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Bit2205:Networking Essentials Question Paper

Bit2205:Networking Essentials

Course:Bachelor Of Information Technology

Institution: Meru University Of Science And Technology question papers

Exam Year:2010

(a) Discuss the functions of the following OSI model layers: (i) Session layer (2 Marks) (ii) Transport layer (2 Marks) (iii) Network layer (2 Marks) (iv) Data-link layer (2 Marks) (b) Distinguish between CSMA/CD and CSMA/CA (2 Marks) (c) Describe four responsibilities of a network administrator. (4 Marks) (d) Discuss the following modulation schemes. (i) PAM (2 Marks) (ii) PPM (2 Marks) (iii) QAM (2 Marks) (e) Describe UTP categories (4 Marks) (f) Discuss the following internetworking components (i) Bridges (2 Marks) (ii) Routers (2 Marks) (iii) Gateways (2 Marks)
QUESTION TWO – (20 MARKS)
(a) Define ISDN. (2 Marks) (b) Distinguish between Basic rate and primary rate ISDN (4 Marks) (c) Distinguish between X.25 and Frame Relay. (4 Marks)
(d) Discuss factors which affect network performance. (10 Marks)
QUESTION THREE – (20 MARKS)
(a) List four major threats to the security of data on a network. (4 Marks) (b) Discuss two network security models. (4 Marks) (c) Tabulate Windows NT Server permissions. (4 Marks) (d) Discuss the following network security enhancements. (i) Firewalls (2 Marks) (ii) Auditing (2 Marks) (iii) Diskless computers (2 Marks) (iv) Data encryption. (2 Marks)
QUESTION FOUR – (20 MARKS)
(a) To install networking software on a Windows NT Server, several protocols are available. List them. (5 Marks) (b) Explain how you can share a Windows 2000 folder or Drive with other users. (5 Marks) (c) Discuss four types of Windows NT Group Accounts. (5 Marks) (d) Explain how you create Window NT User Accounts. (5 Marks)
QUESTION FIVE – (20 MARKS)
(a) Describe the following: (i) Token Bus (2 Marks) (ii) Token Ring (2 Marks) (b) Explain the procedure for installing a network interface card. (6 Marks) (c) Define the following: (i) Telnet (2 Marks) (ii) FTP (2 Marks) (iii) NFS (2 Marks) (d) Explain the challenges of hardware incompatibility when setting up networks. (4 Marks)

Bit2205:Networking Essentials Question Paper

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