Y7 - How computers work

What is the main function of the RAM in a computer, as shown in the 'Office Desk' comparison?

• Long-term storage

• Processing data

• Short-term memory

• Power supply

Which component is not directly involved in processing or memory?

• CPU

• RAM

• Hard Drive

• Keyboard

Where is the CPU located in a computer system?

• On the motherboard

• Inside the monitor

• In the keyboard

• In the power supply

What acts as the brain of a computer system?

• The monitor

• The keyboard

• The CPU

• The mouse

What is the result of the computer's brain processing inputs?

• It creates errors

• It produces outputs

• It slows down

• It shuts down

What is the first step in the Fetch-Decode-Execute cycle?

• Decode instructions

• Execute instructions

• Fetch instructions

• Store instructions

What does the clock speed of a CPU indicate?

• The amount of memory in the CPU

• The number of instructions the CPU can process in one second

• The temperature of the CPU

• The size of the CPU

What happens when the clock speed of a CPU is increased?

• The CPU processes fewer instructions

• The CPU processes more instructions

• The CPU uses less power

• The CPU becomes larger

What is the primary role of the motherboard in a computer system?

• To display graphics

• To store data permanently

• To connect and allow communication between various components

• To provide power to the system

What is the function of a computer's power supply unit (PSU)?

• To increase the clock speed of the CPU

• To convert electrical power from the outlet into usable power for the computer

• To store temporary data

• To manage network connections