Unit 4 - Part I, "System Unit " Pages 184-203
Directions: Use this form to complete the statements and questions as you follow the text in Unit 4.
* Required
Name
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1
What is the case that contains electronic componets of the computer.
2
What is the size and shape of the computer case sometimes called?
3
The Mother Board is sometimes called a?
4
A computer chip is usually made of?
5
What can act as an electronic switch that opens and closes the circuit for electrical charges?
6
What is also called the central processing unit or CPU?
7
What term is used to refer to a personal computer processor chip?
8
This component of the processor directs and coordinates most of the operations of the computer? (the traffic cop)
9
What component of the processor performs arithmatic comparisons?
10
How many steps are included in the processor's "machine cycle"?
11
What is the process of obtaining instructions or data from memory?
12
What is translation of instructions called?
13
What is the process of carrying out the commands called?
14
What is it called when the results are written to memory?
15
Processors that use this are faster because they do not have to wait for one instruction to complete before fetching the next.
16
What part of the processor temporarily holds data and instructions?
17
What controls the timing of all computer operations?
18
What equates to each tick of the system clock?
19
What do we call the pace of the system clock?
20
How many ticks of the system clock per second are in one "Gigahertz (GHz)"?
21
What is a single chip that contains two separate processors?
22
What is a component that absorbs and disperses heat produced by electrical components such as a processor?
23
A smaller cooling devise used in notebook computers is called?
24
What cooling device uses liquids such as water or glycol?
25
What is the method that uses multiple processors simultaneously to execute a single program or task?
26
What is the number system that uses just two unique digits -- 0 and 1?
27
What is it called when you group eight bits together in one unit?
28
What stores instructions waiting to be executed by the processor?
29
What is the basic storage unit in memory?
30
What storage unit is equalled to exactly 1,024 bytes?
31
What storage unit is equalled to approximately 1 million bytes?
32
What storage unit is equalled to approximately 1 billion bytes?
33
What storage unit is equalled to approximately 1 trillion bytes?
34
Memory that is lost when the computer's power is turned off is called?
Volatile Memory
Nonvolatile Memory
35
Memory that is NOT lost when the computer's power is turned off is called?
Volatile Memory
Nonvolatile Memory
36
What is the most popular type of volatile memory?
37
ROM, Flash Memory, and CMOS are examples of what type of memory?
Volatile Memory
Nonvolatile Memory
38
What is RAM an acronym for?
39
What helps speed the process of the computer by storing frequently used instructions?
40
What does ROM stand for?
41
Read-only memory (ROM) is considered
Volatile Memory
Nonvolatile Memory
42
Memory that can be erased electronically and rewritten is called?
43
Flash memory is considered
Volatile Memory
Nonvolatile Memory
44
What is the battery-backed chip that holds the date and the calendar when the computer is off?
45
The amount of time it takes the processor read data from memory is called?