Computer set 1 MCQs

Practice interactive objective questions for this topic. Select an option to instantly verify your answer and read detailed explanations.

Showing 603 questions
Q.481 Which of the following is the correct binary representation of the decimal number 13?
A 1101
B 1011
C 1110
D 1001
Discuss / Board
Q.482 In MS Word, what is a 'template' file extension?
A .dotx
B .docx
C .xltx
D .pptx
Discuss / Board
Q.483 Which Excel feature summarises data from multiple ranges using a single function without a formula?
A Consolidate
B PivotTable
C Subtotal
D Group
Discuss / Board
Q.484 Which type of backup copies only files that have changed since the last full backup?
A Incremental backup
B Differential backup
C Full backup
D Mirror backup
Discuss / Board
Q.485 In cybersecurity, 'encryption' converts plain text into:
A Ciphertext
B Binary code
C Plaintext
D Hash
Discuss / Board
Q.486 Which of the following is a valid email protocol for receiving messages?
A POP3
B SMTP
C SNMP
D DHCP
Discuss / Board
Q.487 What is the default page orientation in MS Word?
A Portrait
B Landscape
C Square
D Legal
Discuss / Board
Q.488 In Excel, what does the 'Transpose' paste option do?
A Switches rows to columns and columns to rows
B Copies formatting only
C Removes duplicate rows
D Pastes the data as a picture
Discuss / Board
Q.489 Which type of malware attempts to extort money by threatening to publish data or block access?
A Ransomware
B Spyware
C Worm
D Adware
Discuss / Board
Q.490 In a computer, the 'bus' is a set of parallel wires that:
A Transfers data, addresses, and control signals between components
B Regulates power supply voltages
C Connects only the hard disk to the CPU
D Cools the system
Discuss / Board
Q.491 Which MS Word feature allows you to create a set of consistent formatting choices for a document?
A Theme
B Style
C Template
D Macro
Discuss / Board
Q.492 Which of the following is an open-source mobile operating system?
A Android
B iOS
C Windows Phone
D BlackBerry OS
Discuss / Board
Q.493 What does the 'http' in a URL stand for?
A HyperText Transfer Protocol
B HyperText Transmission Protocol
C High Transfer Text Protocol
D HyperTool Transfer Protocol
Discuss / Board
Q.494 In Excel, what does the function =UPPER(A1) do if A1 contains 'hello'?
A Returns HELLO
B Returns Hello
C Returns hello
D Returns hELLO
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Q.495 Which device allows multiple computers to communicate within a local area network (LAN) using MAC addresses?
A Switch
B Router
C Modem
D Repeater
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Q.496 What is the keyboard shortcut to switch between open applications in Windows?
A Alt + Tab
B Ctrl + Tab
C Windows + Tab
D Shift + Tab
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Q.497 In Linux, which command creates a new directory?
A mkdir
B rmdir
C md
D create
Discuss / Board
Q.498 What is 'phishing' in cyber security?
A Fraudulent attempt to obtain sensitive information by disguising as a trustworthy entity
B Intercepting wireless network traffic
C Overloading a server with requests
D Encrypting files for ransom
Discuss / Board
Q.499 Which of the following is a valid shortcut to close an active window?
A Alt + F4
B Ctrl + F4
C Windows + Q
D Ctrl + W
Discuss / Board
Q.500 In MS Word, the 'Mailings' tab is primarily used for:
A Mail merge, envelopes, and labels
B Inserting images and shapes
C Reviewing and tracking changes
D Changing the page layout
Discuss / Board
Q.501 What does the Excel function =AVERAGEIF(A1:A10,">=50",B1:B10) calculate?
A Average of B1:B10 where corresponding A1:A10 is >=50
B Average of A1:A10 if >=50
C Count of cells >=50 in A1:A10
D Sum of B1:B10 where A1:A10 is >=50
Discuss / Board
Q.502 Which of the following is an example of a search engine?
A Google
B Facebook
C Wikipedia
D Amazon
Discuss / Board
Q.503 What is the function of 'robots.txt' on a website?
A Instructs web crawlers which pages not to index
B Displays a list of all pages
C Encrypts the website traffic
D Provides a search bar for users
Discuss / Board
Q.504 In a URL, what does '.com' typically represent?
A Top-level domain (TLD)
B Second-level domain
C Protocol
D Subdomain
Discuss / Board
Q.505 Which type of software is Microsoft Windows?
A Operating system
B Application software
C Utility
D Driver
Discuss / Board
Q.506 In Excel, what is a 'circular reference'?
A A formula that refers back to its own cell, either directly or indirectly
B A formula that refers to a range in a circle shape
C A reference to a cell in another workbook
D An absolute cell reference
Discuss / Board
Q.507 What does the 'Ctrl + A' shortcut do?
A Selects all content in the current document
B Applies bold formatting
C Opens the print dialog
D Saves the document
Discuss / Board
Q.508 Which of the following is NOT a peripheral device?
A CPU
B Printer
C Keyboard
D Mouse
Discuss / Board
Q.509 Which MS Word option restricts formatting changes to a document?
A Restrict Editing – Limit formatting to a selection of styles
B Mark as Final
C Encrypt with Password
D Add a Digital Signature
Discuss / Board
Q.510 In Excel, which function returns the position of an item in a range?
A MATCH
B INDEX
C FIND
D SEARCH
Discuss / Board

Master Computer set 1 for All Competitive Exams 2026

Practicing Computer set 1 MCQs is one of the most effective ways to prepare for competitive examinations in 2026. This topic-wise question bank contains carefully selected multiple-choice questions designed to strengthen conceptual understanding, improve accuracy, and enhance problem-solving speed. Our collection includes beginner, intermediate, and advanced-level questions frequently asked in JKSSB, SSC, Banking, Railway, Police, Defence, State PSC, and various national-level examinations. Every question is structured to reflect real exam patterns and helps candidates become familiar with objective-type assessment formats. Instant answer verification enables students to identify mistakes immediately and learn the correct approach without wasting valuable preparation time. Regular practice of topic-wise MCQs improves retention, reinforces key concepts, and develops confidence required to perform well under exam pressure. Whether you are revising important concepts, preparing for an upcoming recruitment test, or strengthening weak areas, these practice questions provide a reliable platform for continuous improvement. Consistent participation in MCQ-based learning sessions can significantly increase your chances of achieving higher scores and better ranks in competitive examinations.

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