Computer Hardware (Memory)

What does RAM stand for?

• Random Access Memory

• Random Accumulator Memory

• Register Access Memory

• Reloaded Access Memory

What is the main purpose of RAM?

• To store calculations only

• To store the boot program

• To store any programs and data currently in use

• To store programs and data while the computer is switched off

What does the term volatile mean in relation to memory?

• All content is stored even when power is switched off

• There is a danger of fire

• All content is lost when power is switched off.

• All information and programs are permanently stored

What are the two types of RAM?

• Fast RAM and slow RAM

• DRAM and SRAM

• Big RAM and small RAM

• Cache and Flash

What is cache memory?

• It is used to permanently store data and programs

• It is used to store numbers

• It is used between the RAM and CPU to improve performance by holding data that has just been or is about to be processed.

• It is used to store letters

RAM & ROM are known as what kind of memory?

• Secondary storage

• Registers

• Main memory

• Flash memory

Which statement best describes RAM?

• Fast, permanent storage

• Slow, volatile storage

• Fast, volatile storage

• Slow, permanent storage

What is usually held in the contents of RAM?

• BIOS and Boot sequence needed to start the computer

• Operating System and currently running programs

• Software programs stored within the computer

• Recently executed instructions in case they are needed again

What acts as bridge between the processor and the Main Memory?

• Clock

• Cache

• Bus

• User

What is the difference between SRAM and DRAM?

• DRAM is physically bigger

• DRAM is faster

• SRAM needs data to be refreshed otherwise is looses it

• DRAM needs data to be refreshed otherwise is looses it