Give three advantages of using a computer. Give two disadvantages of computers. Give at least 3 examples of input and output devices. Define the following words: Computer Hardware Software...

1. Describe the parameters one should take into account while designing effective
power-point presentation in open office impress?
Ans: The parameters one should take into account while designing effective power-point
presentation in open office impress are:
a. Planning the presentation includes planning and concluding the basis of
presentation.
b. To make the presentation more effective many effects can be added such as;
 Layout: choose the layout that you want, use it as it is or modify it to your
own requirements. Selecting best layout will enhance the presentation.
 Table Design: You can further modify the appearance of a table with the
selections to show or hide specific rows and columns, or to apply a banded
appearance to the rows and columns.
 Custom Animation: Animation can be added to selected elements of a
slide, and it can also be changed or removed.
 Slide Transition: You can select the transition speed (slow, medium, fast).
You can also choose between an automatic or manual transition, and how
long you want the selected slide to be shown.
 Modifying the appearance of slides can be done by styling the slides using
more enhanced templates and tools.
2. Define features of libre/open office calc.
Ans: Libre-Office Calc is the spreadsheet component of the Libre-Office software
package. It can boost data caching performance especially when referencing large
data ranges.
Calc is capable of opening and saving most spreadsheets in Microsoft Excel file
format. Calc is also capable of saving spreadsheets as PDF files.
Calc is available for a variety of platforms, including Linux, OS X, Microsoft
Windows, and FreeBSD. It is available under the GNU Lesser General Public
License, Calc is free and open source software.
Capabilities of Calc include:
- Ability to read/write Open Document (ODF), Excel (XLS), CSV and several
other formats.
- Support for a large number of functions, including those for imaginary numbers,
as well as financial and statistical functions.
- Supports 1 million rows in a spreadsheet, making Libre-Office spreadsheets
more suitable for heavier scientific or financial spreadsheets. However, the
number of columns is restricted to at most 1024, much lower than Excel's limit
of 16384.
https://en.wikipedia.org/wiki/Spreadsheet
https://en.wikipedia.org/wiki/LibreOffice
https://en.wikipedia.org/wiki/PDF
https://en.wikipedia.org/wiki/Linux
https://en.wikipedia.org/wiki/OS_X
https://en.wikipedia.org/wiki/Microsoft_Windows
https://en.wikipedia.org/wiki/Microsoft_Windows
https://en.wikipedia.org/wiki/FreeBSD
https://en.wikipedia.org/wiki/GNU_Lesser_General_Public_License
https://en.wikipedia.org/wiki/GNU_Lesser_General_Public_License
https://en.wikipedia.org/wiki/Free_and_open_source
3. Write note on libre office components.
Ans: The Libre Office suite comprises programs for word processing, the creation and
editing of spreadsheets, slideshows, diagrams and drawings, working
with databases, and composing mathematical formulae.
It Included applications
Module Notes
Writer
A word processor with similar functionality and
file support to Microsoft Word or WordPerfect.
It has extensive WYSIWYG word processing
capabilities, but can also be used as a basic text
editor.
Calc
A spreadsheet program, similar to Microsoft
Excel or Lotus 1-2-3. It has a number of unique
features, including a system which automatically
defines series of graphs, based on information
available to the user.
Impress
A presentation program resembling...