GCSE CS SYS ARC Quiz 4

Lesson 2 - Which of these affect CPU performance?

• Clock Speed

• Cores

• Cache Size

Lesson 2 - How many operations per second is 1 Mhz?

• Thousand

• Million

• Billion

Lesson 2 - How many operations per second is 1 Ghz?

• Thousand

• Million

• Billion

Lesson 2 - What is a reason why manufacturers designed processors to be multi core?

• Apart from increasing the clock speed

• Apart from increasing the cache speed

Lesson 2 - What is the name given to the size of memory attached to the CPU?

• Clock

• Cache

• Core

• RAM

Lesson 2 - What is the definition of Cores relating to CPU's?

• CPU cores are separate, independent processing units inside the same processor socket

• CPU cores are integrated processing units working on the outside of the sockets

Lesson 2 - What is an embedded computer system?

• An embedded system is a specific-purpose computer built into a device to perform specific functions

• An embedded system is a special-purpose computer built into a device that can be adapted and modified to run new programs

Lesson 2 - What is the benefit of having Cache?

• It is faster at retrieving data than RAM

• It helps with the size of transposed data

Lesson 2 - What is a drawback of having multiple cores? (multiple correct answers)

• some software may not use them effectively

• some tasks can't be separated

• it costs far more

• some data can be corrupted

Lesson 1 - What does CPU stand for in the context of computer systems?

• General Programming Unit

• Central Processing Unit

• Computer Peripheral Unit

• General Power Unit