24682-COMPUTER HARDWARE AND NETWORKS-IMPORTANT QUESTIONS

DIPLOMA IN ELECTRICAL AND ELECTRONICS ENGINEERING

SUBJECT CODE : 24682

SEMESTER : VI SEMESTER

SUBJECT TITLE : COMPUTER HARDWARE AND NETWORKS

STAFF-IN-CHARGE: N.SURESH KUMAR

IMPORTANT QUESTIONS

UNIT -1

PART-A

1. What is software? - [April 2014]
2. Give any two features of AGP. - [April 2014]
3. What is primary memory? - [April 2014]
4. Expand CD and DVD. - [April 2014]
5. What is multi core processor? - [October 2014]
6. Show the pin details of USB port. - [October 2014]
7. What is meant by main memory? - [October 2014]
8. What is formatting disc? - [October 2014]
9. What is a Chipset?
10. Define: Direct RDRAM.
11. What is the Secondary Storage?
12. Give any two features of PCI.
13. What is the other name of motherboard?
14. Define: BUS.
15. Define: processor.
16. What is the use of ultra ATA?

PART-B

1. Explain in detail about the architecture of multi core processor with neat diagram. (12) - [April 2014] - [October 2014]
2. Give the working principle of DVD reader/writer.(6) - [April 2014]
3. Write about solid state memory devices.(6) - [April 2014]
4. Explain the working principle and construction of Hard disk.(12) - [October 2014]
5. Explain the Processor Bus.(6)
6. Explain the working principles of CD-R.(6)
7. How will you format the hard disk?
8. Draw and explain the USB.(6)
9. Discuss the format and version of DVD-ROM.(12)

UNIT-2

PART-A

1. Name any two types of mouse connectors. - [April 2014]
2. What is the principle of dot matrix printer? - [April 2014]
3. What is serial I/O port? - [April 2014]
4. What is SVGA port signal? - [April 2014]
5. What are the signals in a 5 pin keyboard connector? - [October 2014]
6. What is meant by non impact printer? - [October 2014]
7. What is IR connector? - [October 2014]
8. What is the function of modulator and demodulator in modem?- [October 2014]
9. Expand the term LED.
10. What are membrane and mechanical keyboard?
11. Define: Blue tooth interface.
12. List out the types of printers.
13. What is parallel port?
14. Define: Spike Isolator.
15. Expand the term UPS.
16. What is Multi Function Printer?

PART-B

1. Write the working principle of ink jet printer.(6) - [April 2014]
2. Explain bluetooth interface.(6) - [April 2014]
3. Briefly explain about the working principle of offline UPS and online UPS.(12) - [April 2014]
4. Explain the construction and operation of laser printer.(12) - [October 2014]
5. Explain the principle and operation of LED and LCD displays.(12) - [October 2014]
6. Write the signal specification problems with interfaces.(6)
7. Explain the operation of optical mouse.(6)
8. Explain the working principle of modem.(12)
9. Explain in detail about SVGA.(6)
10. Explain the working of wireless keyboard with block diagram.(12)

UNIT-3

PART-A

1. What is BIOS setup? - [April 2014]
2. What is POST? - [April 2014]
3. What is SMD component in laptop? - [April 2014]
4. What is touchpad in laptop? - [April 2014]
5. What is flash BIOS? - [October 2014]
6. What is antivirus software? - [October 2014]
7. What is the use of laptop adaptors? - [October 2014]
8. Why hard disc partitioning is required? - [October 2014]
9. List out the types of adapter.
10. Give the types of RAM.
11. Define: Power Management.
12. What is CMOS?
13. What are the types of error messages?
14. Give an example for anti-virus software.
15. What is ESD?

PART-B

1. What is the significance of beep code in post?(6) - [April 2014]
2. How will you identify signature of viruses?(6) - [April 2014]
3. Explain the IPL hardware and POST test sequence. (12) - [October 2014]
4. Explain the laptop motherboard parts with block diagram.(12) - [October 2014] - [April 2014]
5. Write about SMD Components.(6)
6. What are the signatures of viruses?(6)
7. What is POST? List out the tests performed by POST(12)
8. How will you upgrade BIOS?(12)
9. Write down the steps involved in OS installation.(6)

UNIT-4

PART-A

1. What is full duplex data flow? - [April 2014]
2. What is WAN? - [April 2014]
3. What is VSAT? - [April 2014]
4. What is gateway in network? - [April 2014]
5. What is network topology? - [October 2014]
6. What is peer to peer connection? - [October 2014]
7. What is LOS? - [October 2014]
8. What is role of routers in networking? - [October 2014]
9. What is the data communication?
10. Define: Data Flow.
11. Expand the term: MAN.
12. What are the types of transmission media?
13. Give any two advantages of star topology.
14. What is an adaptive routing?
15. What is half duplex?

PART-B

1. Explain in detail about OSI model with neat diagram.(12) - [April 2014]
2. Explain about various networks topologies with its advantages and disadvantages.(12)-[April 2014]
3. Explain in detail about Network devices.(12) - [October 2014]
4. Explain LAN,MAN and WAN networks (12) - [October 2014]
5. With neat diagram explain the types of networks.(12)
6. Discuss about unguided transmission media with neat diagram.(12)

UNIT-5

PART-A

1. What is TCP/IP? - [April 2014]
2. What is protocol? - [April 2014]
3. What is IP address? - [April 2014]
4. What is telnet service? - [April 2014]
5. What is connectionless protocol? - [October 2014]
6. What is gigabit Ethernet? - [October 2014]
7. What is IPV6? - [October 2014]
8. What is the main feature of DNS? - [October 2014]
9. Give an example for connection-oriented protocol.
10. Expand the term: POP.
11. What is subnetting?
12. Define socket.
13. What is connectionless protocol?
14. Expand: IGMP.
15. What is supernetting?
16. What is DNS?

PART-B

1. Briefly explain about the following applications layer protocols:
(i) FTP (ii) SMTP (iii) HTTP (4+4+4)- [April 2014]
2. Briefly explain about token bus and token ring protocols.(12) - [April 2014]
3. Explain about the 802.3 and 802.4 protocols.(12) - [October 2014]
4. Explain about SMTP and HTTP protocols.(12)- [October 2014]
5. Explain in detail about TCP and UDP.(12)
6. Discuss about 802.X protocols with neat diagram.(12)
7. With neat diagram explain about TELNET.(6)
8. With neat diagram explain about VLSM technique.(6)
9. Write short notes on IPV6. (6)

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