6.0. Cut, Copy and Paste
These options enable computer users to duplicate or move text from one location to another within the same
application or even to a different application.
Copy command is used when we wish to duplicate data.
Cut command enables us
Here they can be classified into two:a) Special Purpose Computers
As suggested by the name, are computers designed for a particular work or job only, to solve problem of a
restricted nature. Examples are computers designed for air traffic contr
8.0. WINDOW EXPLORER
This is a file manager & is one of the accessories to windows OS Used for the following operations:i)
To view all the contents of a computer
ii) To understand the hierarchical arrangements of folders i.e. expanded and collapsed folder
It is a collection of information that is related to particular subjects.
It is an organized collection of data. It is considered organized because the data is stored in
categories that are accessible in a logical or practical manner.
A chart with a modified structure showing a combination of styles
Format an Organization
first page of document text and then
repeat step 4.
Click the page where you want the
watermark to appear.
On the Page Layout tab, in the Page
Background group, click Watermark and
select the watermark that you want.
From file menu, clic
Factors to consider when choosing a CD-ROM
Speed Its also called the data transfer rate. The speed of the CD-ROM determines how fast a disc
spins. With faster speeds, a disk can transfer information to the computer more quickly, which results
in better pe
CELL DATA TYPES
There are four basic types of data used in spread sheet
Any text or alphanumeric characters entered in cell are viewed as labels by spreadsheets
Program .Sometimes numbers can be forma
Note: When you want to include the data again in the chart, click Include Row/Column.
INSERTING CLIP ART PICTURES IN A PRESENTATION
When you incorporate the appropriate Clip Art image, your presentation will look much better, and also easy to
Printers are the main output devices used to produce paper copies (hard-copies) of the information on
the screen. You can buy a printer that produces black-and-white or color images.
The following characteristics are used to classify printer
By using the rehearsal feature, where you can record timings automatically as you rehearse.
You can also adjust the timings youve already set and then rehearse the new ones.
Setting Slide Show timings manually:
1. In Slide view or Slide Sorter view, selec
1. Click on Next.
2. Depending on whether the destination computer has PowerPoint Viewer installed or not, selects the relevant option
and click on Next.
3. Click on Finish.
4. Click on OK.
The presentation is now packed and be used on a different compute
b) Min: Returns the minimum value from the field column.
c) Max: Returns the maximum value from the field column.
d) Count: Returns the number of items field column.
e) Average: Calculate the mean of all numeric data items in the field columns
v) Set crit
Margin is blank space around the edges of the page only text and objects inside the margins are printable.
To set up margins:
1. Click the file menu-2003 or Pg Layout 2007 margin then page set up. page set up dialog box appears
2. Click the margins tab
Spreadsheet has three components:
2. Data base.
It is the component in which data values are entered and is made up of rows and columns. The
intersection between a row and a column is called a cell. A row is a horizon
Setting a Screen Saver.
You set a screen saver when you want to:
Protect your screen from destruction caused by leaving it on for too long.
Keep information away from prying eyes.
Broadcast through picture presentation etc
Selecting Items in Datasheet.
Entering data into the datasheet, you can:
Type your own data into the datasheet. The data entered in the datasheet is plotted on your chart at the same time.
Copy and Paste a specified range of data or a worksheet.
ii) Point of Sale (POS) Terminals
Used in retail or wholesale organizations e.g.
supermarkets to serve customers. Also known as Bar
iii) Plastic Cards:
Used as a means of identification especially by banks
(as credit or debit cards) and po
To Group Objects.
Select the objects you want to group. To do this, click on each of the objects while holding down the Shift key.
On the AutoShapes toolbar, click on the Draw button.
Choose the option Group.
4. With the cursor inside the sele
1. Double click cell E1O. The text cursor forms in the cell and now type characters inside the cell.
Also the status bar will now read Enter, which means that ms excel hasaccepted you to enter a
value in the cell.
2. Click the down arrow on the vertical s
1. Erasable Programmable Read Only Memory (EPROM)
This is a special type of PROM that can be erased by exposing it to ultraviolet light. Once it is erased,
it can be reprogrammed. An EEPROM is similar to a PROM, but requires only electricity to be
Microsoft PowerPoint is a graphics presentation software package used for designing presentations quickly. It is
one of an integrated software to Ms Office Suite e.g. Ms Word, Excel etc.
Presentations can be used in certain situations to convey informatio
How Much Disk Space?
A small or medium web site will need between
10 and 100MB of disk space.
If you look at the size of HTML pages, you
will see that the average size is very small. But
if you look at the size of the images used inside
these pages, you w
The first electronic computers were produced in the 1940s.Since then, radical changes in electronics have
occurred. With each major break through, the computers based upon the older form of electronics have
been replaced with the ne
Scroll arrows are the arrows at the end of the scroll bars that the user clicks instead of dragging the
Using scroll bars or arrows is equivalent to using the arrow key on the keyboard or using optical mouse
with scroll button.
CREATING A D
WAN - Wide Area Network
As word Wide implies, WAN, wide area network cover large distance for communication between computers.
The Internet it self is the biggest example of Wide area network, WAN, which is covering the entire earth. WAN is
i.) Highlight the cells
ii.) Click cell cells command
iii.) Select font tab
iv.) Select font type i.e. time new Romans click Ok
Highlight the cells click format cell command
Select cell command
Select the number tab you can
Point to programs
Select Microsoft Excel from the programs menu.
This procedure may vary slightly depending on the version of excel you are using or the computers
hardware and software configuration windows environment allows a person to place sh
INTERNET CONNECTION REQUIREMENTS.
These are things like Telephone lines& Exchange transmission, stations, Satellite
wireless telecommunication such as mobile phones, PDAs and Notebooks. Global
system for mobile (GSM) prov
Every system in internet support some sort of mail services, meaning that you can send and receive email. Internet mail address have two parts separated by @ sign e.g. [email protected]
The part before the @ is the mail box address or ID, which is yo