SSS3 Data Processing Scheme of Work

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About SSS3 Data Processing Scheme of Work

In SSS3, Data Processing covers a lot of stuff: how to collect data, how to show it in tables and graphs, how to analyze it using math, and how to use computer programs to manage it. Basically, it’s about taking messy data and turning it into something useful, like figuring out trends or making predictions. These skills aren’t just for passing exams—they’re essential for careers in economics, social sciences, and business.

For WASSCE, being good at Data Processing is a big deal. The exam asks questions that test your ability to analyze data, find patterns, and make smart conclusions. In today’s world, where decisions are often based on data, knowing Data Processing can open doors to lots of careers. Whether it’s in finance, healthcare, or market research, jobs everywhere need people who can handle data well. Being skilled in Data Processing doesn’t just mean passing the WASSCE exam—it means being ready for a future where understanding and using data is key to success.

Studying data processing using the Lagos State Unified Scheme of Work is crucial as it equips students and educators with essential skills in data collection, analysis, and interpretation. These skills are vital for academic excellence, practical application in daily life, and preparation for future careers in data-driven fields.

Assessment Guide

For Data processing in Senior Secondary School 3 (SSS3), Students are assessed through practical tasks such as coding exercises and database management projects. Theoretical assessments often involve written exams covering topics like data types, algorithms, and software applications. 

The WASSCE exams include multiple-choice questions, short-answer questions, and essays to gauge understanding of data handling and processing concepts. Overall, the assessments in Data Processing aim to test both practical skills in using software tools and theoretical knowledge of data management principles.

SSS3 First Term Scheme of Work for Data Processing

 Data Processing Scheme of Work for Senior Secondary Schools 3(SSS3)
 ClassS.S.S 3
 SubjectData Processing
 TermFirst Term
1Indexes I(1) Define indexes. (2) Types of indexes. (3) Dense versus sparse. (4) Clustered versus Unclustered indexes.
2Indexes II(1) Primary indexes. (2) Secondary indexes. (3) Indexes using composite search keys.
3Database security I(1) Introduction to database security.
(2) Definition of database security.
(3) Access control
(4) Importance of data security.
4Database security II(1) Role of the database administrator in security. (2) Define Encryption.
5Crash Recovery I(1) Introduction to Aries (Analysis redo and undo). (2) Other recovery related data structure.
6Crash Recovery II(1) The write ahead log protocol. (2) Check pointing. (3) Media recovery.
7Parallel and Distributed Database I(1) Architecture for parallel databases
(2) Introduction to distributed databases.
(3) Explain parallel and distributed databases.
(4) Importance of parallel DBMS
8Parallel and Distributed Database II(1) Distributed database management system architecture
(2) Storing data in a distributed database management system
(3) Importance of distributed database.
9&10Practical(1) Prepare table in indexes
(2) Use a database to prepare
-Relational database
-Hierarchical database
-Flat file database structures, for students.


SSS3 Second Term Scheme of Work for Data Processing

 TermSecond Term
1Networking I(1) Definition of networking (Internet and Internet).
(2) Types of networking
– Ethernet
-Token ring
(3) Network topology
– star
2Networking II(1) Network device -Hub, Modems, switches, router, network interface card (NIC).
(2) Benefits of networking.
3Computer Virus I(1) Meaning of computer virus.
(2) Types of virus.
(3) Examples of viruses
-Trojan horse
-Sleeper etc.
4Computer Virus II(1) Sources of virus
-infected disks
-Internet downloads
-illegal duplication of software etc.
(2) Virus warning signs
-Incomplete saving of files
-Tiny dots
-Strange characters on the screen etc.
(3) Virus detection/prevention
-use of antivirus e.g. Norton MacAfee scan etc.
5Maintenance of computer I(1) Details of hardware maintenance.
(2) Details of software maintenance
6Career options in data processing(1) Professional in computer
(2) Functions of computer professionals
(3) Qualities of a good professional
(4) Computer profession bodies and functions.
9WASSCE Examination 


Recommended Data Processing Textbooks for Senior Secondary School 3

The recommended  Data Processing textbooks for SSS3 include but are not limited to the following:

  • Data Processing for Senior Secondary Schools Book 3 by Wole Olatokun, Adegoke Olatunde, Stanley Emeka & Bala Ibrahim  – HEBN Publishers Plc

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