2000+ C-and-c- Questions - Set 339 [With Solutions]

C-and-c- Questions Set 339:

Quiz Mode

C-and-c- Questions

Set 339/349

int main( )

{

int x = 7, y = 3, z =5;

z -= -x-- - --y;

cout<<z;

return 0;

}

What will be the output of the following C++ code?

6 7 8 9

9 8 6 7

6 7 9 8

9 8 5 7

What will be the output of the following C++ code?

1 2 3 4 5

1 2 3 4

2 3 4 5

error

A connected planar graph having 6 vertices, 7 edges contains _____________ regions.

What is the largest numerical value that can be represented by a char? (Give your answer as a decimal integer.)

255

256

254

Is the following C code snippet legal?

`typedef struct srt type;`

`struct srt{`

`int num;`

`type *var;`

`};`

No, the code is not legal.

Yes, the code is legal.

In the context of C data types, which of the following is correct?

"unsigned long long int" is a valid data type.

"long long double" is a valid data type.

(1), (2) and (3) all are valid data types.

(1), (2) and (3) all are invalid data types.

"unsigned long double" is a valid data type.

Which of the following statements about function overloading is false?

Defining multiple functions with the same name in a class is called function overloading.

Overloaded functions must differ in their order and types of arguments.

Overloaded functions should be preceded with the virtual keyword.

No statement is false.

Which of the following statements about the subscript operator is correct?

The subscript operator has higher precedence than the assignment operator.

The subscript operator has lower precedence than the assignment operator.

The subscript operator is used with string elements.

The subscript operator is used with char elements.

What happens if the base and derived class contains definition of a function with same prototype?

Compiler reports an error on compilation.

Only base class function will get called irrespective of object.

Only derived class function will get called irrespective of object.

Base class object will call base class function and derived class object will call derived class function.

Quiz Mode

Qn. Sets

C-and-c- Questions Set 339:

C-and-c- Questions

int main( ) { int x = 7, y = 3, z =5; z -= -x-- - --y; cout<<z; return 0; }

Reveal Answer

Reveal Answer

What will be the output of the following C++ code?

Reveal Answer

Reveal Answer

What will be the output of the following C++ code?

Reveal Answer

Reveal Answer

A connected planar graph having 6 vertices, 7 edges contains _____________ regions.

Reveal Answer

Reveal Answer

What is the largest numerical value that can be represented by a char? (Give your answer as a decimal integer.)

Reveal Answer

Reveal Answer

Is the following C code snippet legal? typedef struct srt type; struct srt{ int num; type *var; };

Reveal Answer

Reveal Answer

In the context of C data types, which of the following is correct?

Reveal Answer

Reveal Answer

Which of the following statements about function overloading is false?

Reveal Answer

Reveal Answer

Which of the following statements about the subscript operator is correct?

Reveal Answer

Reveal Answer

What happens if the base and derived class contains definition of a function with same prototype?

Reveal Answer

Reveal Answer

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int main( )

{

int x = 7, y = 3, z =5;

z -= -x-- - --y;

cout<<z;

return 0;

}

Is the following C code snippet legal?

`typedef struct srt type;`

`struct srt{`

`int num;`

`type *var;`

`};`