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.301 In Excel, what does the 'Ctrl + Shift + $' shortcut apply?
A Currency format with two decimal places
B Percentage format
C Date format
D Scientific format
Discuss / Board
Q.302 Which cloud computing deployment model is dedicated to a single organization but hosted off-site?
A Private cloud
B Public cloud
C Hybrid cloud
D Community cloud
Discuss / Board
Q.303 What is the purpose of a 'UPS' (Uninterruptible Power Supply)?
A Provide backup battery power during outages and protect against surges
B Increase internet speed
C Store large amounts of data
D Cool the CPU
Discuss / Board
Q.304 In MS Word, what is the default shortcut for 'Show/Hide' formatting marks?
A Ctrl + Shift + * (Ctrl+Shift+8)
B Ctrl + *
C F8
D Ctrl + Alt + P
Discuss / Board
Q.305 Which Excel function calculates the future value of an investment?
A FV
B PV
C NPER
D PMT
Discuss / Board
Q.306 In networking, what does 'QoS' stand for?
A Quality of Service
B Quantity of Signals
C Quick Online Setup
D Queue of Servers
Discuss / Board
Q.307 What is the primary function of a BIOS password?
A Prevent unauthorized booting or changes to BIOS settings
B Protect Windows login
C Encrypt the hard drive
D Lock the keyboard
Discuss / Board
Q.308 Which component of a CPU holds the operands and results of arithmetic operations temporarily?
A Accumulator (ACC)
B Program Counter (PC)
C Instruction Register (IR)
D Memory Address Register (MAR)
Discuss / Board
Q.309 What is the primary function of the Memory Data Register (MDR)?
A Holds the data being transferred to or from memory
B Stores the address of the next instruction
C Contains the current instruction being executed
D Manages virtual memory mapping
Discuss / Board
Q.310 Which bus type carries signals that indicate whether the CPU wants to read or write data?
A Control bus
B Data bus
C Address bus
D System bus
Discuss / Board
Q.311 In memory hierarchy, which memory is located closest to the CPU?
A Registers
B L1 Cache
C L2 Cache
D RAM
Discuss / Board
Q.312 Which technology does SDRAM use to synchronize with the system bus?
A It is synchronized with the clock speed of the CPU bus
B It uses a separate oscillator
C It operates asynchronously
D It relies on manual timing settings
Discuss / Board
Q.313 What is the main advantage of using UEFI over legacy BIOS?
A Faster boot times, support for larger disks (>2 TB), and a graphical interface
B Lower power consumption
C Compatibility with older hardware only
D Requires no storage to boot
Discuss / Board
Q.314 In a binary system, what is the 2's complement representation of -7 in an 8-bit system?
A 11111001
B 00000111
C 11111000
D 10000111
Discuss / Board
Q.315 Which generation of computers introduced the use of ULSI technology?
A Fifth generation
B Fourth generation
C Third generation
D Sixth generation
Discuss / Board
Q.316 Which type of computer is capable of performing billions of calculations per second and is used for weather forecasting?
A Supercomputer
B Mainframe
C Minicomputer
D Microcomputer
Discuss / Board
Q.317 Which peripheral device is both an input and output device?
A Touch screen
B Scanner
C Plotter
D Keyboard
Discuss / Board
Q.318 Which interface supports hot-swapping of devices without restarting the computer?
A USB
B Serial port
C Parallel port
D PS/2
Discuss / Board
Q.319 Which type of software translates assembly language into machine code?
A Assembler
B Compiler
C Interpreter
D Linker
Discuss / Board
Q.320 Which of the following is a network operating system?
A Windows Server
B Windows 11 Home
C macOS Ventura
D Android
Discuss / Board
Q.321 Which keyboard technology uses pressure pads and has no moving parts?
A Capacitive keyboard
B Mechanical keyboard
C Membrane keyboard
D Optical keyboard
Discuss / Board
Q.322 Which mouse technology uses a small camera to track movement on a surface?
A Optical mouse
B Mechanical mouse
C Laser mouse
D Trackball
Discuss / Board
Q.323 Which type of scanner uses a drum to scan high-resolution images?
A Drum scanner
B Flatbed scanner
C Handheld scanner
D Sheetfed scanner
Discuss / Board
Q.324 Which technology is used in MICR to read characters?
A Magnetic ink recognition
B Optical laser scanning
C Inkjet detection
D Thermal imaging
Discuss / Board
Q.325 Which output device is used to produce large-format engineering drawings?
A Plotter
B Laser printer
C Inkjet printer
D Projector
Discuss / Board
Q.326 Which monitor technology offers self-illuminating pixels and perfect black levels?
A OLED
B LCD
C LED-backlit LCD
D CRT
Discuss / Board
Q.327 In MS Word, which feature allows multiple people to co-edit a document in real time?
A Co-authoring (via OneDrive)
B Mail Merge
C Track Changes
D Compare Documents
Discuss / Board
Q.328 What is the shortcut to insert an endnote in MS Word?
A Ctrl + Alt + D
B Ctrl + Alt + F
C Alt + Ctrl + E
D Ctrl + Shift + E
Discuss / Board
Q.329 In MS Word, what does the 'Keep with next' paragraph option do?
A Prevents a page break between the selected paragraph and the next
B Keeps the paragraph with the previous paragraph
C Locks the paragraph from editing
D Moves the paragraph to the next page
Discuss / Board
Q.330 Which Excel function returns the number of cells that meet a single criterion?
A COUNTIF
B SUMIF
C COUNT
D COUNTA
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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