CL Chapter 1.2

What is the physical part of a computer called?

• Software

• Hardware

• Firmware

• Middleware

Which component is known as the principal computer chip that executes commands?

• RAM

• USB

• CPU

• GPU

What type of memory is volatile and stores data temporarily?

• Hard Drive

• RAM

• ROM

• SSD

Which standard supports data transfer rates of up to 12 million bits per second?

• HDMI

• USB

• Ethernet

• FireWire

Identify a device that is considered a peripheral.

• Motherboard

• CPU

• Keyboard

• RAM

How does Bluetooth technology allow devices to communicate?

• Through infrared signals

• Using radio waves

• Via satellite

• Through wired connections

What is the role of a service technician?

• Design new software

• Fix hardware and software problems

• Manufacture computer parts

• Develop websites

Explain why RAM is considered volatile memory.

• It retains data even when the computer is off.

• It loses data when the power is turned off.

• It is slower than other types of memory.

• It is used for permanent storage.

Compare the functions of a CPU and a peripheral device.

• Both execute commands from software.

• CPU processes data; peripherals provide input/output.

• Both store data permanently.

• Both are used for data transfer.

Why might a technician choose to use Bluetooth over a USB connection?

• Bluetooth is faster than USB.

• Bluetooth allows wireless connections.

• USB is not compatible with most devices.

• USB is more expensive than Bluetooth.