Computer set 2 MCQs

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

Showing 525 questions
Q.271 What is the main difference between 'https' and 'http'?
A https uses SSL/TLS encryption; http does not
B https is slower
C http uses port 443
D https cannot display images
Discuss / Board
Q.272 Which Excel tool is used for solving optimization problems with constraints?
A Solver
B Goal Seek
C Scenario Manager
D Data Table
Discuss / Board
Q.273 In the context of email, what does 'MIME' stand for?
A Multipurpose Internet Mail Extensions
B Message Internet Mail Encryption
C Multi-user Internet Mail Environment
D Mail Interface Message Extension
Discuss / Board
Q.274 Which command in Windows displays all network interfaces and their IP configurations?
A ipconfig /all
B ping
C netstat -an
D tracert
Discuss / Board
Q.275 In MS Word, what does the 'Ink Equation' button (under Insert > Equation) allow?
A Write math equations using touch or mouse and convert to text
B Insert pre-built equations
C Draw freeform shapes
D Highlight text
Discuss / Board
Q.276 Which Excel function returns TRUE if a value is found in a list and FALSE otherwise?
A ISNUMBER(MATCH(value, list, 0))
B VLOOKUP
C FIND
D COUNTIF
Discuss / Board
Q.277 What is the shortcut to insert a function in Excel?
A Shift + F3
B Ctrl + F3
C Alt + =
D F2
Discuss / Board
Q.278 In cybersecurity, what is a 'rainbow table'?
A A precomputed table for reversing cryptographic hash functions, used to crack passwords
B A chart of encryption algorithms
C A list of rainbow colors used in CAPTCHA
D A firewall rule set
Discuss / Board
Q.279 Which feature in MS Word allows you to insert a drop-down list into a document?
A Developer tab > Drop-Down List Content Control
B Insert > DropDown
C Home > Bullets
D Data tab > Data Validation
Discuss / Board
Q.280 In Excel, what is the purpose of 'Text to Columns'?
A Split a single column of text into multiple columns based on a delimiter
B Merge multiple columns into one
C Convert text to numbers
D Wrap text within a cell
Discuss / Board
Q.281 What does the 'ping 127.0.0.1' command test?
A The local TCP/IP stack is installed and functioning
B Internet connectivity
C The DNS server
D The speed of the network
Discuss / Board
Q.282 Which of the following is a valid MAC address format?
A 00:1A:2B:3C:4D:5E
B 192.168.1.1
C 2001:db8::1
D www.example.com
Discuss / Board
Q.283 In the OSI model, which layer handles encryption and compression?
A Presentation layer (Layer 6)
B Application layer (Layer 7)
C Session layer (Layer 5)
D Transport layer (Layer 4)
Discuss / Board
Q.284 What is a 'pharming' attack?
A Redirecting a website's traffic to a fake website by compromising DNS
B Sending spam emails
C Flooding a server with requests
D Installing a keylogger
Discuss / Board
Q.285 Which MS Excel function is used to calculate the depreciation of an asset using the straight-line method?
A SLN
B DB
C DDB
D SYD
Discuss / Board
Q.286 In MS Word, what is the shortcut to accept a tracked change?
A Ctrl + Alt + A (or right-click and accept)
B Ctrl + Shift + E
C F7
D Ctrl + K
Discuss / Board
Q.287 Which device operates at the Physical layer of the OSI model by regenerating signals?
A Repeater
B Switch
C Router
D Bridge
Discuss / Board
Q.288 In Linux, what does the 'kill' command do?
A Sends a signal to a process, often to terminate it
B Deletes files permanently
C Unmounts a file system
D Restarts the system
Discuss / Board
Q.289 What is the primary difference between a 'virus' and a 'worm'?
A A virus requires user action to spread; a worm spreads automatically
B A worm is harmless; a virus is dangerous
C A virus is a type of hardware; a worm is software
D There is no difference
Discuss / Board
Q.290 Which Windows feature allows you to create a virtualized environment to run other operating systems?
A Hyper-V
B BitLocker
C Windows Defender
D Task Scheduler
Discuss / Board
Q.291 In Excel, what does the 'Ctrl + -' shortcut do?
A Opens the Delete dialog for cells, rows, or columns
B Deletes the worksheet
C Removes cell formatting
D Clears the selected cells
Discuss / Board
Q.292 What is a 'digital certificate' used for in a web server?
A Proves the server's identity and enables SSL/TLS encryption
B Stores user login credentials
C Blocks malware
D Speeds up the website
Discuss / Board
Q.293 In MS Word, which command inserts the word count into the document?
A Insert > Quick Parts > Field > NumWords
B Review > Word Count
C Insert > Page Number
D File > Info
Discuss / Board
Q.294 Which component is sometimes called the 'clock' of the CPU?
A System crystal oscillator
B ALU
C Cache
D Register
Discuss / Board
Q.295 In Excel, what is the function of 'Freeze Panes'?
A Keeps certain rows or columns visible while scrolling
B Protects the sheet from editing
C Saves the workbook
D Prevents the sheet from being deleted
Discuss / Board
Q.296 What does the HTTP response code 301 signify?
A Moved Permanently – the resource has been permanently relocated
B Temporary redirect
C Not Found
D Unauthorized
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Q.297 In cybersecurity, what is 'sandboxing'?
A Running an application in an isolated environment to prevent harm to the system
B Storing backups in a secure location
C Encrypting all outgoing emails
D Filtering spam messages
Discuss / Board
Q.298 Which Linux command is used to search for a pattern recursively in files?
A grep -r
B find
C locate
D which
Discuss / Board
Q.299 Which type of LCD panel offers better color accuracy and viewing angles?
A IPS (In-Plane Switching)
B TN (Twisted Nematic)
C VA (Vertical Alignment)
D OLED
Discuss / Board
Q.300 In MS Word, what does the 'Ctrl + 0' (zero) shortcut do?
A Adds or removes a line space before the current paragraph
B Applies heading style 0
C Resets zoom to 100%
D Deletes the current line
Discuss / Board

Master Computer set 2 for All Competitive Exams 2026

Practicing Computer set 2 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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