Lesson Notes By Weeks and Term - Senior Secondary School 1

CLASS: SSS 1

SUBJECT: DATA PROCESSING

TERM: 2^ND TERM

WEEK SEVEN                                                                                   DATE: ………………

TOPIC: SAFETY MEASURES

The computer lab is a place where students learn practical uses of a computer, such as programming, how to use a spreadsheet program etc. There are safety rules that need to be applied in a computer lab that protect students and the computers themselves.

Protecting a computer consists of the following:

• Unwanted programs from installation.
• Unauthorized users from spying on private data and accidental visits to dangerous networks that contain viruses and spyware.

In a nutshell, safety measures of computer are about keeping computers from things that can render it useless.

SAFETY MEASURES FOR COMPUTER USERS

Due to ever increasing usage of computers, it is important for computer users to protect themselves against any hazard.

The following are safety measures that will safeguard the computer users:

1. Blink your eyebrows to reduce dryness.
2. The top of your eyebrows should be leveled with the top of the screen.
3. Adjust the chair setting to adapt your body for the proper height and lumbar support.
4. Shake your hands periodically when typing for a long periods of time.
5. Reduce the need to reach for items by moving frequently used things such as telephones and files closer.
6. Take frequent short breaks when performing repetitive tasks.

EVALUATION

1. Define safety measures.
2. State any four safety measures for computer users.

SAFETY RULES IN THE COMPUTER LABORATORY

1. Surge Protectors: A surge protector is used to protect computer from electrical surges that can damage components and destroy important information.
2. Static Mat: Place every laboratory computer on static mat.
3. Moving Equipment: When moving components within the lab, be sure to look out for cables on the floor to avoid tripping.
4. Liquids: Keep all liquids Away from computers and electrical equipment in the lab.
5. Personal Information: A computer laboratory is not the place for students to enter their personal information on websites.

GENERAL EVALUATION

1. What are computer safety measures?
2. Why safety measures for computers (why is it important)?
3. Mention five ways to protect computer users.
4. List and explain four safety rules in the computer laboratory.

READING ASSIGNMENT

Hiit @ Schools, Data Processing for Senior Secondary Education, pgs 52 - 53.

WEEKEND ASSIGNMENT

1. ………. is a place where students learn practical uses of a computer. A. Biology lab   B. Chemistry lab   C.   Computer lab   D.   Computer village
2. Safety measures are needed to protect computer against ……… A.   Professionalism   B.   Expertise   C. Hazard   D. All of the above
3. Our computers need to be protected against …… A. Antivirus B. Virus C. Computer Efficiency   D.   All of the above
4. Students need to look for cables in the computer lab to avoid ……..   A.   Connection B. Tripping C. Electrocution   D. All of the above
5. Spilling liquids on computer can cause ……….     A. Effectiveness   B.   Dust – free   C.   Electrical fire   D. Tripping

THEORY

1. State four safety measures for computer users.
2. List five safety rules in the computer lab.