Topic 2—Computer organization

MAR is the part of

• CU

• RAM

• ALU

• ROM

RAM is the part of

• Main memory

• Secondary memory

Which part of CPU is responsible for calculations?

(a)  

Holds frequently used data

(a)  

Where the operating system is held when the computer is turned off.

(a)  

Select the function of operating system.

• Memory management

• Standards

• Protocol

• User Interface

2 byte =

• 14 bits

• 12 bits

• 16 bits

• 10 bits

111 + 101 =

(a)  

Fetch, Decode, (a)   , Store

Covert "1011" from binary to hexadecimal

(a)