Records can be defined in C by using structures 0.0%
Structure members can be of the same/different data types 25.0%
Memory is reserved when a structure label is defined 75.0%
A pointer to a structure can be used to pass a structure to a function 0.0%
Arrays of structures can be defined and initialized 0.0%
If a two dimensional array arr[4][10](an array with 4 rows and 10 columns) is to be passed in a function, which of the following would be the valid parameters in the function definition?
fn(int arr[4][10]) 100.0%
fn(int arr[][10]) 0.0%
fn(int arr[4][]) 0.0%
fn(int (*fn)[13]) 0.0%
None of the above 0.0%
In order to read structures/records from a file, which function will you use?
fscanf() 50.0%
fread() 50.0%
fgets() 0.0%
fgetc() 0.0%
fseek 0.0%
In which area of memory are static variables allocated?
stack 0.0%
heap 75.0%
With the code binary 0.0%
None of the above 25.0%
Is the following statement correct? If not, why not? If yes, what is the size of the array? int array[][3] = { {1,2}, {2,3}, {3,4,2} };
Yes, the size is three columns by two rows 50.0%
Yes, the size is two columns by two rows 0.0%
No, the first dimension is omitted 0.0%
No, one of the three initializer sets contains too many numbers 0.0%
Yes, the size is three columns by three rows 50.0%
Read the following two declaration statements. 1. #include <stdio.h> 2. #include "stdio.h" Which of the following statements pertaining to the above two statements are correct?
For statement 1, the header file will be searched first in the local directory and then in the standard system directories such as "/usr/include" 0.0%
For statement 1, the header file will be searched in the standard system directories such as "/usr/include" 50.0%
For statement 2, the header file will be searched first in the local directory and then in the standard system directories such as "/usr/include" 50.0%
For statement 2, the header file will be searched in the standard system directories such as "/usr/include" 0.0%
None of the above 0.0%
Read the statement below: extern int a; Which of the following statement/s pertaining to the above statement is/are correct?
Declares an integer variable a; Allocates storage for the variable 16.0%
Declares an integer variable a; Does not allocate the storage for the variable 33.0%
Indicates that the variable is defined outside the current file 0.0%
Brings the scope of the variable defined outside the file to this file 50.0%
All of the above 0.0%
None of the above 0.0%
Suppose there is a file a.dat which has to be opened in the read mode using the FILE pointer ptr1, what will be the correct syntax?
ptr1 = open("a.dat"); 0.0%
ptr1 = fileopen("a.dat"); 0.0%
ptr1 = fopen("a.dat","r"); 100.0%
ptr1 = open("a.dat","r"); 0.0%
ptr1 = fileopen("a.dat","r"); 0.0%
The declaration int (*p[5])() means:
p is an array of pointers to functions the return type of which is an integer 50.0%
p is a pointer to a function that returns a pointer to an integer 0.0%
p is a pointer to an array of integers 50.0%
p is a pointer to an array of integer pointers 0.0%
p is a pointer to a character string 0.0%
The declaration int *(*p)[10] indicates:
p is an array of pointers to functions the return type of which is an integer 0.0%
p is a pointer to a function that returns a pointer to an integer 0.0%
p is a pointer to an array of integer pointers 100.0%
p is a pointer to a character string 0.0%
What does the argv[0] represent?
The first command line parameter has been passed to the program 0.0%
The program name 100.0%
The number of command line arguments 0.0%
None of the above 0.0%
What does the following function do? int fn(unsigned int x) { int count = 0; for(; x!=0; x&=(x-1)) count++; return count; }
Returns the minimum number of bits required to represent the number x 0.0%
Returns the number of zero bits present in the number x 0.0%
Returns the number of 1 bits(bits having one) in the number x 100.0%
Returns the square root of the number 0.0%
None of the above 0.0%
What is the function to concatenate two strings?
strcmp() 0.0%
strcpy() 0.0%
strcat() 100.0%
strlen() 0.0%
catstr() 0.0%
What is the output of the following program ? main() { int u = 1, v = 3; printf("%d %d",u,v); funct1(&u,&v); printf(" %d %d
",u,v); } void funct1(int *pu, int *pv) { *pu=0; *pv=0; return; }
1 3 1 3 0.0%
1 3 1 1 0.0%
1 3 0 0 100.0%
1 1 1 1 0.0%
3 1 3 1 0.0%
What is the return type of the following function declaration? func(char c);
void 0.0%
char 0.0%
int 0.0%
undefined 100.0%
What is the return value in case a file is not opened successfully by using fopen()?
0 0.0%
1 0.0%
100 0.0%
NULL 100.0%
What is wrong with the following function prototype statement? int func();
The function definition {...} is missing 0.0%
While calling a function, the type int is not needed 50.0%
No parameter has been passed 0.0%
The semicolon should not be there 0.0%
There is nothing wrong with the statement 50.0%
What will be printed on the standard output as a result of the following code snippet? int funr(int x, int y) { if(x <= 0) { return y; } else ...
2 0.0%
3 0.0%
5 100.0%
6 0.0%
9 0.0%
What will be printed on the standard output as a result of the following code snippet? main() { int num = 425; printf("%d", printf("%d", num)); }
Will result in Compilation Error 0.0%
4425 0.0%
4253 100.0%
3435 0.0%
None of the above 0.0%
What will be printed on the standard output as a result of the following code snippet? void main() { char arr[] = {'R','A','M',' '}; printf("%d",strlen(arr)); }
0 0.0%
1 0.0%
3 100.0%
4 0.0%
Cannot be determined 0.0%
What will be printed on the standard output as a result of the following code snippet? void main() { char arr[] = {'R','A','M'}; printf("%d",strlen(arr)); }
0 0.0%
1 0.0%
3 0.0%
4 0.0%
Cannot be determined 100.0%
What will be printed on the standard output as a result of the following code snippet? void main() { char arr1[] = "REGALINT"; printf("%d,",strlen(arr1)); printf("%d",sizeo...
1,1 0.0%
8,4 0.0%
8,8 0.0%
8,9 100.0%
9,8 0.0%
What will be printed on the standard output as a result of the following code snippet? void main() { int arr[][2] = {1,2,3,4,5,6}; printf("%d",arr[2][1]); }
2 0.0%
3 0.0%
4 0.0%
5 0.0%
6 100.0%
What will be printed on the standard output as a result of the following code snippet? void main() { int arr[5]={1,2,3,4,5}; printf("%d
", *(arr+4)); }
1 0.0%
2 0.0%
4 0.0%
5 100.0%
Cannot be determined 0.0%
What will be printed on the standard output as a result of the following code snippet? void main() { int num1 = 30, num2 = 4; float result; result = (float)(num1/num2); ...
7 0.0%
7.00 100.0%
7.000000 0.0%
7.5 0.0%
7.50 0.0%
What will be printed on the standard output as a result of the following code snippet? void main() { int i,j,k; i=4; j=30; k=0; k=j++/i++; ++k; printf("%d %d %d",i,j,k); }
5 31 8 100.0%
5 31 7 0.0%
5 31 6 0.0%
4 30 7 0.0%
What will be the output of following code? int main() { int i; i = 0; for (i = 1; i <2; i++) { i++; printf( "%d", i ); continue; ...
22 0.0%
2,2 0.0%
2 100.0%
none of the above 0.0%
What will be the output of the following program? #include <assert.h> main() { int n = 5; assert(n > 3); //statement 1 n = n+2; assert(n > 7);//statement 2 return 0; }
Assertion 'n > 3' failed; Program aborts at statement 1 0.0%
Assertion 'n > 7' failed; Program aborts at statement 2 100.0%
Program returns 0 with the value of n as 7 0.0%
Compilation Error 0.0%
What will happen when the following code is executed? { int num; num =0; do {-- num; printf("%d
", num); num++; } while (num >=0); }
The loop will run infinitely 100.0%
The program will not enter the loop 0.0%
There will be a compilation error 0.0%
A runtime error will be reported 0.0%
What will happen when the following code is executed? void main() { char arr1[] = "REGALINT"; char arr2[10] = "REGALINT"; printf("%d,",sizeof(arr1)); printf("%d",sizeof(arr2)); }
1,1 0.0%
1,4 0.0%
8,8 0.0%
8,9 0.0%
9,10 100.0%
What would be printed on the standard output as a result of the following code snippet? main() { enum {red, green, blue = 0, white}; printf("%d %d %d %d", red, green, blue, white)...
Will result in Compilation Error 0.0%
0 1 2 3 0.0%
0 1 0 1 100.0%
0 1 0 2 0.0%
Undefined 0.0%
What would be printed on the standard output as a result of the following code snippet? #define func(t, a, b) { t temp; temp=a; a=b; b=temp; } main() { int a=3, b=4; float c=4.5, d...
Results in Compilation Error 0.0%
3 4 5.99 4.50 0.0%
3 4 4.50 5.99 0.0%
4 3 5.99 4.50 100.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? #define max(a, b) ((a) > (b)?(a):(b)) main() { int a=4; float b=4.5; printf("%.2f
"...
Results in Compilation Error 0.0%
Undefined value 0.0%
4.50 100.0%
4.0 0.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? #define max(a, b)((a) > (b)?(a):(b)) main() { int a=4, c = 5; printf("%d ", max(a++, c++)); printf("%d %d
"...
Results in Compilation Error 0.0%
6 4 5 0.0%
6 5 7 100.0%
6 5 6 0.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? #define Name Manish main() { printf("My name""Name"); }
My name Manish 0.0%
My nameName 100.0%
Results in Compilation Error 0.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? #include<stdio.h> main() { unsigned char a=255; a = a+1; printf("%d",a); ret...
Undefined value 0.0%
256 0.0%
1 0.0%
0 100.0%
-1 0.0%
What would be printed on the standard output as a result of the following code snippet? char *str1 = "Hello World"; strcat(str1, '!'); printf("%s", str1);
Hello World! 0.0%
Hello World 0.0%
Hello 0.0%
The code snippet will throw a compilation error 100.0%
What would be printed on the standard output as a result of the following code snippet? char i = 'A'; char *j; j = & i; *j = *j + 32; printf("%c",i);
An error will occur 0.0%
a 100.0%
A 0.0%
b 0.0%
c 0.0%
What would be printed on the standard output as a result of the following code snippet? int Recur(int num) { if(num==1 || num==0) return 1; if(num%2==0) return Recur(num/2)+2; else return Recur(nu...
10 100.0%
9 0.0%
11 0.0%
8 0.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? main( ) { char *str[ ] = { "Manish" "Kumar" "Choudhary" }; printf ( "
string1 = %s", str[0] ); printf ( "
...
string1 = Manish string2 = Kumar string3 = Choudhary 0.0%
string1 = Manish string2 = Manish string3 = Manish 0.0%
string1 = ManishKumarChoudhary string2 = (null) string3 = (null) 100.0%
You will get an error message from the compiler 0.0%
What would be printed on the standard output as a result of the following code snippet? main() { signed char i = 1; for (; i<=255; i++) printf ("%d ",i); retur...
Compilation Error 0.0%
1 2 3 ... 255 0.0%
1 2 3 . . . 127 0.0%
1 2 3 . . . 127 -128 -127 ... 0 1 2 3 . . . (infinite times) 100.0%
What would be printed on the standard output as a result of the following code snippet? main() { char *s="Hello World"; char s1[20], s2[20]; int len = sscanf(s,"%s",s1); ...
Compilation Error 0.0%
Hello World : 11 0.0%
Hello World : 1 0.0%
Hello : 5 0.0%
Hello : 1 100.0%
What would be printed on the standard output as a result of the following code snippet? main() { char option = 5; switch(option) { case '5': ...
case : 1 0.0%
case : 2 100.0%
case : 3 0.0%
Result in compilation error 0.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? main() { int i=5; char option = 5; switch(option) { case '5'...
case : 1 0.0%
case : 2 0.0%
case : 3 0.0%
Result in compilation error 100.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? main() { int n=5, x; x = n++; printf("%d ", x); x = ++n; printf("%d ...
6 7 8 0.0%
5 7 8 100.0%
6 8 8 0.0%
5 8 8 0.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? main() { void addup (int b); addup(b); return 0; } int b = 5; void addup (in...
Will result in Compilation Error 100.0%
5 0.0%
0 0.0%
Undefined value 0.0%
What would be printed on the standard output as a result of the following code snippet? main() { int a[5] = {1,4,5,6,9}; printf("%d ", *a); //Line 1 printf("%d", *++a); //Line 2...
1 4 0.0%
0 1 0.0%
Undefined value 0.0%
Compilation Error in "Line 1" 0.0%
Compilation Error in "Line 2" 100.0%
What would be printed on the standard output as a result of the following code snippet? main() { char *pmessage = "asdfgh"; *pmessage++; printf("%s", pmessage); return 0; }
Will result in Compilation Error 0.0%
Undefined string 0.0%
sdfgh 100.0%
asdfgh 0.0%
What would be printed on the standard output as a result of the following code snippet? main() { enum {red, green, blue = 6, white}; printf("%d %d %d %d", red, green, blue, white); return 0; }
0 1 6 2 0.0%
0 1 6 7 100.0%
Will result in Compilation Error 0.0%
None of the above 0.0%
What would be printed on the standard output as a result of the following code snippet? void main() { unsigned char a=25; a = ~a; signed char b = 25; b = ~b; printf("%d %d ", a...
0 0 0.0%
230 230 0.0%
230 -26 100.0%
230 -103 0.0%
None of the above 0.0%
Which file header is to be included for file handling in a C program?
string.h 0.0%
file.h 0.0%
stdio.h 100.0%
stdlib.h 0.0%
ctype.h 0.0%
Which function allocates memory and initializes elements to 0?
assign() 0.0%
calloc() 100.0%
malloc() 0.0%
swab() 0.0%
allocate() 0.0%
Which function returns the current pointer position within a file?
ftell() 100.0%
fseek() 0.0%
fgetc() 0.0%
fread() 0.0%
fscanf() 0.0%
Which function will convert a string into a double precision quantity?
atoi() 0.0%
atof() 100.0%
atol() 0.0%
atan() 0.0%
acos() 0.0%
Which function will you use to position the file pointer at the beginning of the file?
rewind() 100.0%
fseek() 0.0%
fscanf() 0.0%
a or b 0.0%
b or c 0.0%
Which function will you use to write a formatted output to the file?
fputc() 0.0%
fputs() 0.0%
fprintf() 100.0%
fseek() 0.0%
ftell() 0.0%
Which header file are methods(or macros) isalpha(), islower() a part of?
stdio.h 0.0%
ctype.h 100.0%
string.h 0.0%
math.h 0.0%
None of the above 0.0%
Which is/are the type/s of memory allocation that needs/need the programmer to take care of memory management?
Static memory allocation 0.0%
Dynamic memory allocation 50.0%
Automatic memory allocation 0.0%
Memory allocation on stack 50.0%
Memory allocation on heap 0.0%
Which of the following comparison statements will be true if an integer is 16 bits and a long is 32 bits on a machine?
-1L < 1U 0.0%
-1L > 1U 100.0%
-1L < 1UL 0.0%
-1L > 1UL 0.0%
Which of the following declarations of structures is/are valid? 1) struct node { int count; char *word; struct node next; ...
1,2,3 100.0%
1,2 0.0%
2,3 0.0%
2 0.0%
None of the above 0.0%
Which of the following file modes would mean read + append?
w+ 0.0%
a+ 100.0%
r+ 0.0%
r+a 0.0%
a+r 0.0%
Which of the following functions is used to extract formatted input from a file?
fputc() 0.0%
fputs() 0.0%
fprintf() 0.0%
fscanf() 100.0%
ftell() 0.0%
Which of the following is a function for formatting data in memory?
sprintf() 100.0%
printf() 0.0%
scanf() 0.0%
free() 0.0%
atol() 0.0%
Which of the following is not a file related function?
fgetc() 0.0%
puts() 100.0%
fputc() 0.0%
fscanf() 0.0%
fprintf() 0.0%
Which of the following is not a relational operator?
== 0.0%
!= 0.0%
<> 100.0%
>= 0.0%
<= 0.0%
Which of the following is not a storage type?
auto 100.0%
global 0.0%
static 0.0%
register 0.0%
extern 0.0%
Which of the following is not a string function?
strlen() 0.0%
strcmp() 0.0%
strcpy() 0.0%
strcomp() 100.0%
Which of the following is not a type of operator ?
Rational 0.0%
Unary 0.0%
Ternary 100.0%
Compound assignment 0.0%
Logical 0.0%
Which of the following is not a valid mode for opening a file?
r 0.0%
w 0.0%
a 0.0%
r+ 0.0%
i 100.0%
Which of the following is the correct way of initializing a two-dimensional array?
char str[2][4]={ "abc", "def" }; 0.0%
char str[2][4]={ {"abc"}, {"def"} }; 0.0%
char str[2][4]={ {'a','b','c',' '}, {'d','e','f',' '} }; 100.0%
a and b 0.0%
a, b and c 0.0%
Which of the following is/are the correct signature/s of main with command line arguments?
int main(int argc, char **argv) 0.0%
int main(int argc, char *argv[]) 100.0%
int main(int argc, char *argv) 0.0%
int main(int argc, char argv[]) 0.0%
All of the above 0.0%
Which of the following sets of conversion statements may result in the loss of data?
int i; char c; i=c; c=i; 0.0%
int i; char c; c=i; i=c; 33.0%
int i; float f; i=f; f=i; 66.0%
None of the above 0.0%
Which of the following standard functions is used to close a file?
fileclose() 0.0%
closefile() 0.0%
fclose() 100.0%
Any of the above 0.0%
Which of the following statements are correct for the keyword register?
It is a storage-class-specifier 0.0%
It guarantees that the variable is kept in the CPU register for maximum speed 0.0%
It requests that the variable be kept in the CPU register for maximum speed 50.0%
It does not guarantee that the variable value is kept in CPU register for maximum speed 50.0%
Which of the following statements is valid and correct?
char amessage[] = "lmnop"; amessage++; 100.0%
char *pmessage = "abcde"; (*pmessage)++; 0.0%
char amessage[] = "lmnop"; (*amessage)++; 0.0%
char *pmessage = "abcde"; pmessage++; 0.0%
Which of the following statements will result in a compilation error?
int n=5, x; x=n++; 0.0%
int n=5, x; x= ++n++; 33.0%
int n=5, x; x= (n+1)++; 33.0%
int n=5, x=6; x= (n+x)++; 33.0%
None of the above 0.0%
Which standard function is used to deallocate memory allocated by the malloc() function?
free 100.0%
calloc 0.0%
delete 0.0%
release 0.0%
destroy 0.0%