GATE CS 2015

GATE-CS-2015 (Set 1)(65) GATE-CS-2015 (Set 2)(65) GATE-CS-2015 (Set 3)(65) My Personal Notes arrow_drop_up Save

Previous Year Gate CSE/IT papers with solutions

GATE CSE in Past GATE-CS-2015 (Set 1) GATE-CS-2015 (Set 2) GATE-CS-2015 (Set 3) GATE-CS-2014-(Set-1) GATE-CS-2014-(Set-2) GATE-CS-2014-(Set-3) GATE CS 2013 GATE CS 2012 GATE CS 2011… Read More »

Introduction of ER Model

ER Model is used to model the logical view of the system from data perspective which consists of these components: Entity, Entity Type, Entity Set… Read More »

Compiler Design | FOLLOW Set in Syntax Analysis

We have discussed following topics on Syntax Analysis. Introduction to Syntax Analysis Why FIRST and FOLLOW? FIRST Set in Syntax Analysis In this post, FOLLOW… Read More »

Mathematics | Sum of squares of even and odd natural numbers

We know sum squares of first n natural numbers is . How to compute sum of squares of first n even natural numbers? We need… Read More »

Bayes’s Theorem for Conditional Probability

We strongly recommend to refer below post as a per-requisite for this. Conditional Probability Bayes’s formula Below is Bayes’s formula. The formula provides relationship between… Read More »

Mathematics | Conditional Probability

Conditional probability P(A | B) indicates the probability of event ‘A’ happening given that event B happened. We can easily understand the above formula using… Read More »

Page Replacement Algorithms in Operating Systems

In an operating system that uses paging for memory management, a page replacement algorithm is needed to decide which page needs to be replaced when… Read More »

Mathematics | Mean, Variance and Standard Deviation

Mean is average of a given set of data. Let us consider below example These eight data points have the mean (average) of 5:  … Read More »

Normal Forms in DBMS

Prerequisite – Database normalization and functional dependency concept. Normalization is the process of minimizing redundancy from a relation or set of relations. Redundancy in relation… Read More »

IPv4 Datagram Fragmentation and Delays

Why IPv4 Datagram Fragmentation required? Different Networks may have different maximum transmission unit (MTU), for example due to differences in LAN technology. When one network… Read More »

Mathematics | Set Operations (Set theory)

Union Union of the sets A and B, denoted by A ∪ B, is the set of distinct element belongs to set A or set… Read More »

Mathematics | L U Decomposition of a System of Linear Equations

L U decomposition of a matrix is the factorization of a given square matrix into two triangular matrices, one upper triangular matrix and one lower… Read More »

Mathematics | Introduction of Set theory

A Set is an unordered collection of objects, known as elements or members of the set. An element ‘a’ belong to a set A can… Read More »

Mathematics | Predicates and Quantifiers | Set 1

Prerequisite : Introduction to Propositional Logic Introduction Consider the following example. We need to convert the following sentence into a mathematical statement using propositional logic… Read More »