Book cover for Computer Science and Information Technology

Computer Science and Information Technology

Trishna Knowledge Systems

ISBN #9789352868469

2018 Edition

1,832 Questions

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27,660 Students Helped

Homework Questions

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Summary

Computer Science and Information Technology is a comprehensive guide that blends foundational academic skills with advanced computer science principles. The book begins by building essential verbal, quantitative, and reasoning abilities before transitioning into in-depth explorations of digital logic, machine instructions, and practical programming, ensuring a strong grasp of technical fundamentals. It further delves into data management through databases, formal language theory, and compiler design, while also covering the inner workings of operating systems and network communications. Overall, the text provides a balanced roadmap from basic problem-solving techniques to the complexities of modern computing, making it indispensable for students and professionals alike.

Chapters & Topics Covered

Chapter 1

General Aptitude

Chapter 2

Quantitative Aptitude

Chapter 3

Reasoning

Chapter 4

Engineering Mathematics

Chapter 5

Digital Logic

Chapter 6

Computer Organization and Architecture

Chapter 7

Programming and Data Structures

Chapter 8

Databases

Chapter 9

Theory of Computation

Chapter 10

COMPILER DESIGN

Chapter 11

OPERATING SYSTEM

Chapter 12

NETWORKS, INFORMATION SYSTEMS, SOFTWARE ENGINEERING AND WEB TECHNOLOGY

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Problem 1

Find the missing term. $97: 89:: 43:$ (A) 37 (B) 31 (C) 39 (D) 41

Hubert Agamasu

Hubert Agamasu   Numerade Educator

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Problem 2

Replacing the expression $2 * 3.14$ by $6.28$ is (A) Constant folding (B) Induction variable (C) Strength reduction (D) Code reduction

Vysakh M

Vysakh M   Numerade Educator

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Problem 3

A person who is the husband of my son's sister is my (A) Nephew (B) Son-in-law (C) Son (D) Brother

Hubert Agamasu

Hubert Agamasu   Numerade Educator

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Problem 4

A man has 12 blazers, 10 shirts and 5 ties. Find the number of different possible combinations in which he can wear the blazers, shirts and ties. (A) 27 (B) 300 (C) 240 (D) 600

Mir  Afzal

Mir Afzal   Numerade Educator

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Problem 5

There are 1500 students in a college. Each student can be a member of three student communities namely P, Q, and R. Now using the data mentioned and the diagram given below answer the questions that follow. - Total members in community $\mathrm{P}$ is 300 . - Total members in community $\mathrm{Q}$ is 420 . - Total members in community $\mathrm{R}$ is 490 . How many students are part of only community $\mathrm{R}$ ? (A) 360 (B) 420 (C) 210 (D) 350

Manik Pulyani

Manik Pulyani   Numerade Educator

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Problem 6

Select the correct alternative from the given choices. Find a regular expression for $L=\left\{u v u: u, v \in\{a, b\}^{*},|u|=2\right\}$ (A) $(a b)^{*} a(a b)^{*}$ (B) $(a a)^{*} a b(a a)^{*}$ (C) $a a(a+b)^{*} b b+b b(a+b)^{*} a a$ (D) $a a(a+b)^{*} a a+a b(a+b)^{*} a b+b a(a+b)^{*} b a+b b$ $\quad(a+b)^{*} b b$

James Kiss

James Kiss   Numerade Educator

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