Reusability of code in C++ is achieved through
Correct answer B. Inheritance
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Programming MCQs
Page 21 of Programming multiple-choice questions with answers. Tap an option to check yourself.
Page 21 of 22
Which class allows only one object to be createD
Correct answer C. Sigleton Class
A class whos objects can not be created is known as
Correct answer D. Abstract Class
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Default constructor has ____ arguments
Correct answer A. No argument
A ponter pointing to a variable that is not initialized is called
Correct answer B. Null Pointer
____ function is used to allocate space for array in memory
Correct answer D. calloc()
A C++ code line ends with
Correct answer A. A Semicolon (;)
An expression A. B in C++ means
Correct answer B. B is member of Object A
Which operation is used as Logical ‘AND’
Correct answer C. Operator-&&
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Which one is not a correct variable type in C++
Correct answer B. real
Delaration a pointer more than once may cause
Correct answer C. Trap
A pointer that is pointing to NOTHING is called
Correct answer C. NULL Pointer
An uninitialized pointer in C is called
Correct answer C. Wild Pointer
A pointer pointing to a memory location of the variable even after deletion of the variavle is known as
Correct answer B. dangling pointer
Far pointer can access
Correct answer C. All memory location
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Name the loop that executes at least once
Correct answer C. do-while
Prototype of a function means
Correct answer C. Declaration of Function
A C variable name can start with a
Correct answer C. Underscore
Which one is not a reserve keyword in C Language
Correct answer B. main
C Language was developed in the year
Correct answer A. 1970