More free classes
958
Catalan Numbers

Rahul

Apr 7, 2024 • 1h

1.7K
Problem Solving in C programming 1

Pankaj Sharma

Mar 27, 2024 • 1h 20m

248
GATE CS IT Mini Mock Test - Moderate Level 20 Questions

Sweta Kumari

Nov 28, 2023 • 1h 30m

380
Perfect Maths Apti Plan for GATE 2025 by GC Sir

Gurupal Singh Chawla

Feb 23, 2024 • 1h 20m

edu-image
educator image

DS & AI • free class

PYQ On Stack


Apr 30, 2024 • 273 views

1:01:17

EN

DS & AI

PYQ On Stack

Avatar
badge
Pankaj Sharma

4K followers • DS & AI


Apr 30, 2024 • 1h 1m • 273 views

Stack is a linear data structure that follows a particular order in which the operations are performed. The order may be LIFO(Last In First Out) or FILO(First In Last Out). LIFO implies that the element that is inserted last, comes out first and FILO implies that the element that is inserted first, comes out last.

Read more

Similar Classes

More from Pankaj Sharma

Similar Plus Courses

Unacademy is India’s largest online learning platform. Download our apps to start learning


Starting your preparation?

Call us and we will answer all your questions about learning on Unacademy

Call +91 8585858585
Company
About usShikshodayaCareersBlogsPrivacy PolicyTerms and Conditions
Products
Learner appLearner appEducator appEducator appParent appParent app

© 2026 Sorting Hat Technologies Pvt Ltd