Ordinary level 2025 South West regional mock computer science 1
Ordinary level 2025 South West regional mock computer science 1
Artificial Intelligence is a .computer.
A Third generation.
B Fifth generation.
C Fourth generation.
D First generation.
10. What is the result of the binary addition
IOH 2+ I I O I 2?
A 100002
B 110002
C 111102
D IOIOO2
2, Asolidstatestoragodeviceusedtokeepdata. ; / sA Floppy drive. 1
B Zip drive.
u ft •h i
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11. Which protocol ensures secure access websites on
the internet?
A HTTP
B FTP •
C HTTPS
D SMTP
• • *1
3. The hexadecimal equivalent of 10110101 IO2 is: 4.
J
B 2C6i6. * 12. In a full mesh topology five (5) computers, how
many network cables are needed to set up the
topology?
A 15
B 10
C 20
D 30
l .
C ID616.
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Which logic gate gives an output TRUE,if and
only if both inputs are TRUE?
s.
••• V V
A OR.
B NAND. . t
C AND. 13. The communication between a TV and its remote
control is referred to as:
A Half duplex.
B Half simplex.
C Full duplex.
D Simplex.
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D NOR. • s” r v
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The computer monitor size is measured in: • v.
A Inch.
B Dot per inch.
C Pixel.
D Megahertz. 14. It is installed to ensure the best path is selected
for transmission of data over the network.
A modem.
B hub.
C switch.
D router.
102millisecondsis equivalentto: •
A 0.01second
B 0.1second
C 0.001second
D 1second ‘
15. Supermarkets use it to extract the information of
manufacturer automatically on items.
A Magnetic Ink Character Reader.
B Barcode Reader.
‘ C OpticalCharacterReader.
D Magnetic Stripe Reader.
7. When a video game is used to illustrate how a
football team needs to play. It is known as a(n):
A Modelling.
B Simulation.
C Imitation. “7“ ” :
D Emulation.
; 16. The device that input and display information
simultaneously on ATM machine is known as:
A Keyboard.
B Touchscreen.
C Screen.
D Mouse.
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8. How many diskettes of 1.44MB will be needed to
keep information of 1GB capacity?
A 712
B 711
C 1
D 0.01
9
4
17. Instructions within the CPU are interpreted by:
A Control Unit
B Arithmetic Logic Unit
C Register
D Instructions Unit
