compiler - header - stream

Which stream class is to only write on files?

• ofstream

• ifstream

• iostream

• fstream

Which operator is used to insert the data into file?

• >>

• <<

• <

• None of the above

Which member function is used to determine whether the stream object is currently associated with a file?

• is_open

• buf

• sstring

• None of the above

What is a compiler?

• system program that converts instructions to machine language

• system program that converts machine language to high-level language

• system program that writes instructions to perform

• None of the mentioned

Which flag specify the output of g++?

• -a

• -o

• -c

• -w

Which of the following is the correct syntax of including a user defined header files in C++?

• #include [userdefined]

• #include “userdefined”

• #include <userdefined.h>

• #include <userdefined>
  

Which of the header file must be included to use stringstream?

• <iostream>

• <string>

• <sstring>

• <sstream>

Which of the following header file does not exist?

• <iostream>

• <string>

• <sstring>

• <sstream>

The cin, cout are ___

• library functions

• 1. structs

• 1. pointers

• 1. objects