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IGNOU MCA Eligibility Criteria
The candidate must fulfil these eligibility criteria to get admitted to IGNOU for MCA:

The candidate should have a three-year graduate degree from a recognized university.
The candidate should have studied Mathematics in 10+2 or in college.
In case the candidate did not study Mathematics, they have to pursue and pass the BCS-012 course concurrently with IGNOU MCA.

IGNOU Admission for January 2025 will start on January 1, 2025, and the expected deadline is January 31, 2025. Interested students can visit the university’s admission portal at

www.ignouadmission.samarth.edu.in

What is an Operating System?

An Operating System is a System software that manages all the resources of the computing deice.

Acts as an interface between the software and different parts of the computer or the computer hardware.
Manages the overall resources and operations of the computer.
Controls and monitors the ex*****on of all other programs that reside in the computer, which also includes application programs and other system software of the computer.
Examples of Operating Systems are Windows, Linux, macOS, Android, iOS, etc.
Operating System
Operating System

MCA Important Questions from MCS-211 :---
MCS-211
Course Title : Design and Analysis of Algorithm

1. Write and explain the linear search algorithm and discuss its best and worst
case time complexity. Show the working of the linear search algorithm for the
data: 12, 11, 3, 9, 15, 20, 18, 19, 13, 8, 2, 1, 16.

2. Define the following Problems:
(i) 3-CNF SAT
(ii) Clique problem
(iii) Vertex cover problem
(iv) Graph Colouring Problem

3. What are decision problems and Optimisation problems? Differentiate the decision
problems and Optimisation problems with the help of at least two problem
statements of each.

4. Define P and NP class of Problems with the help of examples. How are P class of
problem different from NP class of Problems.

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