1.1 Various options are provided as possible answers to the following questions - NSC Information Technology - Question 1 - 2022 - Paper 2
Question 1
1.1 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 (1.1.... show full transcript
Worked Solution & Example Answer:1.1 Various options are provided as possible answers to the following questions - NSC Information Technology - Question 1 - 2022 - Paper 2
Step 1
1.1.1 A process where a single program is broken up into multiple parts that can be processed simultaneously and independently:
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Answer
The correct answer is C. Multithreading, as it specifically refers to breaking a program into smaller threads that can be executed concurrently.
Step 2
1.1.2 The following is a type of volatile memory:
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Answer
The correct answer is B. Disk cache, which is a type of fast memory that temporarily holds frequently accessed data.
Step 3
1.1.3 A ... is a file which includes visual media and is made available for download.
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The correct answer is C. Vodcast, which is an online video that can be downloaded or streamed.
Step 4
1.1.4 A programming language used exclusively for manipulating data in a database:
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Answer
The correct answer is A. SQL, a standardized language used for managing and manipulating relational databases.
Step 5
1.1.5 Given the following statement:
```pascal
iAnswer := 12 + 4/2 * (9 MOD 2);
``` The value of iAnswer will be ...
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Answer
The correct answer is B. 13. The statement is evaluated as follows: The expression (9 MOD 2) equals 1, so we calculate it as 12 + 4/2 * 1, which simplifies to 12 + 2 = 14.
Step 6
1.2.1 Any activity regarding creating, editing or deleting of data managed by a database management system (DBMS)
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Answer
The correct answer is H. Transaction, which refers to a sequence of operations performed as a single logical unit of work.
Step 7
1.2.2 A data structure that stores a set of values of the same data type
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Answer
The correct answer is K. Array, which is a collection of elements identified by index or key.
Step 8
1.2.3 A method used to bypass the normal authentication procedure on a network in order to obtain unauthorized access
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Answer
The correct answer is J. Backdoor, which is a method for bypassing normal authentication and gaining unauthorized access.
Step 9
1.2.4 A programming language that can be used to add interactivity to a website
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Answer
The correct answer is I/R. JavaScript/Python, as both are widely used for web development to enhance interactivity.
Step 10
1.2.5 Protection for any published work that helps to prevent that work from being used without permission from the author
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Answer
The correct answer is A. Copyright, which grants the creator exclusive rights to the use and distribution of their work.
Step 11
1.2.6 The process of having sets of the same data file on separate devices automatically being updated to the latest copy
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Answer
The correct answer is O. Synchronising, which is the process of maintaining consistency between devices.
Step 12
1.2.7 A program that enables the operating system to control a device
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Answer
The correct answer is E. Driver, which acts as a translator between the operating system and hardware.
Step 13
1.2.8 Advanced settings for shared files, used by the server administrator to define the type of access to the files
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Answer
The correct answer is B. User Rights, which refer to permissions granted to users for accessing shared resources.
Step 14
1.2.9 A field of computer science that usually involves data analytics, machine learning and rule-based decision-making to create the ability of automated decision-making
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Answer
The correct answer is D. Artificial Intelligence, which involves creating systems that can perform tasks that typically require human intelligence.
Step 15
1.2.10 The ability of a system to increase or decrease its resources depending on the number of users
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Answer
The correct answer is C. Scalability, which refers to the capability of a system to handle a growing amount of work or its potential to accommodate growth.
