Data Communication And Networking NCV Level 4 — Document

November 2022 — NCV Level 4 — Data Communication And Networking

NCV Level 4 2022 NCV IT

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🎯 1 marks ⏱️ 3h 📄 9 pages 📝 44 items found 📚 1 topics

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Q1— Section header —

1.10\in the ANSWER BOOK.

1.1Wh ich material was used as the conducting medium in old telephone lines? Glass strands Copper

1.2Which ONE of the following is a characteristic of assertive communication Voice

1.3Wireless LAN standard 802 .11b 1 or 2 bps transmission in the 2

1.4is a piece of electronic equipment that allows information from computer to be sent along telephone wires to another computer. switchboard bridge

1.5FDM is a technique whereby the total bandwidth in a communication medium is divided into a series of non ime slots

1.6What is a contingency plan as it relates to managing a LAN? A plan involving actions for responding to computer emergencies A plan for maintenance A plan for

1.7Given the IP address 192.168.50.100 Which ONE of the following subnet masks is the default subnet mask for this IP address

1.8/An test is conducted after system installation and commissioning, and verifies that the system is ready for operation

1.9can look at the destination IP address of a data packet and use a routing table to forward it to the appropriate destination

1.10guidelines to enforce, manage, monitor and maintain security on a computer network. user requirement backup policy

Q2— Section header —

2.10\n the ANSWER BOOK. COLUMN A COLUMN B

2.10Quality of being trustworthy and being very likely to do what people expect

Q3— Section header —

3.1The diagram below shows different components of a network. Switch Firewall Wireless Router Server

3.1.1

3.1.2Differentiate between a firewall and a switch. (2\

3.2

Q4— Section header —

4.1Explain the basic operation of a VLAN. (4\

4.2Explain the concept of user acceptance testing (2\

4.3.1Label the diagrams A and B. (2\

4.3.2Compare model A with model B. Clearly stating the similarities and differences. (8\ [16] 1004101416

Q5— Section header —

5.1

5.2Nam FOUR characteristics of Cable B. (4\

5.3Explain the structure of a network security system. (6\ [14]14

Q6— Section header —

6.1

6.2Define the term access control as it relates to a network. (4\

6.3Define the term utility program (2\

6.4Give TWO basic requirements for a network.

6.5Explain the concept of a print queue (4\ [1 (10041014\

Q7— Section header —

7.1Explain the importance of network capacity planning. (4\

7.2

7.3Explain packet switching (2\

7.4Recommend the action to take for each of the following security violations

7.4.1Unauthori ed attempts to access systems or data

7.4.2Insider threat

7.4.3

7.5What does the acronym WAN stand for (2\ [20] TOTAL SECTION B: 80 GRAND TOTAL:20

Topics Identified

Business Plan

Mark Allocation

Total100 marks

Sections10 + 10 + 12 + 16 + 14 + 20 = 82 marks

Paper information

TitleDocument

SubjectData Communication And Networking

LevelNCV Level 4

Document typeQuestion paper

Year2022

MonthNovember

Pages9

Downloads9

Examination context

Decade2020s

Years ago4y

SeasonSpring (SH)

Start dayTuesday

Exam periodNovember 2022

Days since exam1,439

About Data Communication And Networking examination preparation

This TVET examination resource can be used as part of a structured revision programme. Past papers are most useful when learners attempt questions independently, work within a realistic time limit, and review their answers afterwards.

How to use this resource for revision

A TVET past examination paper is most useful when it is treated as an active revision exercise. Try the questions yourself before checking the corresponding memorandum. Where you make an error, identify the reason — was it a knowledge gap, a calculation mistake, an interpretation issue, or an examination technique problem?

For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

understanding question requirements

applying subject knowledge

working under time constraints

checking answers

identifying revision priorities

A practical revision approach

Start by completing the resource without looking at the memorandum. Review incorrect and incomplete answers afterwards and make a short revision list based on the areas that caused difficulty.

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File size249.8 KB

Pages9

Archived on8 September 2026

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