Unit 1 Session 1.2 Computer components

CPU stands for what?

• Central power unit

• Central processing unit

• Computer processing unit

• Computer power unit

A single core processor can only carry out one instruction at a time.

• True

• False

A multi core processor can only carry out one instruction at a time.

• True

• False

A CPU manages hardware, storage devices and records where all programs and files are located for future retrieval.

• True

• False

What is being described here?: Ensures that the instructions required to operate the computer are retrieved and interpreted in the correct sequence. This means that instructions and data are transferred from the input or storage devices and placed in the temporary storage of registers in the CPU until the necessary data is ready to be processed in the arithmetic logic unit (ALU) and results stored in the right place.

• Motherboard

• Control Unit

• Power supply

• Graphics card

What is being described here?: Where the computer undertakes the mathematical or logical operations required to complete the instruction. The data is placed in a special register called the accumulator and arithmetic (additions and subtractions) and logical operations such as ‘and’, ‘or’ and ‘not’ are carried out.

• PDF

• PVC

• CPU

• ALU

ALU stands for what?

• Arithmetic logic unit

• Average local unit

• Available logic unit

• Arithmetic local unit

This is the main printed circuit of a personal computer. Components such as the CPU are directly connected to it via sockets.

• Motherboard

• Brotherboard

• Breadboard

• Surfboard

Which sockets and ports might you find on a motherboard? (more than 1)

• PCI slot

• CPU socket

• USB socket

• PCI express slot

• VGA socket

PCI stands for what?

• Parallel Component Interconnect

• Peripheral Component Interconnect

• Peripheral Computer Interconnect

• Peripheral Component Interface