10 minute test 3

Which type of interface requires the most resources to run?

• Command line interface

• Graphical User Interface

Embedded systems are designed to...

• ... carry out a single task efficiently

• ... carry out a variety of tasks

An Operating System may make use of a buffer when transferring data. Buffers are used for...

• ...for temporary storage of data

• ...for long term storage of data

Which type of storage generally has the fastest read/write speed?

• Memory Card

• Optical Disc

• Solid State Drive

True or False?

"The OS gives some processes a higher priority for execution by the CPU than others"

• True

• False

Increasing the number of cores in a CPU...

• ... increases the number of instructions processed by each core per second

• ... increases the number of instructions that can be carried out at the same time

Which of the following is an example of magnetic storage device?

• Memory Card

• DVD

• HDD

Which of the following components controls the flow of data in the CPU?

• ALU

• OS

• CU

Select two benefits of compressing a file

• Takes up less storage space

• Takes up more storage space

• Takes less time to transmit

• Takes more time to transmit

What is the function of the accumulator?

• Completes arithmetic and logic calculations

• Stores the answers to calculations performed by the ALU

• Stores the address of the current cycle

• Stores the address for the next cycle