1. Touchscreen is an example of ………….. device *1 pointInputOutputInput and OutputMemory2. What are the main parts of a computer system *1 pointCPU, CD-ROM, Mouse, Keyboard, Sound cardMemory, Video Cards, Monitor, Software, HardwareModem, Keyboard, Word Processor, Printer, ScreenSystem unit, Monitor, Keyboard, Mouse3. Which of these cannot be done by a computer *1 pointProcessing of the inputStorage of the inputAccept the outputDisplay the output4. A laptop computer is a type of*1 pointMinicomputerMicrocomputerSupercomputerMainframe computer5. The diameter of a CD is *1 point5.7 inches4.7 inches7.7 inches8.7 inches6. What is the use of the CPU *1 pointIt helps to take in inputsIt helps to display outputIt helps to process dataIt helps to store data7. Which of these is not an area of computer applications *1 pointCAMCADCALCDMA8. Which of these is not the functional unit of the computer*1 pointInput UnitOutput unitMicro unitCentral Processing Unit9. Which part of computer is known as brain *1 pointKeyboardCentral Processing UnitMouseMonitor10. The speed of working of a CPU is measured in *1 pointMegasecondsMegabytesKilosecondsGigahertz​