Re: [ vuZs.net ] CS201 Quiz 4 today Please solve

The stream-insertion operator is >> and the stream-extraction operator is <<. 
Select correct option: 
 
 True
 False 
   
 
Question # 2 of 15 ( Start time: 04:12:54 PM )  Total Marks: 1 
In statement Matrix m2 = m1 ; 
Select correct option: 
 
 Assignment operator is being used
 Copy constructor is being used.
 Statement has syntax error
 None of the given options 
 

 

Below is given a code snippet char name[50]; cin>>name; cout< 
Select correct option: 
 
 Sohail Aslam
 Aslam Sohail
 Sohail
 Aslam 
 
Question # 4 of 15 ( Start time: 04:15:33 PM )  Total Marks: 1 
What will be the output of following statement? cout << setfill('0') << setw(7) << 128 ; 
Select correct option: 
 
 0128128
 0000128
 1280000
 0012800
 
Question # 5 of 15 ( Start time: 04:16:10 PM )  Total Marks: 1 
When we used eof (end of file) with the file reading than which of the following is a true statement? 
Select correct option: 
 
 This is way to check source of the stream 
 This is way to check destination of the stream 
 This is way to check state of the stream 
 This is way to check type of the stream 
 
Question # 6 of 15 ( Start time: 04:16:44 PM )  Total Marks: 1 
The ws manipulator can be used with ______ stream(s). 
Select correct option: 
 
 Output
 Input
 Input/Output
 None of the given options
 
Which of the following is true about streams? A. It is a sequence of bytes B. It is an ordered sequence C. All bytes can go through the stream simultaneously D. Bytes that enters first into the stream will go out at last 
Select correct option: 
 
 A only 
 C Only 
 A and B
 A and D
 
The statement cin.get (); is used to, 
Select correct option: 
 
 Read a string from keyboard
 Read a character from the keyboard
 Read a character from file
 Read a String from file
 
The return type of the operator function for << operator is __________. 
Select correct option: 
 
 class for which we overload operator
 reference of ostream class (ostream&)
 reference of istream class (istream&)
 void
 
Question # 11 of 15 ( Start time: 04:20:57 PM )  Total Marks: 1 
The operator function for << (stream insertion) >> and stream extraction must be 
Select correct option: 
 
 Member function of class
 Non-member function of class
 Both member and non-member function
 None of the given options
 
Question # 12 of 15 ( Start time: 04:21:30 PM )  Total Marks: 1 
What functionality the following program is performing ? #include int main(0 { const int SIZE = 80; char buffer[SIZE]; cout <<" Enter a sentence : "< 
Select correct option: 
 
 get member function of cin object is used to read a sentence from the key board and then print it on the screen.
 getline member function of cout object is used to read a sentence from the key board and then print it on the screen.
 getline member function of cin object is used to read a sentence from the key board and then print it on the screen.
 getline member function of cin object is used to read a word from the key board and then print it on the screen.
 
Question # 13 of 15 ( Start time: 04:22:52 PM )  Total Marks: 1 
The read and write member functions input or output some number of bytes to or from a character array in memory. 
Select correct option: 
 
 True
 False
 
Question # 14 of 15 ( Start time: 04:23:36 PM )  Total Marks: 1 
The endl and flush are _______ 
Select correct option: 
 
 Functions
 Operators
 Manipulators
 Objects
 
Question # 15 of 15 ( Start time: 04:23:51 PM )  Total Marks: 1 
Which of the following is a destination of cout stream? 
Select correct option: 
 
 Data type 
 Printer 
 Constant 
 Variable
 

 

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