adplus-dvertising
frame-decoration

Question

To perform stream I/O with disk files in C++, you should

a.

open and close files as in procedural languages.

b.

use classes derived from ios.

c.

use C language library functions to read and write data.

d.

include the IOSTREAM.H header file.

Answer: (b).use classes derived from ios.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. To perform stream I/O with disk files in C++, you should

Similar Questions

Discover Related MCQs

Q. Overloading the function operator

Q. In C++, the range of signed integer type variable is ________

Q. If x = y,5 = 2 then x ∧ y equals________.

(where ∧ is a bitwise XOR operator)

Q. If an array is declared as
int a[4] = {3, 0, 1, 2}, then values assigned to a[0] & a[4] will be ________.

Q. Mechanism of deriving a class from another derived class is known as____

Q. RunTime Polymorphism is achieved by ______

Q. A function call mechanism that passes arguments to a function by passing a copy of the values of the arguments is __________

Q. In C++, dynamic memory allocation is accomplished with the operator ____

Q. If we create a file by ‘ifstream’, then the default mode of the file is _________

Q. A variable defined within a block is visible

Q. The break statement causes an exit

Q. Which of the following cannot be legitimately passed to a function

Q. A property which is not true for classes is that they

Q. You can read input that consists of multiple lines of text using

Q. The keyword friend does not appear in

Q. The process of building new classes from existing one is called

Q. If you wanted to sort many large objects or structures, it would be most efficient to

Q. A friend function to a class, C cannot access

Q. The operator that cannot be overloaded is

Q. A struct is the same as a class except that