Data Structure Interview Practice Questions - Stack
Top Interview Questions On Stack - Data Structures
What is a stack?
Stack is another common linear data structure; a stack is very similar to a list
except that a stack is more restricted where elements that are inserted last are
What are the restrictions in stack?
We have restricted the access of elements in a stack, where we use one end of the
list by using the pop and push operations.
What is LIFO?
[Last In First Out]To get to the bottom item, we must first remove all the items
above it. This behavior is sometimes described as "last-in, first-out" or LIFO
since the last item to enter the stack is the first item to leave the stack.
Define depth of a stack?
The depth of stack is the number of elements it contains. An empty stack has
What is the benefit of using stacks?
Stacks provide a very efficient storage structure for manipulating data that is
accessed according to the LIFO method. Stacks are often used as temporary
storage where the elements stored last needs to be removed first.
What are the basic operations in stack?
Push- Add and item
Pop-Remove an item
Stack Top – Top elements of the stack.
Practice Questions on Stack
User push 1 element in the stack having already five elements and having stack size as 5 then stack becomes ___________.
In the stack, If user try to remove element from the empty stack then it called as _______
b). Underflow of Stack
c). Empty collection
d). Overflow of stock.
Process of removing element from the stack is called as _______.
In the stack process of inserting an element in the stack is called as ___________.
Stack in data structure is _________.
b) None of these
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