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Commvault Placement Questions & Answers :: Commvault

49.11K

Tot. Mock Test: 1


Total Qs: 40+

NA
SHSTTON
212
Solv. Corr.
141
Solv. In. Corr.
353
Attempted
0 M:12 S
Avg. Time

1 / 40

What is output or the error in the program?
#include <stdio.h>

typedef int CommVault;
typedef CommVault CommVaultindia;

void main () {
CommVaultindia val= 234;
printf("%d ",  val);
}

ACompilation error: typedef cannot be outside a function scope

BCompilation error: undefined variable val

C234

DCompilation error: cannot typedef based on another typedef

Answer: Option C

Explanation:

Here is no explanation for this answer

Submit Your Solution

Tags: Commvault

NA
SHSTTON
125
Solv. Corr.
440
Solv. In. Corr.
565
Attempted
1 M:47 S
Avg. Time

2 / 40

What is output or the error in the program if the command line data is?
CornmVault India

#include

int main(int argc, char *argv[]) {
printf(" %d", printf("%s", argv[1]));
return 0;
}


ACommvault

BIndia 5

CIndia 9

DCommVault 9

Answer: Option D

Explanation:

Here is no explanation for this answer

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Tags: Commvault

NA
SHSTTON
92
Solv. Corr.
397
Solv. In. Corr.
489
Attempted
0 M:40 S
Avg. Time

3 / 40

What is the output of the program on a 32 bit Operating System?

#include
#include
void main () {
double val = 12.34;
double *dp = &val;
char *cp;
cp = (char*)malloc(sizeof(char) * 20);
sprintf (cp, "hello world");
printf("%d %d %d", sizeof(cp), sizeof(dp), sizeof(val));
}


A4 4 8

B20 8 8

C11 8 8

D20 4 8

Answer: Option A

Explanation:

Here is no explanation for this answer

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Tags: Commvault

NA
SHSTTON
44
Solv. Corr.
533
Solv. In. Corr.
577
Attempted
0 M:0 S
Avg. Time

4 / 40

Choose the correct option.

Match the following?

i) Software Interrupt mechanism (l)Deadlock
ii) Passing data from one process to another process (2)Signals
iii) A situation wherein two or more competing actions (3)Preemptive multitasking
are waiting for the other to finish, and thus
neither ever does
iv) Allows the computer system to more reliably guarantee each process a regular slice of operating time (4)Pipe


Ai-4, ii-3, iii-2, iv-1

Bi-4, ii-3, iii-2, iv-1

Ci-2, ii-4, iii-1, iv-3

Di-4, ii-2, iii-1, iv-3

Answer: Option B

Explanation:

Here is no explanation for this answer

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Tags: Commvault

NA
SHSTTON
264
Solv. Corr.
439
Solv. In. Corr.
703
Attempted
0 M:42 S
Avg. Time

5 / 40

Which of the following option is correct for the below 'C' program?
#include<stdio.h>
int main () {
int  ( *Commprintf) (const char*, ... ) = printf;
Commprintf (  "Hello World");
return 0;
}

ANo output

BUndefined symbol Commprintf

CCompile Error: Prototype mismatch

DHello World

Answer: Option D

Explanation:

Here is no explanation for this answer

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Tags: Commvault

NA
SHSTTON
179
Solv. Corr.
220
Solv. In. Corr.
399
Attempted
0 M:30 S
Avg. Time

6 / 40

What is output or the error in the program?

#include

void main () {
const char* cptr = "Hello";
printf ("%c", (*++cptr)++);
}


Al-value specifies const object

BNo error, output is e

CNo error, output is H

DNo error, output is 1

Answer: Option A

Explanation:

Here is no explanation for this answer

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Tags: Commvault

NA
SHSTTON
103
Solv. Corr.
225
Solv. In. Corr.
328
Attempted
2 M:4 S
Avg. Time

7 / 40

What is the output of the program,if the base address of the array is 1244896?
#include <stdio.h>
void main () {
struct {
float c ,
union p { 
char c; 
char *cp; 
short s;

} uvar[5);

} svar [6];

printf("%d %d", &svar[2], &svar[5]);

}

A1244784 1244976

B1244944 1245016

C1244784 1244932

D1244944 1244992

Answer: Option B

Explanation:

Here is no explanation for this answer

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Tags: Commvault

NA
SHSTTON
258
Solv. Corr.
228
Solv. In. Corr.
486
Attempted
2 M:38 S
Avg. Time

8 / 40

What is the output of the C++ program?
#include <iostream>
using namespace std;

void fun(int a, int b, int &c,int &d)
{
c += a + b;
d += a - b;
}
 
int main () {
int vl =  5,  v2 =  10, v3 = 2, v4 = 3; 
fun(vl,  v2, v3, v4); 
cout << v3 << "  "<< v4 ;
return 0;
}

A15 -5

B2 3

C17 -2

DNone of the above

Answer: Option C

Explanation:

Here is no explanation for this answer

Submit Your Solution

NA
SHSTTON
118
Solv. Corr.
180
Solv. In. Corr.
298
Attempted
0 M:0 S
Avg. Time

9 / 40

What is the output of the C++ program?
#include <iostream>
using namespace std;
 
class test { 
float x,  y; 
public:
test(float a = 1.0,  float b = 2.0)
{
x = a;
y = b;
}

test operator + (test & obj) {
return test(this->x + obj.x,  y + obj.y);
}

operator float () {
return  (x + y) ;
}
};

int main () {
test obj1(1.23, 4.56), obj2;
obj2  = obj1 + obj2;
cout << obj2;
return 0;
}

A8.79

B5.79

C3

DCompilation error: binary '<<': no operator found which takes a right-hand operand of type 'test'

Answer: Option A

Explanation:

Here is no explanation for this answer

Submit Your Solution

NA
SHSTTON
173
Solv. Corr.
210
Solv. In. Corr.
383
Attempted
0 M:38 S
Avg. Time

10 / 40

Choose the correct option.

What is the signature of the assignment operator in C++, if chain of assignments need to be performed for an object of class test?


Atest & operator = (const test&);

Bvoid & operator =(const test&);

Ctest & operator = ();

Dvoid & operator = (const test);

Answer: Option A

Explanation:

Here is no explanation for this answer

Submit Your Solution

Tags: Commvault


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