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CS201_Introduction to Programming

11 feb,2011

Thare were 52 Questions in my today;s paper

40 MCQ’s

4 short Questions with marks 2

4 short Questions with marks 3

4 short Questions with marks 5

Total marks 80

Some Questions i remember that i'm sharing with you all

A template function must have at least ---------- generic data type

       ► Zero

       ► One

       ► Two

       ► Three

Which of the following statement is best regarding declaration of friend function?

       ► Friend function must be declared after public keyword.

       ► Friend function must be declared after private keyword.

       ► Friend function must be declared at the top within class definition.

       ► It can be declared anywhere in class as these are not affected by the public and

private keywords.

Which one of the following is the declaration of overloaded pre-increment operator implemented as member function?

       ► Class-name operator +() ;

       ► Class-name operator +(int) ;

       ► Class-name operator ++() ;

       ► Class-name operator ++(int) ;

Class is a user defined___________.

       ► data type

       ► memory referee

       ► value

       ► none of the given options.

How many bytes will the pointer intPtr of type int move in the following statement?

intPtr += 3 ;

 

       ► 3 bytes

       ► 6 bytes

       ► 12 bytes

       ► 24 bytes

Which of the following is the correct C++ syntax to allocate space dynamically for an array of 10 int?

       ► new int(10) ;

       ► new int[10] ;

       ► int new(10) ;

       ► int new[10];

A Pointer is a special variable that contain

       ► Data values

       ► Memory Address

       ► Both data and values

       ► None of the given option

A structure is a collection of___________ under a single name.

          Value

          Variable

          Data

          None of the given

In C/C++; by default argument are passed by__________to a function.

Reference

Value

Type

Data

The code is written to __________ the program.

       ► implement

       ► design

       ► analysis

       ► none of the given options.

C++ views each file as a sequential stream of_______

Bytes

Bits

0’s or 1’s

Words

 

 

1. What is the keyword ‘this’ and what are the uses of ‘this’ pointer? Give an example.

2.What is difference between variable and pointer?

3.Consider the following code segment. What will be the output of the following code segment?

 

class class1{

public:

class class2{

public:

4. Write a program which defines five variables which store the salaries of five employees, using setw and setfill manipulators to display all these salaries in a column.

 

Note: Display all data with in a particular width and the empty space should be filled with character x

Output should be displayed as given below:

xxxxxx1000

xxxxxx1500

xxxxx20000

xxxxx30000

xxxxx60000

 Pray for all

Best Regards

Ayesha waheed

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