Object Oriented Programming With C Plus Plus - Multiple Choice Questions -009

81. ____________ function specifies the required number of fields to be used while displaying the output value.

A. with()

B. width()

C. fill()

D. setf()

ANSWER: B

82. _____________ function specifies the number of digits to be displayed after decimal point.

A. width()

B. precision()

C. fill()

D. setf()

ANSWER: B

83. ____________ function clears the flags.

A. width()

B. precision()

C. unsetf()

D. setf()

ANSWER: C

84. setf() function ______________

A. clears the flags.

B. specifies the number of digits to be displayed after decimal point.

C. specifies the required number of fields to be used while displaying the output value.

D. sets format flags that control the format of output display

ANSWER: D

85. The primary difference between float and double is in the ____ of the value they hold.

A. address.

B. magnitude.

C. sign.

D. decimal point.

ANSWER: B

86. Which of the following is not the member of class?

A. Static function.

B. Friend function.

C. Const function.

D. Virtual function.

ANSWER: B

87. ios::right produces the output as ___________.

A. left justified

B. right justified

C. padding between number and the sign.

D. decimal conversion

ANSWER: A

88. Which of the following is not a valid file mode?

A. ios::in

B. ios::out

C. ios::truncate

D. ios::noreplace

ANSWER: C

89. _____________ is the file mode for opening a file in input mode.

A. ios::in

B. ios::out

C. ios::trunc

D. ios::noreplace

ANSWER: A

90. _____________ is the file mode for opening a file in output mode.

A. ios::in

B. ios::out

C. ios::trunc

D. ios::noreplace

ANSWER: B