Basics of MPMC

A microprocessor has 8 data lines and 16 bit address lines. The microprocessor is of type?

• a)8 bit

• b)16 bit

• c)32 bit

• d)20 bit

2. Microprocessor consists of?

• A. ALU

• B. register array

• C. control unit

• D. All of the above

3. The __________ controls the flow of data and instructions within the computer.

• A. control unit

• B. register array

• C. accumulator

• D. ALU

4. The microprocessor ___________ those instructions from the memory

• A. Fetch

• B. Decode

• C. Execute

• D. None of the above

8051 Microcontroller has ?

• A. 8-bit unidirectional address bus

• B. 16-bit unidirectional address bus

• C. 8-bit bidirectional address bus

• D. 16-bit bidirectional address bus