SUMMARY
In this section you have studied a brief introduction of computers, the history, and familiarization with its basic features including the technical description, the advantages and the differences between the two network operating systems: Windows and Linux/Unix. Last but not the least you would have understood the concepts better by undergoing through the interesting exercises
ANSWERS TO CHECK YOUR PROGRESS
Check Your Progress 1
1. a) F 1
b) CTRL+Y
c) CTRL+S
d) CTRL+B
e) Shift +F3
2. Try it yourself
3. Over the past few years the growth of the computer industry has been quiet
remarkable and today it is the fastest growing industry in our economy.
Nowadays, many schools are equipped with computers for educating their
students. Thereby making computers an integral part of education system.
Teachers and professors use computers for teaching, giving presentations,
assessing various data banks, maintaining database of students, communication in
the form of e mails or chat, browsing the Internet and Preparing students to have a
competitive edge in the global job market. Computers have revolutionized the
learning for students in a big way. They can watch various films on wild life,
history, geography, science and encyclopedias with loud sound and excellent
picture quality and commentaries on Compact Discs or DVD‘s.
Check Your Progress 2
1. Refer Sec 1.3.2
2. Try it yourself
Check Your Progress 3
1. The computer has a clock located on the right side of the task bar.
You can also check and modify the properties of the clock with the dialog box
that appears next. It appears as you double-click on the clock on the task bar.
1) Double-click on the clock on the task bar to open the dialog box.
2) To change the month, place the pointer on the month box and click
with the mouse on the arrow to the right. A list with the months will
be displayed. Select the appropriate month.
3) To change the year, place the pointer on the year box and with the
arrows you can change the year.
4) To change the days select it on the calendar that appears.
5) Click Apply and OK
To change the Time do the following:
1) Place the pointer on the clock.
2) To change the time select the time digits with the arrows to the right
and adjust to the necessary time.
3) This same process must be done with the minutes and seconds
4. Try it yourself Operating System
5. Click on the Start button and choose Control Panel Click on Add or Remove
Programs option, a window will display with the three basic options shown on
the left side of the picture as it appears below. Then click on Change or
Remove Programs.
6. Click on the Start button and choose Search button and type Calculator
/notepad / paint. It will open the respective application.
Check Your Progress 4
1. Refer to the section 1.4.1
2. Try it your self
Check Your Progress
5
Try exercise 1-8 yourself
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