NSC Information Technology Data mining: 1.1 Choose a term from COLUMN B

Question

1.1 Choose a term from COLUMN B that matches the description in COLUMN A. Write only the letter (A–Q) next to the question numbers (1.1.1 to 1.1.10) in the ANSWER BOOK, e.g., 1.1.1 R.

1.1.1 A set of data that describes and provides information about other data
1.1.2 A collection of fields that contains data on a specific entity
1.1.3 A unit of measurement for network bandwidth and throughput
1.1.4 Technique used to avoid programs from crashing during execution
1.1.5 A network of online content that is indexed and accessed over the internet
1.1.6 Unwanted, unsolicited digital communication that gets sent out in bulk
1.1.7 A software component that adds a specific feature to an existing computer program
1.1.8 A variable in the header of a subroutine used as input to the subroutine
1.1.9 A data compression format for encoding digital audio, most commonly music
1.1.10 A data searching technique where a search query aims to not only find keywords, but also to determine the intent and contextual meaning of the keywords

1.2 Various options are provided as possible answers to the following questions. Choose the answer and write only the letter (A–D) next to the question numbers (1.2.1 to 1.2.5) in the ANSWER BOOK.

1.2.1 Which ONE of the following is a protocol that provides privacy to users when they work on a public network like the internet?
A HTML
B VoIP
C VPN
D FTP

1.2.2 A group of computers infected by the same malware that work together to perform cyberattacks is known as ...
A cyber gangs
B rootkits
C botnets
D hackers

1.2.3 ... is the process of analysing large volumes of data to find patterns and trends.
A Data validation
B Data warehousing
C Data encryption
D Data mining

1.2.4 What will be the value of K after the program segment below has been executed?
sword ← 'abcde'
K ← 0
while (length(sword) ≤ 20)
begin
	sword ← sword + sword
	K ← K + 1
end while

A 3
B 4
C 5
D 6

1.1 Choose a term from COLUMN B that matches the description in COLUMN A - NSC Information Technology - Question 1 - 2023 - Paper 2

Worked Solution & Example Answer:1.1 Choose a term from COLUMN B that matches the description in COLUMN A - NSC Information Technology - Question 1 - 2023 - Paper 2

1.1.1 A set of data that describes and provides information about other data

1.1.2 A collection of fields that contains data on a specific entity

1.1.3 A unit of measurement for network bandwidth and throughput

1.1.4 Technique used to avoid programs from crashing during execution

1.1.5 A network of online content that is indexed and accessed over the internet

1.1.6 Unwanted, unsolicited digital communication that gets sent out in bulk

1.1.7 A software component that adds a specific feature to an existing computer program

1.1.8 A variable in the header of a subroutine used as input to the subroutine

1.1.9 A data compression format for encoding digital audio, most commonly music

1.1.10 A data searching technique where a search query aims to not only find keywords, but also to determine the intent and contextual meaning of the keywords

1.2.1 Which ONE of the following is a protocol that provides privacy to users when they work on a public network like the internet?

1.2.2 A group of computers infected by the same malware that work together to perform cyberattacks is known as ...

1.2.3 ... is the process of analysing large volumes of data to find patterns and trends.

1.2.4 What will be the value of K after the program segment below has been executed?

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