Comprehensive Examination 2026–
2027|Multiple-Choice Questions with Detailed
Answers And Rationales
8. What does the acronym ICT stand for?
A. Integrated Communication Technology
B. Information and Communication Technology
C. Internet Communication Terminal
D. International Computer Technology
CORRECT ANSWER: B. Information and Communication Technology
RATIONALE:
B. Information and Communication Technology is correct because ICT refers to the
technologies used to create, store, process, transmit, and manage information through computers
and communication systems.
3. Which of the following is considered an input device?
A. Monitor
B. Printer
C. Keyboard
D. Projector
CORRECT ANSWER: C. Keyboard
RATIONALE:
C. Keyboard is correct because it allows users to enter text, numbers, and commands into a
computer.
,10. Which component of a computer is often referred to as the "brain" of the computer?
A. Hard disk drive
B. Motherboard
C. Central Processing Unit (CPU)
D. Power supply unit
CORRECT ANSWER: C. Central Processing Unit (CPU)
RATIONALE:
C. Central Processing Unit (CPU) is correct because it executes instructions, performs
calculations, and controls the operations of the computer.
5. Which type of software manages computer hardware and provides services for
application software?
A. Utility software
B. Application software
C. Operating system
D. Programming software
CORRECT ANSWER: C. Operating system
RATIONALE:
C. Operating system is correct because it manages hardware resources, memory, files, and
provides an interface between users and the computer.
1. Which storage device retains data even after the computer is turned off?
A. RAM
B. Cache memory
C. Hard disk drive (HDD)
D. CPU registers
, CORRECT ANSWER: C. Hard disk drive (HDD)
RATIONALE:
C. Hard disk drive (HDD) is correct because it is non-volatile storage that permanently stores
data even when power is removed.
9. Which of the following is an example of system software?
A. Microsoft Word
B. Adobe Photoshop
C. Windows Operating System
D. Google Chrome
CORRECT ANSWER: C. Windows Operating System
RATIONALE:
C. Windows Operating System is correct because operating systems are system software that
control computer hardware and support application programs.
4. Which network device connects multiple computers within the same local area network
(LAN)?
A. Scanner
B. Switch
C. Webcam
D. Plotter
CORRECT ANSWER: B. Switch
RATIONALE:
B. Switch is correct because it connects devices within a LAN and forwards data efficiently
based on MAC addresses.
7. What is the primary function of Random Access Memory (RAM)?