Notes

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Outline

1	Chapter 4 The Components of the System Unit
2	Chapter 4 Objectives
3	The System Unit What is the system unit?
4	The System Unit What are common components inside the system unit?
5	The System Unit What is the motherboard?
6	The System Unit What is a chip?
7	Processor What is the central processing unit (CPU)?
8	Processor What is a machine cycle?
9	Processor What is pipelining?
10	Processor What is a register?
11	Processor What is the system clock?
12	Processor How do personal computer processors compare?
13	Processor Which processor should you select?
14	Processor What are the types of processor upgrades?
15	Processor What is a zero-insertion force (ZIF) socket?
16	Processor What are heat sinks and heat pipes?
17	Processor What is a coprocessor?
18	Processor What is parallel processing?
19	Data Representation How do computers represent data?
20	Data Representation What is a byte?
21	Data Representation What are three popular coding systems to represent data?
22	Data Representation How is a letter converted to binary form and back?
23	Memory What is memory?
24	Memory How is memory measured?
25	Memory What is random access memory (RAM)?
26	Memory How do program instructions transfer in and out of RAM?
27	Memory What are two basic types of RAM chips?
28	Memory Where does memory reside?
29	Memory How much RAM does an application require?
30	Memory How much RAM do you need?
31	Memory What is cache?
32	Memory What is read-only memory (ROM)?
33	Memory What is flash memory?
34	Memory What is CMOS?
35	Memory What is access time?
36	Expansion Slots and Adapter Cards What is an adapter card?
37	Expansion Slots and Adapter Cards What is an expansion slot?
38	Expansion Slots and Adapter Cards What are PC cards and flash memory cards?
39	Ports and Connectors What are ports and connectors?
40	Ports and Connectors What are different types of connectors?
41	Ports and Connectors What is a serial port?
42	Ports and Connectors What is a parallel port?
43	Ports and Connectors What are USB ports?
44	Ports and Connectors What are special-purpose ports?
45	Buses What is a bus?
46	Buses What is an expansion bus?
47	Bays What is a bay?
48	Power Supply What is a power supply?
49	Mobile Computers and Devices What is a mobile computer?
50	Mobile Computers and Devices What is in the system unit of a mobile computer?
51	Mobile Computers and Devices What ports are on a notebook computer?
52	Mobile Computers and Devices What ports are on a tablet PC?
53	Putting It All Together What are suggested processor, clock speed, and RAM requirements based on the needs of various types of users?
54	Summary of the Components of the System Unit