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.451 In Excel, what does the function =LEN(A1) do?
A Returns the number of characters in cell A1
B Returns the length of the column A
C Converts text to uppercase
D Counts the number of words
Discuss / Board
Q.452 Which device is used to convert digital signals to analog and vice versa for telephone line internet?
A Modem
B Router
C Switch
D NIC
Discuss / Board
Q.453 What is the shortcut to create a new blank document in MS Word?
A Ctrl + N
B Ctrl + O
C Ctrl + Shift + N
D Alt + F, N
Discuss / Board
Q.454 In the context of email, what is 'spam'?
A Unsolicited bulk messages, often for advertising or phishing
B Encrypted messages
C Emails with large attachments
D Failed delivery notifications
Discuss / Board
Q.455 Which Excel feature highlights cells based on their values using color scales?
A Conditional Formatting
B Data Validation
C Cell Styles
D Chart Styles
Discuss / Board
Q.456 What does the CPU's 'cache' use to store data that is frequently accessed?
A SRAM
B DRAM
C ROM
D Flash
Discuss / Board
Q.457 In MS Word, what does the 'Split' view do?
A Divides the editing window into two panes to view different parts of the same document
B Separates the document into two files
C Splits a table into two tables
D Creates columns
Discuss / Board
Q.458 Which of the following is NOT a valid top-level domain?
A .docx
B .com
C .org
D .net
Discuss / Board
Q.459 In Excel, what does the function =PROPER("hello world") return?
A Hello World
B HELLO WORLD
C hello world
D Hello world
Discuss / Board
Q.460 Which security measure verifies a user's identity using something they are, like fingerprints?
A Biometric authentication
B Two-factor authentication
C Password authentication
D Token-based authentication
Discuss / Board
Q.461 What is the purpose of a 'patch' in software?
A To fix bugs or security vulnerabilities
B To add new major features
C To uninstall the software
D To create a backup
Discuss / Board
Q.462 In Windows, which file system is required for drives larger than 32 GB that need to support files over 4 GB?
A NTFS
B FAT32
C exFAT
D ext4
Discuss / Board
Q.463 What is the shortcut to open the 'Go To' dialog in MS Word?
A Ctrl + G
B Ctrl + J
C Ctrl + T
D Ctrl + Shift + G
Discuss / Board
Q.464 Which of the following stores the operating system during runtime?
A RAM
B ROM
C Hard Disk
D BIOS chip
Discuss / Board
Q.465 In Excel, what is the function of the 'Freeze Top Row' option?
A Keeps the first row visible while scrolling vertically
B Locks the first row from editing
C Hides the first row
D Splits the window horizontally
Discuss / Board
Q.466 What does 'SSL' stand for?
A Secure Sockets Layer
B System Security Layer
C Server Socket Link
D Secure Server Login
Discuss / Board
Q.467 Which of the following is a valid example of an output device?
A Monitor
B Scanner
C Keyboard
D Microphone
Discuss / Board
Q.468 In MS Word, what does the 'Format Background' option allow you to do?
A Add a solid color, gradient, texture, or picture behind the text
B Change the font color
C Set the page margins
D Insert a watermark
Discuss / Board
Q.469 Which Excel function checks whether a condition is met and returns one value if TRUE and another if FALSE?
A IF
B SWITCH
C CHOOSE
D AND
Discuss / Board
Q.470 What does a 'biometric scanner' measure?
A Unique physical characteristics like fingerprints or iris patterns
B Blood pressure
C Body temperature
D Height and weight
Discuss / Board
Q.471 In Linux, which file stores user account information?
A /etc/passwd
B /etc/shadow
C /home/user
D /var/log
Discuss / Board
Q.472 What is the primary goal of a 'DDoS' attack?
A To overload a service and make it unavailable to legitimate users
B To steal sensitive data
C To install ransomware
D To intercept communications
Discuss / Board
Q.473 Which type of computer memory is used to store frequently accessed data for quick retrieval by the CPU?
A Cache memory
B Virtual memory
C Secondary memory
D Flash memory
Discuss / Board
Q.474 In MS Word, the 'References' tab allows you to:
A Insert citations and bibliography
B Change the document theme
C Add animations
D Track changes
Discuss / Board
Q.475 What is the shortcut to open the 'Excel Options' dialog?
A Alt + F, T
B Ctrl + O
C F1
D Ctrl + Shift + F
Discuss / Board
Q.476 Which of the following is a cyber attack that redirects website traffic to a fraudulent site by corrupting DNS data?
A DNS poisoning
B Phishing
C SQL injection
D Session hijacking
Discuss / Board
Q.477 In Excel, what is a 'Named Range'?
A A user-defined label assigned to a cell or range of cells
B A cell reference with $ signs
C A built-in function
D A type of chart
Discuss / Board
Q.478 Which protocol uses port 443 by default?
A HTTPS
B HTTP
C FTP
D Telnet
Discuss / Board
Q.479 What is a 'macro' in MS Office applications?
A A sequence of commands and actions that can be recorded and run to automate tasks
B A type of virus
C A large spreadsheet
D A formatting style
Discuss / Board
Q.480 In Windows, the 'Recycle Bin' stores:
A Files that have been deleted but can be restored
B Temporary internet files
C Installed programs
D System backup files
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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