DCT1133 PC Maintenance

1) What is preventive maintenance and what is the purpose of preventive maintenance?
(4 marks)


2) List any THREE (3) roles of an operating system.
(3 marks)

3) There are two types of user interfaces in operating system – CLI and GUI. Briefly explain each of them
(4 marks)

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DCT 1133 Computer Maintenance (Chapter 3)

1.    TRUE FALSE

I.    Computer cases come in a variety of sizes and configurations. Many of the computer’s components must match the case’s form factor. ( T / F )
II.   The CPU is installed on the motherboard with a heat sink/fan assembly.
III.   RAM is installed in RAM slots found on the CPU.
IV.   Adapter cards are installed in PCI and PCIe expansion slots found on the motherboard.
V.   Hard disk drives are installed in 5.25-inch drive bays.
VI.   Optical drives are installed in 3.5-inch drive bays.
VII.   Floppy drives are installed in 3.5-inch drive bays.
VIII.   Power supply cables are connected to all drives and the motherboard.
IX.   Internal data cables transfer data to all drives.
X.   External cables connect peripheral devices to the computer.
XI.   Beep codes signify when hardware malfunctions.
XII.   The BIOS setup program is used to display information about the computer components and allows the user to change system settings.

2.    Matching The Power Cables

3. Matching The Data Cables