Pre Quiz CIE Activity-01- Flipped Classroom

Only one end that is used in stack is called

• front

• rear

• top

• index

The result of illegal attempt to remove an element from empty stack is called

• stack overflow

• stack underflow

• stack exception

• none of the above

The result of illegal attempt to add an element from capacity complete stack is called

• stack overflow

• Stack underflow

• Stack exception

• Error in Stack

In the stack the data item placed on the stack first is 

• The first element to be removed

• The Last element to be removed

• Placed at -1 index

• Given an index zero

Following stack operations are performed on an initially empty stack:

push(5); push(1); push(4); push(3); pop( ); push(2); pop( ); pop( ); push(8); push(7); pop(
);
What is the value stored in top of the stack after the above operations?

• 7

• 8

• 5

• 1

Which of the following statement about stack data structure is NOT correct?

• a) Linked List are used for implementing Stacks

• b) Top of the Stack always contain the new node

• c) Stack deletes first element inserted at first

• d) Null link is present in the last node at the bottom of the stack

Consider the linked list implementation of a stack. Which of the following node is considered as Top of the stack?

• a) First node

• b) Last node

• c) Any Node

• d)Middle Node

The following postfix expression with single digit operands is evaluated using stack:

823^/23*+51*- 

The elements of the stack after the / is evaluated are 

• 6, 1

• 1

• 2

• 1, 2