MONDAY: 5 December 2022. Morning Paper. Time Allowed: 3 hours.

Answer ALL questions. This paper has two sections. SECTION I has twenty (20) short response questions of two (2) marks each. SECTION II has three (3) practical questions of sixty (60) marks. Marks allocated to each question are shown at the end of the question.

Required Resources:

  • A computer
  • Internet connection
  • Simulator such as Wireshark
  • Packet tracer/GNS3

SECTION I (40 MARKS)

1. What is the name given to a circuit board, installed in a computer that provides a dedicated network connection to a computer? (2 marks)

2. The arrangement of network devices and nodes to form a physical structure is known to as? (2 marks)

3. Miss Kerrow, an intern has been instructed to setup a network for newly formed Procurement department. What will be the name given for all computers connected to the network that participate directly in network communication? (2 marks)

4. The network media that is used to transmit data when encoded as pulses of light is referred to as? (2 marks)

5. What is the name of the network utility used by Internet Control Message Protocol (ICMP) to report back information on network connectivity and the speed of data relay between a host and a destination computer? (2 marks)

6. A type of communication that sends a message to a group of host destination simultaneously is known as? (2 marks)

7. Which type of a network has dedicated high-speed network that makes storage devices accessible to servers by attaching storage directly to an operating system? (2 marks)

8. The process that is used to place one message inside another message from Host A to Host B is known as? (2 marks)

9. Mr. Lido a newly hired network administrator was troubleshooting connectivity issues on a workstation. With the use of a tester, the administrator was able to notice the signals generated by the server Network Interface Card (NIC) are distorted. Which layer of the OSI Model would this error be categorised? (2 marks)

10. What is the name given to a cable that is used to connect a Host serial port to a Router console port? (2 marks)

11. The measure of capacity of a network medium to carry and move data between two points on the network over a specific period of time is known as? (2 marks)

12. The deterioration of the network signals as it travels along copper cabling is referred to as? (2 marks)

13. Mrs. Lehma a network administrator for a corporation decided to create subnets out of 192.168.10.0/24 using /27 mask. What would be the equal-sized subnet created? (2 marks)

14. ___________lists the destination physical address, VLAN ID and port number associated with a given address. (2 marks)

15. The prefix length is the number of consecutive 1s in the subnet mask. What is the prefix length notation for the subnet mask 255.255.255.252? (2 marks)

16. The process that allows a network technician identify the network address from the IP address and the network mask is referred to as? (2 marks)

17. The method used in a TCP/IP network to create a connection between a local host/client and server is called? (2 marks)

18. Which port number in a segment header is used to keep track of multiple conversations between devices? (2 marks)

19. What is the standard communication protocol used for the transfer of computer files from a server to a client on a computer network? (2 marks)

20. The following are advantages of a certain type of network:

  • Reduces amount physical wires required.
  • Reduces the value of ownership.
  • Easier to add or remove workstation
  • Provides high rate thanks to small area coverage

Identify this type of network as used in computer networks. (2 marks)

SECTION II (60 MARKS)

Required Resources

Internet Connection
Computer (PC/laptop)
Simulator such as Wireshark

21. Use the diagram shown below to correctly order the wire colors to a TIA/EIA cable pinout of T568A and T568B
standard where appropriate.

Required:

List the cable pinout for Ethernet Straight-through. (8 marks)

List the cable pinout for Ethernet Crossover (8 marks)

State application usage using appropriate examples for Ethernet straight-through and Crossover cables. (4 marks)

(Total: 20 Marks)

22. Create a word document named “Topology” and use it to save answers to questions (i) to (vi) below:

Using appropriate simulator, configure the topology as shown below:

Console into the switch and perform the following:

Capture a screenshot showing appropriate name for the switch. (2 marks)

Set a warning banner shown below: (4 marks)

Capture a screenshot to demonstrate how you have performed the above task.

Capture a screenshot displaying unicast IPv4 addresses as shown in the table. (4 marks)

Capture a screenshot showing the way to disable DNS lookup. (4 marks)

Capture a screenshot displaying Configuration of encrypted privileged execution password. (4 marks)

Capture a screenshot showing connectivity between PC-A and SW-A. (2 marks)

Upload Topology document.

(Total: 20 Marks)

23. Write a word document named “Connectivity” and use it to save answers to Questions 1 to 3 below:

Using appropriate simulator, set up a topology as shown below:

Required:
1. Capture a screenshot showing connectivity to the following websites using command prompt/terminal of
the PC:

www.google.com (3 marks)

www.gmail.com (3 marks)

www.facebook.com (3 marks)

Device Interface IP Address Subnet Mask

SW-A VLAN 192.168.10.1 255.255.255.0

PC-A NIC 192.168.10.2 255.255.255.0

2. Using a simulator such as Wireshark, list the source mac address of the following sites:

www.google.com (3 marks)

www.gmail.com (3 marks)

www.facebook.com (3 marks)

 

3. Highlight the two command utilities used to provide the network latency information. (2 marks)

Upload connectivity document.

(Total: 20 Marks)

(Visited 500 times, 1 visits today)