Question

8085 is a/an ______ -bit processor
1. 8
2. 16
3. 24
4. 64

Answer 1

Correct Answer - Option 1 : 8

Intel 8085 is an 8-bit Microprocessor and it has 16 address lines. 

Size:

• 8085 is an 8-bit microprocessor
• 8086 is a 16-bit microprocessor

Address Bus:

• 8085 has a 16-bit address bus
• 8086 has a 20-bit address bus

Memory:

• 8085 can access up to 64Kb
• 8086 can access up to 1 Mb of memory

Instruction:

• 8085 doesn’t have an instruction queue
• 8086 has an instruction queue

Pipelining:

• 8085 doesn’t support a pipelined architecture
• 8086 supports a pipelined architecture

I/O:

• 8085 can address 28 = 256 I/O's
• 8086 can access 216 = 65,536 I/O's.