Multimedia Services NCV Level 4 — Document
November 2019 — NCV Level 4 — Multimedia Services
NCV Level 4
2019
NCV IT
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Q1— Section header —
1.1Which ONE of the following is NOT a type of firewall Packet filtering firewall Dual homed gateway firewall Screen host firewall
1.1.2In message confidentiality, the transmitted message must make sense to the intend receiver sender modular
1.1.3network key shared
1.1.4ONE way to preserve the integrity of a document is by using a/an ye
1.1.5This type of database stored objects rather that data
1.1.6When data should arrive at the receiver exactly a s it was sent, it is confidentiality. integrity. splashing.
1.1.7Why are cyber vulnerabilities unlikely to disa pear? Cyber vulnerabilities are protected in a secret base on the moon
1.1.8exploit a weakness in the TCP/IP stack. execute a Trojan virus on a system. overload a system to prevent it from being operational. shutdown services by turning them off.
1.1.9s capability to discover unauthori ed or unlawful access or unlawful traffic.
1.1.10nformation gathering. cracking passwords. escalating privil eges.
1.1.11spamming. identify theft. impersonation. scanning.
1.1.12The best statement for taking advantage of a weakness in the threat. an attack. exploitation.
1.1.13thernet. bluetooth. wi
1.1.14When a DNS server accepts and uses incorrect information from a host that has DNS lookup. DNS hijacking. DNS spoofing.
1.1.15sent from a website and stored in user s web
1.2Indica te whether the following statements are TRUE or FALSE. Choose the answer and write only True or False
1.2.10\the ANSWER BOOK.
1.2.1A representation of the structure of a database is called a sc hema.
1.2.2A cache is used to maximi e the amount of physical disk input and output performed by a DBMS.
1.2.3SQL is case insensitive (but data is case sensitive
1.2.4UNITES are used to combine data from two tables.
1.2.5A databas e should always contain redundant information.
1.2.6nsert and delete are SQL commands used to create and delete tables.
1.2.7A foreign key refers to ONE or more values in a database table that identify records in another table.
1.2.8A ne twork administrator is responsible for the design, control and administration of a relational database. (10040184\ Copyright reserved Please turn over
1.2.9The internet of today is heavily dependent on databases.
1.2.1025
Q2— Section header —
2.1Briefly e xplain how the following factors affect the performance of a TCP/IP network.
2.1.1Network errors
2.1.2Distance
2.1.3Memory (RAM\
2.1.4Fir ewalls and filters (4 2\ (8\
2.2Describe the functions of a DHCP server in a WAN setup. (3\
2.3
2.4Identify FOUR server operating system software. (4\ [25]25
Q3— Section header —
3.1
3.2With the aid of a diagram explain hierarchical database structur (8\ (10040184\
3.3Study the table below and answer the questions. Database name: Staff Employee Table ID First Name Last Name Address City
3.3.1Display a ll employees who are older than 50 years and live in Durban. (3\
3.3.2INSERT a new employee into the table with the following deta ils: (ID = 112; First Name = Bill; Last Name = Baloyi; Address = 20 Upper Rd; City = Brits; Age = 48\ (4\
3.3.3isplay ALL the records in the table. (2\
3.3.4elete the record of Batty Weli from the table. (2\
3.3.5Identify the colu mn that could be used as the primary key in the table. Give ONE reason for your selection. (2\ [25]25
Q4— Section header —
4.1Differentiate between a traditional Peer to Peer network and a
4.2Describe the evolution of Web 2.0. (4\ 4. Create a JavaScr ipt function that will accept any two numbers from the user and
Q5— Section header —
5.1You in tend to create your own personal website to market your own products. How could the following help you come up with a good design:
5.1.1Defining your target audiences
5.1.2Setting your goals and objectives
5.1.3Creating a sitemap
5.1.4
5.2Determine the outcome of the following JavaScript statement: var i = 20; if (i == 10\ document.write("i is 10"\ else if (i == 15\ document.write("i is 15"\ else if (i == 20\ document.write("i is 20"\ else
5.3Discuss where the following intrusion detection systems should be placed to protect an enterprise network:
5.3.1Network ntrusion detectio n systems (NIDS\
5.3.2Host ased intrusion detection ystem (HIDS\
5.3.3
5.4Briefly explain how the following forms of network attacks occu
5.4.1Attacks through information leaks
5.4.2Man in the middle attacks
5.4.325
Q6— Section header —
6.1Produce the omplete HTML code for this web site shown above (1 2\
6.2Complete the CSS code for aligning the header as relative, background as yellow, and height as 40px. (3\
6.3Produce the CSS code to format the text area as follows (vertical align = top, width = 300px and color = red\ (3\
6.4Indent ify THREE types of CSS that could be used to control a web page. (3\
6.5Name FOUR browsers that could be used to view web pages. (4\ [25] TOTAL SECTION B: GRAND TOTAL: 125 15025
Topics Identified
1
Business Environments
Mark Allocation
Total125 marks
Sections25 + 25 + 25 + 25 + 25 + 25 = 150 marks
Paper information
TitleDocument
SubjectMultimedia Services
LevelNCV Level 4
Document typeQuestion paper
Year2019
MonthNovember
Pages9
Downloads3
Examination context
Decade2010s
Years ago7y
SeasonSpring (SH)
Start dayFriday
Exam periodNovember 2019
Days since exam2,537
About Multimedia Services examination preparation
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