Q1: 1. Which of the following devices is an example of an input device?

• A) A. Printer
• B) B. Keyboard
• C) C. Monitor
• D) D. External Hard Drive

Q2: 2. What is the purpose of an I/O interface in computer organization?

• A) A. To store data
• B) B. To connect external devices to the computer
• C) C. To process data
• D) D. To display output

Q3: 3. Which of the following is an example of an output device?

• A) A. Scanner
• B) B. Mouse
• C) C. Speaker
• D) D. USB Flash Drive

Q4: 4. A real-life problem that would require input and output devices is

• A) A. Printing a document
• B) B. Formatting a hard drive
• C) C. Installing software
• D) D. Creating a spreadsheet

Q5: 5. What type of interface is used to connect external devices to a computer?

• A) A. RAM interface
• B) B. CPU interface
• C) C. I/O interface
• D) D. Cache interface

Q6: 6. Which of the following is not an example of an input device?

• A) A. Webcam
• B) B. Microphone
• C) C. Printer
• D) D. Touchscreen

Q7: 7. A common real-life problem that involves both input and output devices is

• A) A. Listening to music
• B) B. Copying files
• C) C. Scanning a document
• D) D. Typing a report

Q8: 8. What is the primary function of an I/O interface in a computer system?

• A) A. To perform calculations
• B) B. To manage input and output operations
• C) C. To store large amounts of data
• D) D. To connect to the internet

Q9: 9. Which of the following devices is considered a bi-directional I/O device?

• A) A. Printer
• B) B. Scanner
• C) C. Keyboard
• D) D. Monitor

Q10: 10. An example of a real-life problem that requires an I/O interface is

• A) A. Sending an email
• B) B. Playing a video game
• C) C. Printing a boarding pass
• D) D. Browsing the internet

Q11: 11. Which component is responsible for controlling the flow of data between the CPU and external devices?

• A) A. Memory
• B) B. I/O Controller
• C) C. Hard Drive
• D) D. Graphics Card

Q12: 12. A scenario where input and output devices are crucial is

• A) A. Playing a music file
• B) B. Sending a text message
• C) C. Scanning a barcode
• D) D. Saving a document

Q13: 13. What is the purpose of an I/O port?

• A) A. To increase CPU speed
• B) B. To connect peripherals to the computer
• C) C. To store data temporarily
• D) D. To display graphics

Q14: 14. Which of the following is not an example of an output device?

• A) A. Printer
• B) B. Speaker
• C) C. Webcam
• D) D. Monitor

Q15: 15. A common real-life problem that involves an I/O interface is

• A) A. Playing a video game
• B) B. Viewing a presentation
• C) C. Scanning a document
• D) D. Creating a spreadsheet

Q16: 16. In computer organization, what is the role of I/O devices?

• A) A. To process data
• B) B. To store instructions
• C) C. To enable communication with external devices
• D) D. To perform calculations

Q17: 17. Which component manages the transfer of data between the CPU and I/O devices?

• A) A. ALU
• B) B. I/O Controller
• C) C. Cache Memory
• D) D. RAM

Q18: 18. A real-life situation where input and output devices are essential is

• A) A. Playing a video game
• B) B. Watching a movie
• C) C. Scanning a document
• D) D. Writing code

Q19: 19. What is the purpose of device drivers in the context of I/O interfaces?

• A) A. To enhance gaming performance
• B) B. To connect to the internet
• C) C. To enable communication between the OS and devices
• D) D. To increase storage capacity

Q20: 20. Which of the following devices is primarily used for input?

• A) A. Printer
• B) B. Projector
• C) C. Microphone
• D) D. External Hard Drive

Q21: 21. An example of a real-life problem that requires interaction with I/O devices is

• A) A. Making a phone call
• B) B. Printing a boarding pass
• C) C. Reading a book
• D) D. Taking a photo

Q22: 22. What is the function of a device controller in the context of I/O operations?

• A) A. To process data
• B) B. To manage communication between devices and the CPU
• C) C. To increase storage capacity
• D) D. To display graphics

Q23: 23. A scenario where input and output devices are essential is

• A) A. Playing a music file
• B) B. Sending an email
• C) C. Typing a document
• D) D. Scanning a barcode

Q24: 24. Which component is responsible for converting data between the CPU and I/O devices?

• A) A. RAM
• B) B. I/O Controller
• C) C. GPU
• D) D. Hard Drive

Q25: 25. A real-life situation that demonstrates the importance of I/O interfaces is

• A) A. Watching a movie
• B) B. Listening to music
• C) C. Scanning a document
• D) D. Playing a video game

Q26: 1. What does IO stand for in Computer Organization?

• A) Input Output
• B) Internet Operation
• C) Internal Operation
• D) Information Organization

Q27: 2. Which component is responsible for managing the IO interface in a computer system?

• A) CPU
• B) RAM
• C) IO Controller
• D) Hard Drive

Q28: 3. Which of the following is not a common IO interface in computer systems?

• A) USB
• B) Ethernet
• C) VGA
• D) HTML

Q29: 4. Which IO interface is commonly used to connect external peripherals like keyboards and mice?

• A) SATA
• B) USB
• C) HDMI
• D) Ethernet

Q30: 5. What is the purpose of an IO interface in computer systems?

• A) To manage memory allocation
• B) To handle communication between CPU and peripherals
• C) To process graphics
• D) To store data

Q31: 6. Which IO interface is commonly used for connecting displays to a computer system?

• A) USB
• B) HDMI
• C) Ethernet
• D) VGA

Q32: 7. Which type of IO interface is typically used for high-speed data transfer between storage devices and the motherboard?

• A) SATA
• B) USB
• C) Firewire
• D) Serial

Q33: 8. Which component is responsible for converting parallel data from the CPU to serial data for transmission over an IO interface?

• A) IO Controller
• B) Buffer
• C) Multiplexer
• D) Demultiplexer

Q34: 9. Which IO interface is commonly used for networking and internet connectivity?

• A) USB
• B) Ethernet
• C) HDMI
• D) VGA

Q35: 10. Which IO interface is commonly used for audio and video transmission between devices?

• A) USB
• B) HDMI
• C) DVI
• D) VGA

Q36: 11. Which IO interface is commonly used for connecting external storage devices like hard drives?

• A) SATA
• B) USB
• C) Ethernet
• D) Firewire

Q37: 12. Which component is responsible for controlling data flow between the CPU and IO devices?

• A) Memory
• B) IO Controller
• C) CPU
• D) Hard Drive

Q38: 13. What is the main difference between synchronous and asynchronous IO interfaces?

• A) Synchronous interfaces transfer data faster
• B) Asynchronous interfaces require less power
• C) Synchronous interfaces require a clock signal
• D) Asynchronous interfaces are more reliable

Q39: 14. Which IO interface is commonly used for connecting printers and scanners to a computer system?

• A) USB
• B) Ethernet
• C) Parallel Port
• D) HDMI

Q40: 15. Which component is responsible for buffering data between the CPU and IO devices to ensure smooth data transfer?

• A) CPU
• B) Buffer
• C) IO Controller
• D) RAM

Q41: 16. Which IO interface is commonly used for connecting external monitors to a computer system?

• A) USB
• B) HDMI
• C) VGA
• D) Ethernet

Q42: 17. Which type of IO interface is typically used for connecting high-speed external storage devices?

• A) USB
• B) eSATA
• C) Firewire
• D) Ethernet

Q43: 18. Which component is responsible for translating data between the CPU and IO devices in different formats?

• A) Multiplexer
• B) Demultiplexer
• C) Encoder
• D) Decoder

Q44: 19. Which IO interface is commonly used for connecting audio input and output devices to a computer system?

• A) USB
• B) HDMI
• C) Audio Jack
• D) Ethernet

Q45: 20. Which component is responsible for converting analog signals from IO devices to digital signals for processing by the CPU?

• A) DAC
• B) ADC
• C) Encoder
• D) Decoder

Q46: 21. Which IO interface is commonly used for connecting external storage devices to a computer system wirelessly?

• A) Bluetooth
• B) USB
• C) Ethernet
• D) Thunderbolt

Q47: 22. Which component is responsible for controlling the flow of data between the CPU and IO devices to prevent data loss?

• A) Buffer
• B) Multiplexer
• C) Demultiplexer
• D) IO Controller

Q48: 23. Which IO interface is commonly used for connecting video game controllers to a gaming console?

• A) USB
• B) HDMI
• C) Bluetooth
• D) VGA

Q49: 24. Which component is responsible for converting digital signals from the CPU to analog signals for output to external devices?

• A) ADC
• B) DAC
• C) Encoder
• D) Decoder

Q50: 25. Which IO interface is commonly used for connecting external storage devices to smartphones and tablets?

• A) USB
• B) Lightning
• C) HDMI
• D) Thunderbolt