Revision

Question 1

Define software

Answer 1

Refers to the instructions that tell a computer what to do

Question 2

Software vendor

Answer 2

Is a commercial organization that acquired or develops a software and sells it to end user

Question 3

Operating systems

Answer 3

Is a computer system that supports the basic functions of a computer

Question 4

System Utility

Answer 4

Is a software that controls a computer and develops and runs applications.

Question 5

Differences between general and special purpose computer

Answer 5

General purpose computer is designed to perform multiple tasks.
Special purpose is designed to perform a single task.

Question 6

CTRL + L

Answer 6

Aligns highlighted text to the left of the screen.

Question 7

CTRL + R

Answer 7

Aligns text to right of the screen

Question 8

CTRL+ E

Answer 8

Aligns text to the center of the screen.

Question 9

CTRL + B

Answer 9

Bolds the highlighted text.

Question 10

CTRL+F

Answer 10

Opens find box

Question 11

CTRL + K

Answer 11

Inserts hyperlink

Question 12

SHIFT+ Alt+T

Answer 12

Insert trademark

Question 13

CTRL + J

Answer 13

Aligns text to justify screen

Question 14

CTRL + M

Answer 14

Idents paragraph

Question 15

CTRL + N

Answer 15

Opens new window

Question 16

CTRL + U

Answer 16

Underline highlighted text

Question 17

CTRL+O

Answer 17

Opens dialog box

Question 18

CTRL + D

Answer 18

Open font preferences window

Question 19

CTRL + W

Answer 19

Close window

Question 20

CTRL + Y

CTRL +Z

Answer 20

Redo

Undo

Question 21

CTRL + shift+ D

Answer 21

Double underline highlighted text

Question 22

CTRL + ]

Answer 22

Increase selected font

Question 23

CTRL+Shift+

Answer 23

Decrease selected font

Question 24

CTRL+ left arrow

Control + right arrow

Answer 24

Moves one word to the left

Moves one word to the right

Question 25

CTRL + home | CTRL + end

Answer 25

Goes to the beginning of the document | Goes to the end of the document

Question 26

F1 | F7

Answer 26

Open help Spellcheck

Question 27

Generations of comps 1st generation: year? Explain? Disadvantages of 1st gen computers

Answer 27

1940-1956 Vacuum tubes used as circuitry and magnetic drums used as memory. - - Enormous - Used machine language which is the lowest programming language understood by a computer. Disadvantages:They took up a lot of space. - They generated a lot of heat which lead to malfunctions - They could only do one task at a time. - They were expensive to operate

Question 28

2nd gen | Year and xplain

Answer 28

1956-1963 Vacuum tubes were replaced by transistors. Transistors allowed computers to be faster and smaller. The machine language was replaced by assembly languages which allowed programmer to specify instructions in words.

Question 29

3rd gen- year | Xplain

Answer 29

1964-1971 IC- integrational circuits were the hallmark of the 3rd gen Transistors were miniaturized and placed on silicone chips called semi-conductors For the first time mass audience could own a computer since it was cheaper and smaller.

Question 30

4th gen | Year? Xplain

Answer 30

1971-present Micro-processors were introduced as a thousand ICs were placed on a single chip. The Intel 4004 was developed and placed all the components of a computer on a one chip. Microprocessors became more popular and people could own smaller computers. As small computers became more powerful, it led to the development of internet.

Question 31

Fifth gen | Year? Xplain?

Answer 31

Present- beyond The computer devices are to use artificial intelligence and r still in development yet although some have been developed such as speech recognition and so on.

Question 32

Paragraph formatting features

Answer 32

``` Alignment Idents Line spacing Shading Borders ```

Question 33

Functions of an operating system

Answer 33

- Memory management - Device management - File management - Processor management - Controls system performance - Security

Question 34

Data types in MS word

Answer 34

- Short text (text) - Long text (memo) - hyperlink - Number - Large number - Attachment - Auto number - Date/Time