1. which is the sequence, in which computer operates ? Ans: input, process, output 2. which is the first general purpose programmable electronic computer ? Ans: ENLAC 3. what of device is computer? Ans: electronic device 4. who is considered as father of computer ? Ans: charles babbage 5. who is invented Analytical engine ? Ans: charles babbage 6. what is the main electronic component of the first generation computer ? Ans. vacuum tubes 7.How does the parallel port transfer a byte? Ans 8 bits at a time 8. which is an internal power supply units of CPU? Ans: SMPS 9. what is the purpose of expansion slot in mother board? Ans: to insert the additional peripherals 10. what is the purpose of memory unit in a computer? Ans: store data 11. how many pins are there in DIMM ? Ans: 168 12. how many pins are there in SIMMs ? Ans 32 - 72
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