C++ Quiz 9

 Keywords are also called

• preprocessor

• reserved words

• punctuation mark

• operators

 Total number of keywords in c++ is

• 63

• 31

• 32

• 52

State following statements are True or False for C++ identifiers.

i) Only alphabetic characters, digits and underscores are permitted.

ii) The name can start with a digit.

iii) Uppercase and lowercase letters are distinct.

• i-True, ii-True, iii-False

• i-True, ii-False, iii-True

• i-True, ii-False, iii-False

• i-True, ii-True, iii-True

 In C++, ………………….. refer to fixed values that do not change during the execution of a program.

• identifiers

• keywords

• constants

• strings

The ……………………. data type was used to specify the return type of a function when it is not returning any value.

• int

• float

• void

• double

The …………………… are just like variables except that their values cannot be changed.

• basic constant

• number constant

• named constant

• symbolic constant

 ………………… are widely used in C++ for memory management 

• pointer

• array

• function

• class

 What is the size of wchar_t in C++?

• 1

• 32

• 8

• 4

Which type is best suited to represent the logical values?

• integer

• float

• double

• boolean

which one of the following is not a keyword in c++

• break

• if

• int

• scanf