COMPUTER HARDWARE & SERVICING QUESTION BANK

Transcription

1 COMPUTER HARDWARE & SERVICING QUESTION BANK UNIT 1 PART A 1. Define processor socket 2. What do you mean by chipset 3. Define jumpers 4. What is the use of a port 5. Define motherboard form factor 6. What is a firmware 7. Define turewboost technoloty 8. Where xeon processors are mainly used 9. Give the technology used in itanium processor 10. Give the componented connected with sourt bridge 11. What is meant by pci 12. What is the use of AGP 13. Expand the term USB 14. Expand PCMC/A 15. Define processor bus 1. Explain mohterboard architecture 2. Draw the function block diagram of pentium and explains 3. Briefly explain about the features of hyper threading turbo boost and core technologies 4. Explain core is series processors 5. Briefly explain about AMD series processors 6. Define shipsetn andb briefly explain hub architecture 7. Briefly explain the different bus standards in details

2 UNIT 2 1.Give the full form of RAM. 2.Define access time. 3.Define wait states. 4.What is meant by flash memory? 5. What is meant by shadow Ram? 6.Define cache memory. 7.What is a memory stick. 8.List the types of memory errors. 9.What is meant by SATA? 10.What is a disk array controller? 11.Give the types of formatting. 12.Name the type of laser used in blu-ray disk. 13.What is memory stick? 14.Define solid state drive. 1.Briefly explain DDR2 and DDR3. 2.Explain direct RDRAM. 3.Expalin cache memory. 4.Briefly explain the memory errors. 5.Explain the construction and working of hard disk. 6.Explain the different types of hard disk specifications. 7.Explain about the problem faced in hard drive and its trouble shooting. 8.Explain the construction and working principle of DVD. 9.Explain the recording and play lack principles of blu-ray. 10.State the features of external drivers,memory stick and USB flash drive.

3 UNIT 3 1.Define keyboard interrfacing. 2.List the type of keys. 3.Define key bouncing 4.Give the type of bouncing. 5.What is the use of ccd in a scanner? 6.Define barcode scanner. 7.Give the principle of dot matrix printer? 8.What is a multi function? 9.Define modem. 10.Define router 1.Explain the different type of keyboard connectors and the signals. 2.With neat diagram explain keyboard matrix. 3.Explain the diagram explain keyboards. 4.List the preventive maintenance of keyboard. 5.Explain the operation of optical mouse. 6.Draw the trouble shooting flow chart for a mouse. 7.Briefly explain the operation of a scanner. 8.Explain the basic princple of operation of a laser printer. 9. Explain the working princple of web camera. 10.Explain broadband router and its applicaton

4 UNIT-4 1.What is panel display? 2.Give the full form of LCD and LED? 3.What is the use of video capture car? 4.Define Adaptors. 5.Give the full form of SVGA and EGA. 6. Give the full form of SMPS. 7.List the output voltage levels of SMPS. 8.Define power good. 9.Give the difference between off-line ups and on-line ups 10.What is the use of Stabilizers? 11.define spike guard. 12.What is mean by BIOS? 13. Define cold and warm booting. PART - B 1. Explain the principle of Lcd 2. Explain plasma displays 3. With neat diagram explain TFT displays 4. Explain LCD displays 5. Define grapics card and give its application 6. With neat diagram explain video capture card 7. Explain smps 8. Draw the black diagram ATYX power supply connection and explain 9. Describe the common smps failure 10. Draw the block diagram of ups and explain its operation 11. Explain BIOS interrupts 12. Explain the BIOS function

5 UNIT-5 1. Define POST. 2. Define error and error messages. 3. Give any two difference 4. Give the types of laptop. 5. Give the types of SMD components. 6. Define laptop adapter and its types. 7. List the types of laptop batteries. 8. Define active and passive maintenance. 9. Define diagnostics software 10. List any three antivirus software 11. What is a firewall 1. Explain the POST faults related to hardware. 2. Explain laptop block diagram 3. Define configuring laptops and explain 4. How to configure laptop power setting 5. Explain ESD and its precautions 6. Explain the laptop battery types and its basic problems. 7. Explain the steps to upgrade a motherboard 8. Explain the preventive maintenance for a laptop 9. What is computer virus? What are precautions to be taken to avoid viruses? 10. Explain about Firewall.