Post on 26-May-2015
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Chapter 1 Introducing Hardware
1. Why is all data stored in a Computer in binary form?
Answer
• John Atanasoff believed this was the easiest way to share info, it was as easy as turning on and off a light bulb.
2. What are the four primary functions of hardware?
Answer
• Input• Output• Storage• Prossesing
3. What are the 2 main input devices and 2 main output devices?
Answer
• Inputo Keyboard, Mouse
• Outputo Monitor, Printer
4. What 3 things do electronic hardware devices need in order to
function?
Answer
• A method for the CPU to communicate with the device
• Software for instruction• Electricity for power
5. How many bits are in a byte?
Answer
6. What is the purpose of an expansion slot on the motherboard?
Answer
• To connect peripheral devices to the motherboard
7. Which component on the motherboard is used for
processing?
Answer
• CPU (Central Processing Unit)
8. Name three CPU manufactures?
Answer
• AMD• Intel• VIA
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17.) Of the two types of storage in a system, which type is generally faster and holds data and instructions while the data is being processed? Which
type of storage is generally slower, but more permanent?
1. RAM2. ROM
ANSWER:
18. What technology standard provides for up to four devices on a system, including the hard drive as one of those devices? What are two common industry names loosely used to describe this standard?
1. Serial ATA Standard2. SATA, Serial ATA
ANSWER:
19. What is the size of the data path on most system buses today?
16, 32, 64, 128
ANSWER:
20. What is the measurement of frequency of a system bus and CPU? Which is faster, the system bus or the CPU?
1. Buses: 1066 MHz, 800 MHz, 533 MHz, or 400 MHz2. CPU: 166 MHz to 4 GHz3. CPU
ANSWER:
21. Name four types of buses that might be on a motherboard today.
1. PCI Express Bus2. PCI Bus3. AGP Bus4. ISA Bus
ANSWER:
22. A power supply receives 120 volts of ____ power from a wall outlet and converts it to 3.3, 5, and 12 volts of ____ power.
1. AC2. DC
ANSWER:
23. ROM BIOS or firmware chips that can be upgraded without replacing the chips are called ____.
Flash ROM
ANSWER: