COMPUTER ASSEMBLY

Question 1

Types of computer cases?

Answer 1

Horizontal case
Full size tower
Compact tower
All in one

Question 2

Factors to consider when selecting a computer case:

Answer 2

1. Motherboard-Size and Shape must match exactly
2. Size- More components=more room for airflow
3. Status display- LED indicators showing state of the computer
4. Power Supply-Match PS rating and connection to the motherboard
5. Vent-Some need more

Question 3

Factors to consider when selecting a power supply:

Answer 3

1. Motherboard-Must be compatible
2. Required wattage- Add for all components
3. No of components-enough wattage
4. Type of components-type of connectors
5. Type of case- compatibility

Question 4

Factors to consider when selecting a mother board:

Answer 4

1. CPU should be compatible
2. Socket type-Heat sink and Fan should match
3. Cooling should not interfere with other components
4. Case size-heat sink/fan
5. Physical environment- Heat sink and fan should be sufficient
6. Expansion slots should match adapter cards
7. Connectors that match the
   * Plastic standoffs- used to mount motherboard such that it does not touch the case

Question 5

Factors to consider when selecting hard drives

Answer 5

1. External or internal? internal and external bays respectively
2. Heat generation
3. Noise generation
4. Power requirement
5. HDD SSD or SSHD?
6. Bays should fit

Question 6

Types of expansion slots on the motherboard

Answer 6

1. Peripheral Component Interconnect(PCI)

2. PCI Express- *1 *4 * *16

Question 7

Types of connectors for power cables

Answer 7

SATA-disk drives
Molex-hard drives & optical drives
Berg- Legacy floppy drives
6/8 pin power connector-internal components

Question 8

Examples of Data cables

Answer 8

PATA/Ribbon- Interface for connection of storage devices

SATA data cable-motherboard-SATA data connector