Lesson Note on Communications: NIPOST, NITEL, Satellite and GSM Services for SS 2

Class: Senior Secondary School 2 (SS2 / SSS2)
Term: 1st Term
Week: 2
Age: 16 years
Duration: 45 minutes
Subject: Commerce
Curriculum Theme: Business Services
Previous Lesson: Communications: Meaning, Development and Traditional Means.
Topic: COMMUNICATIONS
Subject Matter: NIPOST (meaning, functions), NITEL (meaning, functions), satellite (meaning, Nigerian SAT1 and SAT2, GSM, voice mail, pictures)

Specific Objectives

By the end of the lesson, pupils should be able to:

Cognitive Domain:

• Define NIPOST and NITEL.
• List the functions of NIPOST and NITEL.
• Explain the concept of satellite communication, including Nigerian SAT1 and SAT2.
• Describe GSM services, voicemail, and picture messaging.

Affective Domain:

• Appreciate the importance of various communication services for business and personal use.
• Value the advancements in communication technology.

Psychomotor Domain:

• Identify different communication methods and their uses.
• Distinguish between traditional postal services and modern telecommunication.

Social Domain:

• Discuss the impact of communication technologies on socio-economic development in Nigeria.

Reference Materials

The following resources were used in planning this lesson:

• Senior Secondary Schools Education Curriculum
• State Unified Scheme of Work
• Egbe, E.N. (2018). Comprehensive Commerce for Senior Secondary Schools 2. Aflame Books.

Instructional Materials

The teacher will teach this lesson with the aid of:

• Pictures of communication devices (e.g., post office, telephone, satellite dish, mobile phone)
• Charts showing communication processes
• Posters illustrating NIPOST and NITEL services

Rationale for the Lesson

This lesson helps pupils understand the different communication services available in Nigeria and their importance. It enables them to recognize how various communication technologies facilitate business operations and daily interactions, preparing them for future economic activities.

Prerequisite/Previous Knowledge

Pupils should have a basic understanding of what communication is and its general importance in society.

Lesson Content/Board Summary

COMMUNICATIONS

Introduction to Communication Services

Communication refers to the process of sending and receiving information between two or more parties. Effective communication is essential for individuals, businesses, and governments to operate efficiently.

Nigerian Postal Service (NIPOST)

NIPOST is a government-owned corporation responsible for providing postal services in Nigeria. It handles the delivery of letters, parcels, and other mail items.

The following are the functions of NIPOST:

• Mail delivery (letters, postcards, parcels)
• Issuance of postage stamps
• Registered mail services
• Express mail services (EMS)
• Money order and postal order services
• Philatelic services (collection of stamps)
• Agency services (e.g., payment of utility bills)

Nigerian Telecommunications Limited (NITEL)

NITEL was formerly the primary telecommunications service provider in Nigeria, responsible for fixed-line telephone services, telex, and data transmission. Although its operations have significantly reduced, its historical role in telecommunications development is important.

The following are the functions of NITEL (historical):

• Provision of fixed-line telephone services
• Installation and maintenance of telephone lines
• Provision of telex and telegraph services
• Data transmission services
• Interconnectivity services for other network operators

Satellite Communication

A satellite is an artificial object placed into orbit around the Earth to relay information. Satellite communication allows for long-distance transmission of signals for television, radio, internet, and telephone services.

Nigerian Satellites (NIGCOMSAT-1 and NIGCOMSAT-1R):

• NIGCOMSAT-1: Launched in 2007, it was Nigeria’s first communication satellite. It provided services like telecommunications, internet, broadcasting, and navigation.
• NIGCOMSAT-1R: Launched in 2011 to replace NIGCOMSAT-1, it continues to provide similar communication services across Africa, parts of Europe, and Asia.

Uses of Satellite Communication:

• Television and radio broadcasting
• Internet connectivity, especially in remote areas
• Mobile phone communication (satellite phones)
• Weather forecasting
• Navigation systems (GPS)

Global System for Mobile Communication (GSM)

GSM is a global standard for digital cellular communication. It enables mobile phones to connect to networks and make calls, send messages, and access data services.

GSM Services:

• Voice Calls: The primary function, allowing users to speak to each other over long distances.
• Short Message Service (SMS): Text messaging for sending short written messages.
• Voicemail: A service that allows callers to leave voice messages when the recipient is unavailable or their phone is switched off. The recipient can retrieve these messages later.
• Picture Messaging (MMS – Multimedia Messaging Service): Allows users to send and receive messages that include images, audio, and video clips, in addition to text.
• Internet Access: Provides mobile data for browsing the internet, using apps, and email.

Teaching Methods/Instructional Techniques

Discussion, Lecture, Demonstration, Question and Answer, Visual Aids

Instructional Procedures

Step 1: Introduction

Time: 5 minutes
Teaching Skill: Set Induction
Teacher’s Activity: The teacher greets the pupils and introduces the topic by asking them about different ways people send messages or talk to each other. The teacher relates their responses to the importance of communication in daily life and business.
Pupils’ Activity: Pupils respond by mentioning various communication methods like letters, phone calls, and internet. They listen attentively to the introduction.
Learning Point: Pupils recall prior knowledge about communication and understand the relevance of the lesson.

Step 2: Nigerian Postal Service (NIPOST)

Time: 10 minutes
Teaching Skill: Explanation/Demonstration
Teacher’s Activity: The teacher explains the meaning of NIPOST and describes its role as Nigeria’s postal service. The teacher then lists and explains the various functions of NIPOST, using charts or pictures of post office services.
Pupils’ Activity: Pupils listen, take notes, and ask questions for clarification regarding NIPOST’s services.
Learning Point: Pupils understand what NIPOST is and its functions in facilitating mail and other related services.

Step 3: Nigerian Telecommunications Limited (NITEL)

Time: 8 minutes
Teaching Skill: Explanation/Discussion
Teacher’s Activity: The teacher explains the historical role and meaning of NITEL in Nigeria’s telecommunications sector. The teacher discusses the traditional functions NITEL performed, such as fixed-line telephone services.
Pupils’ Activity: Pupils listen and note down the key information about NITEL and its past functions.
Learning Point: Pupils learn about NITEL’s contribution to telecommunications in Nigeria.

Step 4: Satellite Communication

Time: 10 minutes
Teaching Skill: Explanation/Illustration
Teacher’s Activity: The teacher defines what a satellite is and explains how satellite communication works. The teacher specifically mentions Nigerian satellites (NIGCOMSAT-1 and NIGCOMSAT-1R) and their uses in broadcasting, internet, and other communication areas, showing relevant pictures.
Pupils’ Activity: Pupils listen, observe the pictures, and ask questions about how satellites transmit information.
Learning Point: Pupils grasp the concept of satellite communication and its applications, including Nigeria’s involvement.

Step 5: Global System for Mobile Communication (GSM)

Time: 5 minutes
Teaching Skill: Explanation/Examples
Teacher’s Activity: The teacher explains what GSM stands for and describes how it revolutionized mobile communication. The teacher explains specific GSM services such as voicemail and picture messaging, giving practical examples.
Pupils’ Activity: Pupils listen and contribute by sharing their experiences with GSM services.
Learning Point: Pupils understand GSM and its common features like voicemail and picture messaging.

Step 6: Discussion and Question & Answer

Time: 5 minutes
Teaching Skill: Facilitation/Questioning
Teacher’s Activity: The teacher opens the floor for pupils to ask questions about satellite, computer, and GSM services. The teacher clarifies any misconceptions and encourages a brief discussion on the importance of these technologies.
Pupils’ Activity: Pupils ask questions and participate in the discussion, seeking to deepen their understanding.
Learning Point: Pupils have their questions answered and reinforce their understanding of the lesson content.

Step 7: Evaluation/Review

Time: 5 minutes
Teaching Skill: Questioning/Assessment
Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

1. Define NIPOST and state three of its functions.
2. What does NITEL stand for, and mention two of its historical functions?
3. Explain what a communication satellite is.
4. List two uses of Nigerian communication satellites (NIGCOMSAT-1R).
5. Describe voicemail and picture messaging as GSM services.

Pupils’ Activity: Pupils answer orally and in writing.
Learning Point: Pupils demonstrate understanding of the lesson.

Step 8: Conclusion

Time: 2 minutes
Teaching Skill: Summarization
Teacher’s Activity: The teacher summarizes the key points of the lesson, emphasizing the importance of NIPOST, NITEL, satellite, and GSM in modern communication and business. The teacher then assigns homework, asking pupils to research other forms of communication services available in Nigeria.
Pupils’ Activity: Pupils listen to the summary and copy down the homework assignment.
Learning Point: Pupils consolidate their learning and are prepared for further exploration of the topic.

Lesson Keywords

• NIPOST – Nigerian Postal Service, responsible for mail delivery.
• NITEL – Nigerian Telecommunications Limited, a former primary telecommunications provider.
• Satellite – An artificial object in orbit used for communication.
• GSM – Global System for Mobile Communication, a standard for mobile phone services.
• Voicemail – A service allowing callers to leave voice messages.
• Picture Messaging – Sending messages that include images, audio, or video.

Differentiation

The teacher will provide additional support to struggling pupils by simplifying explanations and offering more visual aids. Advanced pupils will be encouraged to research current trends in communication technology and present their findings.

Note for teachers using this lesson plan

Teachers should ensure they have clear pictures or diagrams of postal services, old telephone sets, satellite dishes, and modern mobile phones to enhance understanding. Encourage pupils to relate the services to their daily lives. Emphasize the historical context of NITEL while focusing on the contemporary relevance of satellite and GSM.