PRO-LETS-1ST-ROUND

WHAT IS THE OUTPUT OF THIS C++ CODE?

• 0

• 1

• 2

• INVALID

WHAT IS THE OUTPUT OF THIS C++ CODE

• ERROR

• 4

• 3

• 2

Exit function in 'c' is defined in which header file ?

• stdio.h

• conio.h

• stdlib.h

• iostream.h

C++ programming language is discovered by____?

• Dennis M. Ritchie

• Bjarne Stroustrup

• James Gosling

• Guido van Rossum

An uninitialized pointer in 'c' is called?

• void pointer

• null pointer

• wild pointer

• this pointer 

int **ptr is ?

• pointer

• pointer to integer

• invalid

• pointer to pointer

Recursive functions are executed in  ?

• in parallel sequence

• FIFO order

• LIFO order

•  Load Balancing    

Which of the following data structures can handle updates and queries in log(n) time on an array?

• Linked list

• Stack

• Segment Tree

• Queue

'new' keyword in c++ create memory space in ??

• stack memory

• heap memory

• text memory

• register

Which function in C ++ is used to append one string at the end of another string ?

• strcat()

• stradd()

• strappend()

• strset()