Computer Software Exam

Which of the STL containers store the elements contiguously (in adjacent memory locations)?

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Std::vector
Std::list
Std::map
Std::set

The two types of file structure existing in VSAM file are

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Key sequenced structure, entry sequenced structure
Key sequence structure, exit sequenced structure
Entry sequence structure, exit sequenced structure
None of the above

If class A is friend of class B and if class B is friend of class C, which of the following is true?

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Class C is friend of class A
Class A is friend of class C
Class A and Class C do not have any friend relationship
None of the above

What does STL stand for?

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Simple Template Library
Standard Template Library
Static Type Library
Single Type-based Library

Which of the following ROM is most convenient to rewrite?

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EPROM
EEPROM
EAPROM
DRAM

Minimum number of temporary variable needed to swap the contents of 2 variables is:

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1
2
3
0

What is the Difference between struct and class in terms of Access Modifier?

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By default all the struct members are private while by default class members are public.
By default all the struct members are protected while by default class members are private.
By default all the struct members are public while by default class members are private.
By default all the struct members are public while by default class members are protected.

What is the implicit pointer that is passed as the first argument for nonstatic member functions?

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‘Self’ pointer
Std::auto_ptr pointer
‘Myself’ pointer
‘This’ pointer

A cluster of red, green and blue diodes is driven together to form a full-color pixel in a

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LCD Monitor
LED Monitor
CRT Monitor
Monochrome Monitor

Which of the following functions below can be used Allocate space for array in memory?

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Calloc()
Malloc()
Realloc()
Both a and b

A continue statement causes execution to skip to

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The return 0; statement
The first statement after the loop
The statement following the continue statement
The next iteration of the loop

The temporary output of a computer system is called

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Hardcopy output
Softcopy output
Computer Printout
None of above

How many copies of a class static member are shared between objects of the class?

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A copy of the static member is shared by all objects of a class
A copy is created only when at least one object is created from that class
A copy of the static member is created for each instntiation of the class
No memory is allocated for static members of a class

‘Prime area’ in context of file system is defined as

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It is memory area created by operating system
It is an area into which data records are written
It is the main area of a web page
None of the above

Each pass through a loop is called a/an

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Enumeration
Iteration
Culmination
Pass through

If there is more than one statement in the block of a for loop, which of the following must be placed at the beginning and the ending of the loop block?

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Parentheses ( )
Braces { }
Brackets [ ].
Arrows < >

Which of the following port is used to connect DB-25 pin modems or scanners?

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Serial Ports
Parallel Port
PS/2 Port
USB Port

Which one of the following is not a valid reserved keyword in C++

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Explicit
Public
Implicit
Private

IBM introduced the first 8” floppy disk in 1971 which could store

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100 KB
164 KB
512 KB
1.44 MB

Which of the following is not a standard exception built in C++.

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Std::bad_creat
Std::bad_alloc
Std::bad_cast
Std::bad_typeid

If the class name is X, what is the type of its “this” pointer (in a nonstatic, non-const member function)?

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const X* const
X* const
X*
X&

Inline functions are invoked at the time of

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Run time
Compile time
Depends on how it is invoked
Both b and c above

Which of the following term do not refer to an expansion card?

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Controller Cards
Adapters
Daughterboard
Motherboard

Which of the following operators can be overloaded?

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. (Dot or member access operator)
& (Address-of operator)
Sizeof operator
?: (Conditional operator)

Which of the following is the most common way of implementing C++?

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C++ programs are directly compiled into native code by a compiler
C++ programs are first compiled to intermediate code by a compiler and then executed by a virtual machine
C++ programs are interpreted by an interpreter
C++ editor directly compiles and executes the program

In a C language ‘3’ represents

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A digit
An integer
A character
A word

What is shallow copy?

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A shallow copy creates a copy of the dynamically allocated objects too.
A shallow copy just copies the values of the data as they are.
A shallow copy creates a copy of the statically allocated objects too
Both b and c above

The conditional compilation

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It is taken care of by the compiler
It is setting the compiler option conditionally
It is compiling a program based on a condition
None of the above

What is deep copy?

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A deep copy creates a copy of the dynamically allocated objects too.
A deep copy just copies the values of the data as they are.
A deep copy creates a copy of the statically allocated objects too
Both b and c above

Which of the following below is /are a valid iterator type?

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Input Iterator
Backward Iterator
Forward Iterator
Both a and c above

The output of{int a = 5;int b = 10;cout << (a>b?a:b);}

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5
10
Syntax error
None of above

Which of the following members do get inherited but become private members in child class

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Public
Private
Protected
All the above

STL is based on which of the following programming paradigms?

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Structured Programming
Object Oriented Programming (OOP)
Functional Programming
Aspect Oriented Programming (AOP)

Which looping process is best used when the number of iterations is known?

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For
While
Do-while
All looping processes require that the iterations be known

What defines a general set of operations that will be applied to various types of data?

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Template class
Function template
Class template
Both a and c above

Which of the following is the most preferred way of throwing and handling exceptions?

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Throw by value and catch by reference.
Throw by reference and catch by reference.
Throw by value and catch by value
Throw the pointer value and provide catch for the pointer type.

Which of the following printer produces most noise?

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Dot Matrix Printer
Inkjet Printer
Laser Printer
None of above

A direct access file is:

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A file in which recoreds are arranged in a way they are inserted in a file
A file in which records are arranged in a particular order
Files which are stored on a direct access storage medium
None of the above

Which of the following is a valid destructor of the class name “Country”

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Int ~Country()
Void Country()
Int ~Country(Country obj)
Void ~Country()

Which of the following correctly describes the meaning of‘namespace’ feature in C++?

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Namespaces refer to the memory space allocated for names used in a program
Namespaces refer to space between the names in a program
Namespaces refer to packing structure of classes in a program.
Namespaces provide facilities for organizing the names in aprogram to avoid name clashes

Computer Software Exam : Question 1 of 40