Question Detail

User programs interact with I/O devices through ?

Operating System
Hardware
Buses
Processor

Answer: Option A

Similar Questions :

1. RISC stands for ?

Risk Instruction Source Computer
Reduced Instruction Set Computer
Risk Instruction Set Computer
Risk Instruction Set Computing

Answer: Option B

2. Which among following is Volatile ?

ROM
EPROM
DROM
RAM

Answer: Option D

3. If CPU and I/O interface share a common bus than transfer of data between two units is known as ?

Asynchronous
Clock dependent
Synchronous
Decoder independent

Answer: Option C

4. Which method is used to establish priority by serially connecting all devices that request an interrupt ?

Interrupt
Polling
Priority
Daisy chaining

Answer: Option D

5. What is meaning of "VAD" ?

Velocity Address
Viscous Address
Vector Address
Volatile Address

Answer: Option C

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