1. C++ LANGUAGE MULTIPLE CHOICE QUESTION

2. 1. PASCAL, BASIC and C are: Procedural languages
Object oriented languages
Non-procedural languages
None of these

3. Non-procedural language
2. C++ is a:
Procedural language
OO language
Non-procedural language
None of these

4. 3. The two major components of an object are:
Function and class
Function and object
Function and data
None of these

5. 4. In C++ a function contained within a class is called:
A member function
A class
An operator
An data item

6. 5. Protecting data from access by unauthorized functions is called:
Data hiding
Data manipulation
Data mining
Data integration

7. 6. Which of the following are good reasons to use an object oriented language?
You can define your own data types
Program statements are simpler than its procedural language
An OO program can taught to correct its own errors
It's much diffcult to conceptualize an OO object

8. 7. ---------- model entities in the real world more closely then do functions?
Class
object
Function
System

9. 8. A C++ program is ----- than a C program except for details of coding:
similar
different
tough
None of these

10. 9. Bundling data and functions together is called:
Method declaration
Encapsulation
Data hiding
Program formatting

11. 10. When a language has the capability to produce new data types:
Reprehensible
Encapsulated
Overloaded
Extensible

12. 11. What does compiler do with white space
Consider them
Ignore them
Print them
Ignore the

13. 12. The ability of a function or operator to act in a different ways in different data types is called:
Polymorphism
Inheritance
Encapsulation
None of these

14. 13. A normal C++ operator that acts in special way in newly defined data types are called as
Glorified
Encapsulated
Classified
Overloaded

15. 14. “Memorizing the new terms used in C++ is”
Critically important
Something you can return to later
The key of wealth and success
Completely irrelevant

16. 15. Dividing a program into functions:
Is the key to OO programming
Make the program easier to conceptualize
May reduce the size of program
Make the program run faster

17. 16. A function name must be followed by:
Curley brackets
Parentheses
Round brackets
Square brackets

18. 17. A function body is delimited by:
Braces []
Braces {}
Braces ()
None of these

19. 18. Why the main function is special:
Because program execution starts from main function
Because all code reside in main function
Because main reserve the memory for program
None of mentioned

20. 19. A C++ instructions that tell a computer to do something is called:
Function
class
Statement
Declaration

21. 20. An expression: Usually evaluates to a numerical value
Indicates the emotional state of a program
Always occur outside a function
May be a part of a statement

22. 21. Specify how many bytes occupied by int?3 4 5

23. 22. Specify how many bytes occupied by long?4 6 8

24. 23. Specify how many bytes occupied by long double?4 6 8 10

25. 24. A variable of type ---- can hold the value 301.
Int
Char
Long
Double

26. 25. In an assignment statement a value on the left is always equal to the value of the left?
Yes No
Depend on condition
None of these

27. 26. cout is used for: Print a statement Declare a variable
Function declaration
None of these

28. 27. What header must you #include with your source file to use cout and cin?
IOSTREAM.H
IOSTREAM.M
IOSTREAM.G
IOSTREAM.P

29. 28. Write a statement to get a numerical value from the keyboard in a variable temp.
Cout << temp;
Cout = temp;
Cin >> temp;
None of this

30. Not perfactly but partialy
29. Is it perfectly all right to use variable of different data types in a same arithmetic expression?
Yes No
Not perfactly but partialy
Can't specify

31. 30. The expression 10 % 3 evaluates to:2 3 4 5

32. 31. An arithmetic assignment operator is combines the effect of two operators:
Assignment (=) and arithmetic (like + or *)
> and <
Logical operator and assignment
None of these

33. 32. In C++ the term “casts” applies to
Data conversion
Data storing
Data manipulating
Data hiding

34. 33. Assuming var1 is starts from 20, what will be following code fragment printout? Count << var1--; Count << ++var1;
2019
1920
2020
2021

35. The arithimatic operator that only work with integer variable is called?
Remainder operator
Relational operator
comparison operator
None of these

36. 32. The increment operator increases the value of a number by------?1 2 3 4

37. 35. A relational operator: (Choose all that apply)
Assign one operand to another
Yields a Boolean result
Compare two operands
Logically combine two operands

38. 37. Name the three expressions in the for loop
Initialization, test, increment or decrement
Initialization, test, termination
Initialization, finalization, termination
None of these

39. 38. In a for loop with multi-statement semicolons should appear following: (Choose all that apply)
The for statement itself
The closing braces in a multi-statement loop body
Each statement is a loop body
The test expression

40. 39. The increment expression in a for loop can decrement the loop variable
True
False

41. 40. A block of code is delimited by:
Body
class
functions
Braces {}

42. 41. A variable defined within a block is visible:
From the point of definition onward in the program
From the point of definition onward in the function
From the point of definition onward in the block
Throughout in the function

43. 42. Relational operators have the ------- higher precedence then arithmetic operators.
Lower
Higher
Depend on situation
Equal precedence

44. 43. How many time is the loop body executed in a do loop.
One time
Two times
At least one time
Three times

45. 44. The library function exit () am exit from:
In loops in which it occurs
The block in which it occurs
The function in which it occurs
The program in which it occurs

46. 45. The getche () function returns---- .
A character when any key is pressed
Returns a character when enter is pressed
Display a character when pressed any key
Does not display any character on the screen

47. 46. What is the character obtained when we pressed enter from keyboard?
‘ / ’

48. 47. An else is always matches the ----- if, unless the if is surrounded by the braces {}.
Preceding
Deciding
Seceding
None of these

49. 48. The else if construction is obtained from if…. else by -------?
Formatting
Reformatting
Clearing
None of these

50. 49. The && and || operators:
Compare two numeric values
Combine two numeric values
Compare two Boolean values
Combine two Boolean values

51. 50. The break statement causes an exit:
Only from the innermost loop
Only from the innermost switch
From all loops and switches
From innermost loop or switch