1. Chat
2. Instant messaging
3. Instanotes
4. Electronic mail
5. None of these
Q2. Is the layer of a computer system between the hardware and the user program?
1. Operating environment
2. Operating system
3. System environment
4. Utility software
5. Spooler
ANS (2)-Operating system
Q3.The symbols used in an assembly language are?
1. Codes
2. Mnemonics
3. Assembler
4. All of the above
5. None of the above
ANS (2)-Mnemonics
Q4.The list of coded instructions is called?
1. Computer program
2. Algorithm
3. Flowchart
4. Utility programs
5. None of the above
ANS (1)-Computer program
Q5.A memory bus is mainly used for communication between?
1. Processor and memory
2. Processor and I/O devices
3. I/O devices and memory
4. Input device and output device
5. None of the above
ANS (1)-Processor and memory
Q6.What is the name of the computer terminal which gives paper printout?
1. Display screen
2. Soft copy terminal
3. Hard copy terminal
4. Plotter
5. None of the above
ANS (3)-Hard copy terminal
Q7.Which of the following is non-impact printer?
1. Drum printer
2. Line printer
3. Chain printer
4. Laser printer
5. None of the above
ANS (4)-Laser printer
Q8.Which of the following memories needs refresh?
1. SRAM
2. DRAM
3. ROM
4. All of the above
5. None of the above
ANS (2)-DRAM
Q9.Which type of memory is not directly addressable by the CPU and requires special software called EMS?
1. Extended
2. Expanded
3. Base
4. Conventional
5. None of these
ANS (2)-Expanded
Q10.The original ASCII code used ___________bits of each byte, reserving that last bit for error checking?
1. 5
2. 6
3. 7
4. 8
5. 10
ANS (3)-7
