GATE CSE 2009 | Searching and Sorting Question 20 | Algorithms

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GATE CSE 2009

MCQ (Single Correct Answer)

-0.3

What is the number of swaps required to sort n elements using selection sort, in the worst case?

$$\Theta(n)$$

$$\Theta(n \log n)$$

$$\Theta(n^2)$$

$$\Theta(n^2 \log n)$$

GATE CSE 2008

MCQ (Single Correct Answer)

-0.3

The Breadth First Search algorithm has been implemented using the queue data structure. One possible order of visiting the nodes of the following graph is GATE CSE 2008 Algorithms - Searching and Sorting Question 37 English

GATE CSE 2008 Algorithms - Searching and Sorting Question 37 English

MNOPQR

NQMPOR

QMNPRO

QMNPOR

GATE CSE 2008

MCQ (Single Correct Answer)

-0.3

The most efficient algorithm for finding the number of connected components in an undirected graph on n vertices and m edges has time complexity

$$\Theta (n)$$

$$\Theta (m)$$

$$\Theta (n+m)$$

$$\Theta (mn)$$

GATE CSE 2007

MCQ (Single Correct Answer)

-0.3

Which of the following sorting algorithms has the lowest worst-case complexity?

Merge sort

Bubble sort

Quick sort

Selection sort

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GATE CSE Subjects

Theory of Computation

Finite Automata and Regular Language Push Down Automata and Context Free Language Undecidability Recursively Enumerable Language and Turing Machine

Operating Systems

Process Concepts and Cpu Scheduling Synchronization and Concurrency Deadlocks Memory Management File System IO and Protection

Algorithms

Complexity Analysis and Asymptotic Notations Searching and Sorting Divide and Conquer Method Greedy Method P and NP Concepts Dynamic Programming

Digital Logic

K Maps Boolean Algebra Combinational Circuits Number Systems Sequential Circuits

Database Management System

Er Diagrams Functional Dependencies and Normalization Structured Query Language Relational Algebra Transactions and Concurrency File Structures and Indexing

Data Structures

Arrays Stacks and Queues Linked List Trees Graphs Hashing

Computer Networks

Concepts of Layering Data Link Layer and Switching Network Layer Application Layer Protocol Routing Algorithm TCP UDP Sockets and Congestion Control Lan Technologies and Wi-Fi Network Security

Software Engineering

Compiler Design

Lexical Analysis Parsing Syntax Directed Translation Code Generation and Optimization

Web Technologies

General Aptitude

Verbal Ability Logical Reasoning Numerical Ability

Discrete Mathematics

Set Theory & Algebra Linear Algebra Graph Theory Combinatorics Mathematical Logic Probability Calculus

Programming Languages

Basic of Programming Language Function and Recursion Pointer and Structure in C

Computer Organization

Computer Arithmetic Pipelining Machine Instructions and Addressing Modes Memory Interfacing IO Interface Alu Data Path and Control Unit Secondary Memory