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Brief Questions and Answers on Computer Systems (3 marks each)
What is the primary device for text entry in a computer system?
Which input device is used to control the cursor on the screen?
What does a microphone do in a computer system?
What is the function of a scanner in a computer system?
What is the purpose of a barcode reader?
What does a digital camera do?
Which input device allows direct interaction with what is displayed on the screen?
What is the central component of a computer system that houses essential hardware elements?
What is the function of the motherboard?
What does the microprocessor (CPU) do?
What is the function of RAM memory slots on the motherboard?
What are expansion slots used for?
What type of storage device is a hard disk?
What is the capacity of a Compact Disk (CD)?
How does a Digital Versatile Disk (DVD) differ from a CD?
What is the use of a memory card?
What is the main purpose of a USB flash drive?
What type of monitor is energy-efficient and offers better display quality?
What are the two main types of printers?
What type of printer uses toner?
What is a plotter used for?
What does a speaker do in a computer system?
What is the purpose of USB ports?
What type of card enhances audio capabilities?
Which card improves visual performance in a computer system?
What does a modem card do?
What type of card enables network connections?
What is the primary function of a keyboard?
Which input device is essential for voice commands and recording?
What does a scanner do with physical documents?
Which device captures images and videos in digital format?
What type of input device allows direct interaction with the screen?
What is housed within the system unit?
What does the Control Unit (CU) in the CPU do?
What is the function of the Arithmetic Logic Unit (ALU) in the CPU?
What do registers in the CPU store?
What are RAM memory slots used for?
What is the purpose of expansion slots on the motherboard?
What does the hard disk store?
What is the storage capacity of a DVD compared to a CD?
What type of device is a USB flash drive?
What is the difference between impact and non-impact printers?
Which device prints large-format graphics?
What is the role of a sound card in a computer system?
What does a graphics card improve in a computer system?
What is the purpose of a network card?
What does the socket for the microprocessor do?
What is the primary function of a memory card?
Which device produces audio output for multimedia applications?
What is the primary use of expansion cards in a computer?