30 Questions
What is the purpose of the System Clock in a motherboard?
To synchronize the timing of all computer operations
What does a higher CPU clock speed indicate?
The computer can process more instructions per second
What is the purpose of a PS/2 port?
To connect a mouse and a keyboard
What is the purpose of an HDMI port?
To connect a video monitor or multimedia projector
What is the purpose of a multi-core processor?
To increase the computer's processing speed
What is a characteristic of a USB port?
It is designed to be universally compatible with a wide variety of devices
What is the primary function of the Arithmetic and Logic Unit (ALU) in the CPU?
Perform arithmetic and logical operations
Which component is responsible for feeding the computer hardware with electricity and converting AC to DC?
Power Supply
What is the main purpose of the Registers in the CPU?
Store data and intermediary results temporarily
What is the primary function of the Control Unit (CU) in the CPU?
Control all operations on the CPU and communicate with the ALU and memory
What is the main purpose of the Coolers and Fans in the computer case?
Dissipate the overheat generated by electronic components
What is the Motherboard in a desktop computer?
An electronic circuit board that holds and interconnects hardware components
What is the main difference between ROM and Flash Memory?
ROM cannot be updated, while Flash Memory can be updated
Why does a program take longer to start when opened for the first time compared to the second time?
Because the CPU caches the program's data and instructions
What is the purpose of Cache Memory?
To speed up processing by storing data and instructions
What type of memory chips are attached to the motherboard?
Non-Volatile memory chips
What is a characteristic of ROM?
Its contents cannot be changed or updated
What is the main use of Flash Memory in devices?
To store system information required during the booting process
What is the primary function of a printer?
To translate information on paper
What is the unit of measurement for a display's pixel density?
Pixels per inch (PPI)
What is the purpose of a smaller dot pitch on a display?
To make text easier to read
What does a lower PPI value indicate?
A less sharp image
What is the aspect ratio of a widescreen monitor?
16:9 or 16:10
What is the typical unit of measurement for a display's diagonal length?
Inches
What is the unit of measurement for the speed of a printer?
Pages per minute (ppm)
Which type of printer forms characters and graphics on a piece of paper by striking a mechanism against an inked ribbon?
Impact Printers
What is the primary function of a plotter?
To produce high-quality large-scale drawings
Which type of printer uses a laser beam and powdered ink to create images?
Laser Printers
What is the primary function of an all-in-one printer?
To integrate printing, copying, and scanning functions into one machine
What type of paper is used in thermal printers?
Special heat-sensitive paper
Learn about the internal components of the CPU, including the Arithmetic and Logic Unit, Control Unit, and Registers. Understand how these components interact to perform operations and communicate with memory.
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