Module 8

Question 1

What is Optimization?

Answer 1

1. An attempt at doing something as near to perfect as possible.
2. Optimize a website for specific devices and screens.

Question 2

What is Redress?

Answer 2

To go back and make something right again.

Question 3

What is syntax?

Answer 3

A set of rules of a particular language.

Question 4

What is a variable in maths?

Answer 4

Unknown quantity or a quantity that may change.

Question 5

What is a variable in cs?

Answer 5

information that may change.

Question 6

What is SEO?

Answer 6

Search Engine Optomization.
The process of setting up a website so that it is more likely to appear near the top of search results for a specific sarch terms in a search engine.

Question 7

What is Google AdWords?

Answer 7

Previous Google Ads, is a paid advertising service by Google. You set a budge and only pay when people click the ads.

Question 8

What is the Web Crawler?

Answer 8

The program that retrieve websites to a index by matching the key word.

Question 9

What is Social Bookmarking?

Answer 9

The share of bookmarks between people of a network. Ex: Pinterest, emailing someone with a link.

Question 10

What is a Adder?

Answer 10

Is a part in computer that adds numbers together.

Question 11

What are the two types of Adders?

Answer 11

Half adder and Full adder.

Question 12

What is a channel?

Answer 12

Something that other things use as path. Ex: a wire is a channel for electricity.

Question 13

What is the Chassis?

Answer 13

A frame or other internal supporting structures on which the parts that make up the device are mounted.

Question 14

What is a Class?

Answer 14

A category or type of thing. Are used to describe one or more objects.

Question 15

What is a Conducting Channel?

Answer 15

Something that passes electricity through it.

Question 16

What is a Drain?

Answer 16

A place where stuff can leave an area. In a computer is the section fo a computer part where electricity flows out.

Question 17

What is Heat Sink?

Answer 17

The part of the computer that prevents overheating. Ex: a fan.

Question 18

What is logic?

Answer 18

Reasoning conducted or assessed according to strict principles of validity.

Question 19

What are other names for CPU?

Answer 19

Microprocessors
Processors
Computer processors
Control units

Question 20

In an atom what is negative and positive?

Answer 20

Electrons are negative and protons positive.

Question 21

What is a switch?

Answer 21

Something that can be palced in one of two or more physical states, and which modifies the opertation of a machine based on the state it is place in. Ex: the switch that turns the pc on and off.

Question 22

What is LED?

Answer 22

Light-Emtting Diode.
Emit means to send out.
Diode is an electronic device that will allow electricity to pass through it in one direction only. Is also an semiconductor.
LED uses less electricity and are usually less hot therefor causing less change of fire.

Question 23

What is ALU?

Answer 23

Arithmetic Logic Unit.
Part of the CPU that perform math and logical operations.

Question 24

What is the ACC?

Answer 24

Accumulator.
Temporarily stores the results of math performed by the ALU.

Question 25

What is a Board?

Answer 25

Shrot for Printed Circuit Board. Printed because the design of the circuit is printed on the board. Boards are the thin plates where the circuit is printed on.

Question 26

What is a Register?

Answer 26

A physical unique place in a computer where special types of information can be stored for the use o the CPU.

Question 27

What is IR?

Answer 27

Instruction Register. The part of a computer that stores the instruction that is currently being executed by the CPU.

Question 28

What i IAR?

Answer 28

Instruction Address Register. Stores the address of the next instruction that is to be moved over to the IR.

Question 29

What is a Gate?

Answer 29

A tiny electronic part in a computer that is used to manipulate its electricity, so certain "true/false" logic is applied.

Question 30

How and AND gate operates?

Answer 30

=D-- Outputs 1 only if both inputs are also 1.

Question 31

How an OR gates works?

Answer 31

Outputs 0 only if both inputs are also 0.

Question 32

How a NOT gate works?

Answer 32

Receive only one input. It reverses the input. If the input is 1, the outputs i 0.

Question 33

How a XOR gate works?

Answer 33

If the inputs are the same, outputs 0. If the inputs are differents, outputs 1.

Question 34

How NAND gate works?

Answer 34

Is a gate that its input is the output of an AND gate. It reverse the output of an AND gate. Outputs 0 only if both inputs are 1.

Question 35

How a NOR gate works?

Answer 35

Is a gate that its input is the output of an OR gate. It reverse the output of an OR gate. Outputs 1 only if both inputs are 0.

Question 36

How XNOR gate works?

Answer 36

Is a gate that its input is the output of an XOR gate. It reverse the output of an XOR gate. If the inputs are differents, outputs 0.

Question 37

What is Enable?

Answer 37

Something that is turned on and active.

Question 38

What is an Enable Wire?

Answer 38

A wire that causes something to turn on. Each memory location have its own enable wire. The CPU uses them to control the operation of the memory locations in the computer. The CPU turns the enable wire on by applying electricity and tells the memory location to send the information it has stored in it.

Question 39

What is a "Set" Wire?

Answer 39

A wire the CPU uses to store information in a specific memory location. The CPU turns the set wire for that memory location on and then send the information to be sotred.

Question 40

What is MAR?

Answer 40

Memory Address Register. The par tof the CPU that hold the addresses for where various data can be found in a computer.

Question 41

The computer looks at the MAR to find out:...

Answer 41

Addresses to locations where the computet can read from and write to.

Question 42

What is the motherboard?

Answer 42

The board that connects all other pieces in a computer.

Question 43

What is a socket?

Answer 43

1. A place where two internal parts of a computer connect. Ex: The CPU connects to a socket in the motherboard. 2. A connector used to connect your computer to other computers and devices. Ex: DVI socket. (port1) 3. Non-physical virtual connector beetwen computers in a network. (port 2).

Question 44

What is a Gate?

Answer 44

A tiny electronic part in a computer that is used to manipulate its electricity, so certain "true/false" logic is applied.