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INF1520 2020 S1 MockExam
Human-Computer Interaction (University of South Africa)
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INF1520 Revision Mock Exam
1. A program that sends a copy of itself to everyone listed in your email address book and replicate
and sends itself out everyone listed in each of the receiver’s address book
1. Trojan Horse
2. Cracker
3. Time bomb
4. Worm
2. What factors influenced the development of computing devices?
a. Demand for navigational aids
b. Need by some government(s) to track population statistics
c. Need for accurate calculations
d. All of the above
3. The SketchPad system developed at the MIT Lincoln Laboratory can be accurately defined as
a. A device based on algebra and syntax rules
b. Hypertext and hierarchical structure of documents
c. A sophisticated drawing package
d. A browser used to access websites
4. ROM is
a. Memory that was only used in earlier computing devices
b. Memory that lose data when power is switched off
c. Memory that individuals can add data to and delete data from
d. Memory whose data can only be read
5. Define a computer virus.
a. A malicious computer code hidden inside a program that offers a desirable function
b. Pirated software installed on a computer
c. Malicious code that replicates itself without user’s knowledge or consent
d. A computer code that is triggered by a specific condition
INF1520 Revision Mock Exam Page 1 of 10
Downloaded by Rencia Pienaar ()
INF1520 2020 S1 MockExam
Human-Computer Interaction (University of South Africa)
StuDocu is not sponsored or endorsed by any college or university
Downloaded by Rencia Pienaar ()
, lOMoARcPSD|9942559
INF1520 Revision Mock Exam
1. A program that sends a copy of itself to everyone listed in your email address book and replicate
and sends itself out everyone listed in each of the receiver’s address book
1. Trojan Horse
2. Cracker
3. Time bomb
4. Worm
2. What factors influenced the development of computing devices?
a. Demand for navigational aids
b. Need by some government(s) to track population statistics
c. Need for accurate calculations
d. All of the above
3. The SketchPad system developed at the MIT Lincoln Laboratory can be accurately defined as
a. A device based on algebra and syntax rules
b. Hypertext and hierarchical structure of documents
c. A sophisticated drawing package
d. A browser used to access websites
4. ROM is
a. Memory that was only used in earlier computing devices
b. Memory that lose data when power is switched off
c. Memory that individuals can add data to and delete data from
d. Memory whose data can only be read
5. Define a computer virus.
a. A malicious computer code hidden inside a program that offers a desirable function
b. Pirated software installed on a computer
c. Malicious code that replicates itself without user’s knowledge or consent
d. A computer code that is triggered by a specific condition
INF1520 Revision Mock Exam Page 1 of 10
Downloaded by Rencia Pienaar ()
