C++ mcq questions with answer – Set 3

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• Total Number Of Questions : 10
• Passing Marks : 7
• Each Question Carry 1 Mark, No Negative Marking.
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You Have Passed The Test, You Should Try To The Next One…!!

1/5 - (1 vote)

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You Did Not Pass. Why Not Try It Again?

1/5 - (1 vote)

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#1. Which of the following type is provided by C++ but not C?

double

double

float

float

int

int

bool

bool

#2. By default, all the files in C++ are opened in _________ mode.

Binary

Binary

VTC

VTC

Text

Text

ISCII

ISCII

#3. What will be the output of the above C++ code?

spacesintext

spacesintext

spaces in text

spaces in text

spaces

spaces

spaces in

spaces in

#4. Which of the following correctly declares an array in C++?

array{10};

array{10};

array array[10];

array array[10];

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int array;

int array;

int array[10];

int array[10];

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#5. Which of the above C++ code will give error on compilation?

Code 1 only

Code 1 only

Neither code 1 nor code 2

Neither code 1 nor code 2

Both code 1 and code 2

Both code 1 and code 2

Code 2 only

Code 2 only

#6. What is the value of p in the above C++ code snippet?

12

12

0

0

2

2

16

16

#7. What is the size of wchar_t in C++?

Based on the number of bits in the system

Based on the number of bits in the system

2 or 4

2 or 4

4

4

2

2

#8. What will be the output of the above C++ function?

Runtime error may be possible

Runtime error may be possible

Compiler error may be possible

Compiler error may be possible

1

1

0

0

#9. Which is more effective while calling the C++ functions?

Call by object

Call by object

Call by pointer

Call by pointer

Call by value

Call by value

Call by reference

Call by reference

#10. What is the use of the indentation in c++?

r distinguishes between comments and inner data

r distinguishes between comments and inner data

distinguishes between comments and outer data

distinguishes between comments and outer data

distinguishes between comments and code

distinguishes between comments and code

r distinguishes between comments and outer data

r distinguishes between comments and outer data

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