Input/Output (I/O) Devices MCQs

By: Prof. Dr. Fazal Rehman Shamil | Last updated: September 20, 2024

Which of the following is an example of an input device?
A) Monitor
B) Printer
C) Keyboard
D) Speaker
Answer: C

What is the primary function of an output device?
A) To provide data to the computer
B) To process data
C) To display or output data from the computer
D) To store data permanently
Answer: C

Which device is used to input graphical data into a computer?
A) Mouse
B) Keyboard
C) Scanner
D) Printer
Answer: C

What type of device is a printer?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: B

Which of the following devices is considered a pointing device?
A) Monitor
B) Keyboard
C) Mouse
D) Printer
Answer: C

Which input device is used to capture text and numbers for computer processing?
A) Scanner
B) Keyboard
C) Monitor
D) Speaker
Answer: B

What is the primary purpose of a monitor?
A) To input data into the computer
B) To provide visual output of the computer’s data
C) To store data
D) To connect to the internet
Answer: B

Which device converts digital data into a printed document?
A) Scanner
B) Printer
C) Monitor
D) Mouse
Answer: B

Which of the following devices is used for audio input?
A) Speaker
B) Microphone
C) Monitor
D) Printer
Answer: B

What type of device is a digital camera classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: A

Which device is used to display images and videos from a computer?
A) Keyboard
B) Scanner
C) Monitor
D) Printer
Answer: C

What is a common example of a storage device?
A) Keyboard
B) Hard Drive
C) Monitor
D) Speaker
Answer: B

Which device would you use to input handwriting into a computer?
A) Scanner
B) Mouse
C) Printer
D) Keyboard
Answer: A

What does the acronym ‘I/O’ stand for in computing?
A) Input/Output
B) Internal/Operational
C) Input/Operation
D) Instruction/Output
Answer: A

Which of the following is an example of an output device that provides tactile feedback?
A) Monitor
B) Printer
C) Haptic Feedback Device
D) Microphone
Answer: C

Which device is used to input sound into a computer system?
A) Speaker
B) Microphone
C) Monitor
D) Printer
Answer: B

What type of device is a hard disk drive (HDD)?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: C

Which device is used to enter text and commands into a computer?
A) Printer
B) Scanner
C) Keyboard
D) Monitor
Answer: C

What type of device is a joystick classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: A

Which of the following devices provides visual output from a computer?
A) Monitor
B) Scanner
C) Microphone
D) Hard Drive
Answer: A

Which device is used for capturing images and converting them into digital format?
A) Keyboard
B) Scanner
C) Monitor
D) Printer
Answer: B

What is the function of a plotter?
A) To print text documents
B) To draw graphs and charts
C) To input data into the computer
D) To store large amounts of data
Answer: B

Which of the following is NOT an input device?
A) Keyboard
B) Mouse
C) Monitor
D) Scanner
Answer: C

Which input device is used to move the cursor on the screen?
A) Keyboard
B) Mouse
C) Printer
D) Speaker
Answer: B

What is the primary use of a webcam?
A) To display images
B) To input video and images
C) To print documents
D) To store data
Answer: B

Which of the following is an example of an output device that generates sound?
A) Monitor
B) Microphone
C) Speaker
D) Keyboard
Answer: C

Which device is used to convert digital data into physical copies of documents?
A) Monitor
B) Printer
C) Scanner
D) Hard Drive
Answer: B

What type of device is a touchpad?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: A

Which of the following devices would be used to input data from a physical object, like a book, into a computer?
A) Printer
B) Keyboard
C) Scanner
D) Monitor
Answer: C

What is the function of an external hard drive?
A) To input data into the computer
B) To provide additional storage space
C) To display visual output
D) To convert sound into digital format
Answer: B

Which device is used to capture and convert handwritten or printed text into digital form?
A) Monitor
B) Scanner
C) Keyboard
D) Printer
Answer: B

Which type of device is a DVD drive classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: C

Which of the following devices is used to provide physical output of digital documents?
A) Scanner
B) Printer
C) Speaker
D) Microphone
Answer: B

Which device is commonly used for graphical input in design and art applications?
A) Mouse
B) Graphics Tablet
C) Printer
D) Monitor
Answer: B

Which input device is used to control a computer through gesture recognition?
A) Keyboard
B) Touchscreen
C) Scanner
D) Speaker
Answer: B

What is the primary purpose of a network interface card (NIC)?
A) To store data
B) To input data
C) To connect a computer to a network
D) To print documents
Answer: C

Which of the following devices is used for high-quality color printing?
A) Inkjet Printer
B) Scanner
C) Monitor
D) Speaker
Answer: A

Which device allows users to input commands and data into a computer using touch?
A) Keyboard
B) Touchscreen
C) Mouse
D) Printer
Answer: B

Which device is commonly used for audio output in a computer system?
A) Monitor
B) Microphone
C) Speaker
D) Keyboard
Answer: C

Which of the following devices is used for both input and output?
A) Keyboard
B) Printer
C) Modem
D) Scanner
Answer: C

Which device is used to convert a computer’s digital output into a video signal for display on a screen?
A) Graphics Card
B) Scanner
C) Speaker
D) Printer
Answer: A

What is the purpose of a card reader in computing?
A) To input data from physical cards
B) To provide visual output
C) To store data
D) To print documents
Answer: A

Which device is used to print high-resolution color images and text?
A) Laser Printer
B) Monitor
C) Speaker
D) Keyboard
Answer: A

Which device is used to read and write data from and to optical discs?
A) DVD Drive
B) Scanner
C) Monitor
D) Hard Drive
Answer: A

What is the main purpose of a USB flash drive?
A) To input data into a computer
B) To store and transfer data
C) To display visual output
D) To connect to the internet
Answer: B

Which of the following devices is used to scan and digitize physical documents?
A) Printer
B) Scanner
C) Keyboard
D) Monitor
Answer: B

Which type of device is a virtual reality headset classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: B

Which device is used to capture and store digital images in photography?
A) Digital Camera
B) Printer
C) Monitor
D) Keyboard
Answer: A

What is the primary function of a fax machine?
A) To input data
B) To output printed documents
C) To transmit documents over a phone line
D) To store data
Answer: C

Which device allows users to interact with a computer through touch gestures?
A) Mouse
B) Keyboard
C) Touchscreen
D) Printer
Answer: C

Which of the following devices provides tactile feedback to users?
A) Monitor
B) Speaker
C) Haptic Device
D) Scanner
Answer: C

Which device is used to print high-quality text documents quickly?
A) Inkjet Printer
B) Laser Printer
C) Monitor
D) Scanner
Answer: B

Which device is used to convert digital audio signals into audible sound?
A) Microphone
B) Speaker
C) Monitor
D) Printer
Answer: B

What is the primary function of a docking station?
A) To input data
B) To provide additional connectivity and power options
C) To store data
D) To display visual output
Answer: B

Which device is used to control and interact with a computer by moving a pointer on the screen?
A) Keyboard
B) Touchscreen
C) Mouse
D) Monitor
Answer: C

Which of the following devices is used to convert a computer’s digital output into a printout?
A) Printer
B) Monitor
C) Scanner
D) Speaker
Answer: A

Which device is used to scan and read the barcodes on products?
A) Printer
B) Scanner
C) Barcode Reader
D) Microphone
Answer: C

Which of the following devices is used to input and control computer graphics and 3D environments?
A) Keyboard
B) Mouse
C) Graphics Tablet
D) Monitor
Answer: C

What type of device is a Bluetooth headset classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: B

Which device is used to input data from physical documents into a computer system using optical character recognition (OCR)?
A) Printer
B) Scanner
C) Keyboard
D) Monitor
Answer: B

What is the main function of an audio interface?
A) To input audio data into a computer
B) To provide visual output
C) To store data
D) To connect to external devices
Answer: A

Which of the following is a common use of a web camera?
A) To input text
B) To capture and transmit video and images
C) To print documents
D) To store data
Answer: B

Which type of device is a voice recognition system classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: A

What is the primary use of a projector?
A) To display visual output on a larger screen
B) To input data
C) To store data
D) To convert audio signals
Answer: A

Which device is used for inputting large amounts of data into a computer system quickly?
A) Keyboard
B) Mouse
C) Scanner
D) Hard Drive
Answer: C

Which of the following devices is used to amplify and output sound from a computer?
A) Speaker
B) Monitor
C) Printer
D) Microphone
Answer: A

Which type of device is a barcode scanner classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: A

What type of device is an external SSD classified as?
A) Input Device
B) Output Device
C) Storage Device
D) Network Device
Answer: C

Which device is used to input data into a computer by capturing digital signatures?
A) Scanner
B) Graphics Tablet
C) Keyboard
D) Printer
Answer: B

Which of the following devices is used to provide high-quality color and grayscale printing?
A) Inkjet Printer
B) Laser Printer
C) Monitor
D) Scanner
Answer: B

Read More Computer Architecture MCQs

1. SET 1: Computer Architecture MCQs
2. SET 2: Computer Architecture MCQs
3. SET 3: Computer Architecture MCQs
4. SET 4: Computer Architecture MCQs
5. SET 5: Computer Architecture MCQs
6. SET 6: Computer Architecture MCQs
7. SET 7: Computer Architecture MCQs
8. SET 8: Computer Architecture MCQs
9. SET 9: Computer Architecture MCQs

• Introduction to Computer Architecture MCQs
  • Evolution of Computer Architecture MCQs
  • von Neumann vs Harvard Architecture MCQs
• Basic Components of a Computer System MCQs
  • Central Processing Unit (CPU) MCQs
  • Memory (RAM, ROM, Cache) MCQs
  • Input/Output (I/O) Devices MCQs
  • Buses (Data, Address, Control) MCQs
• CPU Organization MCQs
  • ALU (Arithmetic Logic Unit) MCQs
  • Control Unit MCQs
  • Registers (General Purpose, Special Purpose) MCQs
  • Flags and Status Registers MCQs
• Instruction Set Architecture (ISA) MCQs
  • Types of Instructions (Data Movement, Arithmetic, Control) MCQs
  • Addressing Modes (Immediate, Direct, Indirect, Indexed) MCQs
  • Instruction Formats MCQs
  • RISC (Reduced Instruction Set Computer) vs CISC (Complex Instruction Set Computer) MCQs
• Microarchitecture MCQs
  • Pipelining (Stages and Hazards) MCQs
  • Superscalar Architecture MCQs
  • Multithreading MCQs
  • Out-of-Order Execution MCQs
• Memory Hierarchy MCQs
  • Cache Memory (L1, L2, L3) MCQs
  • Virtual Memory MCQs
  • Paging and Segmentation MCQs
  • TLB (Translation Lookaside Buffer) MCQs
• Cache Memory MCQs
  • Cache Mapping Techniques (Direct, Associative, Set-Associative) MCQs
  • Cache Coherency MCQs
  • Write Policies (Write-Through, Write-Back) MCQs
  • Cache Miss and Hit MCQs
• Input/Output Organization MCQs
  • I/O Techniques (Polling, Interrupts, DMA) MCQs
  • I/O Mapping (Memory-Mapped I/O, Isolated I/O) MCQs
  • Interrupt Handling MCQs
• Bus Architecture MCQs
  • System Bus (Data, Address, Control) MCQs
  • Bus Arbitration MCQs
  • Synchronous vs Asynchronous Buses MCQs
• Performance Metrics MCQs
  • Clock Speed and Cycles per Instruction (CPI) MCQs
  • MIPS (Million Instructions per Second) MCQs
  • FLOPS (Floating-Point Operations per Second) MCQs
  • Amdahl’s Law MCQs
• Parallelism in Computer Architecture MCQs
  • Instruction-Level Parallelism (ILP) MCQs
  • Data-Level Parallelism (DLP) MCQs
  • Thread-Level Parallelism (TLP) MCQs
  • Symmetric Multiprocessing (SMP) vs Asymmetric Multiprocessing (AMP) MCQs
• Multicore and Multiprocessor Systems MCQs
  • Multicore Architectures MCQs
  • Shared Memory vs Distributed Memory MCQs
  • Interconnection Networks MCQs
• Control Unit Design MCQs
  • Hardwired Control vs Microprogrammed Control MCQs
  • Control Signals and Timing MCQs
  • Instruction Cycle and Control Flow MCQs
• Pipeline Hazards MCQs
  • Structural, Data, and Control Hazards MCQs
  • Techniques to Overcome Hazards (Stalling, Forwarding, Branch Prediction) MCQs
• Branch Prediction and Speculation MCQs
  • Static and Dynamic Branch Prediction MCQs
  • Speculative Execution MCQs
  • Branch Target Buffers MCQs
• Arithmetic and Logic Operations MCQs
  • Integer and Floating-Point Arithmetic MCQs
  • ALU Design MCQs
  • Fixed-Point vs Floating-Point Representation MCQs
• Memory Management MCQs
  • Paging, Segmentation, and Virtual Memory MCQs
  • Memory Protection and Privilege Levels MCQs
  • Memory Allocation and Deallocation MCQs
• Power and Energy Efficiency MCQs
  • Power Dissipation in CPUs MCQs
  • Low-Power Design Techniques MCQs
  • Energy-Aware Computing MCQs
• Advanced Topics MCQs
  • GPU Architecture and Usage MCQs
  • Quantum Computing Basics MCQs
  • Neuromorphic Computing MCQs
• Emerging Trends
  • Cloud Computing Architectures MCQs
  • Edge Computing MCQs
  • AI Accelerators MCQs