CPU, CPU performance, RAM & ROM and Secondary Storage

What does CPU stand for?

• Central Process Unit

• Centre Place Unit

• Central Processing Unit

• Centre Process Unit

The CPU fetches, decodes and executes _____________ that are stored in ______________.

• instructions, storage

• stages, main memory

• stages, secondary storage

• instructions, main memory

CU stands for...

• Control Unit

• Central Unit

• Count Unit

• CPU Unit

ALU stands for...

• Arithmetic Local Unit

• Arithmetic Logic Unit

• Algebra Logic Unit

• Answer Loading Unit

Increasing the number of cores on a CPU can increase the performance because...

• There will be more busses for the information and data to pass along.

• Parallel processing can take place meaning each cores can run a different part of the same program at the same time.

• More storage for the data needed but the CPU

• More cores means more F-D-E cycles can be run/processed at the same time

The cache is used for...

• Storing the most frequently used instructions/data for the current processes

• Stores the data needed to start the computer

• Store the data when you have finished working on a file

• Long term storage for all of your files

RAM stands for Random Access memory. It stores the currently running data and instructions and is volatile.

• True

• False

Select one of the appropriate statements about ROM from the list below.

• Stores data

• It is volatile

• Data will not be lost when the computer is turned off

• Data is read only (cannot be changed)

• Stores the currently running data and instructions

Which of these are the secondary storage technologies?

• Magnetic hard drive, CD ROM, and USB Memory

• Magnetic, Optical, and Solid State

• RAM, ROM and Virtual Memory

• Magnetic, Solid State and Virtual Memory

Secondary storage is...?

• Volatile, non permanent and small

• Volatile, non permanent and large

• Non volatile, permanent and large

• Non volatile, non permanent and large