2. An exception condition in a computer system caused by an event external to the CPU is known as ?
Halt
Process
Interrupt
None of above
Answer: Option C
Explanation:
In my own experience I found very few questions with answer "None of above", if you do not know the answer then its always better to guess among other (If there is no negative marking) ;)
3. Which devices among following are usually designed on the complex electromechanical principle ?
Printing devices
Input devices
Storage devices
Peripheral devices
Answer: Option B
4. User programs interact with I/O devices through ?
Operating System
Hardware
Buses
Processor
Answer: Option A
5. Where the result of an arithmetic and logical operation are stored ?