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DATA PROCESSING SS3 Scheme of Work.
This scheme contains weeks, topics, units as well as teacher and learners activities to help teachers in preparation of lessons.

DATA PROCESSING SS 3 FIRST TERM

1 Indexes

  • index architecture
  • types of indexes
  • primary and secondary indexes
  • indexes using composite search keys.

Teacher/Learners Activities

  • Defines indexes
  • explains index’ architecture clustered and non-clustered
  • lists and explains types of indexes e.g. pritmap, dense etc with their differences.
  • explains how data entries are organized in order to support efficient retrieval of data
  • explains features of primary and secondary indexes
  • Students to listen and participate actively in the lesson.

Instructional Resources: Computer sets, library card.

2 Data Base Security

  • -introduction to DB security
  • -access control
  • -methods of access control

Teacher/Learners Activities

  • leads the students to define data security
  • leads the students to define access control.
  • lost and explains various ways of ensuring access control e.g. password security, authentication etc.
  • students should listen and participate actively

Instructional Resources: Computer sets, library cards.

3 Data Base Security

  • role of the database administrator in security
  • encryption

Teacher/Learners Activities

  • State and explain the roles of database administrator in ensuring security e.g insuring password
  • leads the students to define encryption and decryption
  • state basic types of encryption (symmetric and public key encryption)
  • students takes note on teachers explanation.

Instructional Resources: It can be the internet.

4 Crash Recovery

  • Introduction to arise
  • Other recovery Related data structure
  • Write ahead log protocol

Teacher/Learners Activities

  • Leads the student to define Crash recovery
  • Explains the functions
  • Uncle pass
  • Explain arias notations E.g. log Seguin number(lsn)
  • Page L.S.N prevlsn etc
  • Explains other recovery Related structures such as data base back up and redo logs
  • Defines write ahead Protocol
  • Students to listen and participate in class activities.

Instructional Resources: charts
5 Parallel and Distributed Database

  • architecture for parallel database
  • introduction to distributed database

Teacher/Learners Activities

  • Defines the terms, allel and distributed databases
  • Explains the architecture for parallel database (systems in parallel shared memory, shared dish etc.
  • Students to listen and participate actively

Instructional resources: chart
6 Parallel and Distributed Databases

  • Distributed DBMS architecture
  • Storing data in a distributed DBMS

Teacher/Learners Activities

  • States the importance of distributed and parallel DBMS architecture
  • List distributed DBMS architecture e.g storage devices multiple computers etc
  • Students to listen and participate actively

instructional resources: chart
7 Networking

  • Meaning of networking

Teacher/Learners Activities

  • Leads the students to define a computer network, internet and intranet
  • Lists and explains terminologies network modes, topology

8 Networking

  • Networking topologies

Teacher/Learners Activities

  • Leads the students to define network topology
  • shows illustrations of the different types of topology e.g. bus, starring, mesh, tree, line etc
  • students should show these topologies using printed components in groups.

Instructional resources: pictures of computer in a network.
9 Networking

  • Types of networking

Teacher/Learners Activities

  • Lists and explain the different types of networks – LAN, WLAN, WAN, MAN, SAN, CAN, PAN, and DAN with examples students should listen and make notes

Instructional resources: pictures of computers in a network
10 Computer Virus

  • Meaning of computer virus
  • Examples of virus
  • Sources
  • Virus warning syns
  • Virus detection and prevention

Teacher/Learners Activities

  • Leads the students to define computer virus
  • Give examples of virus (Trojan)
  • state how they are contacted (internet programs, infected flash etc)
  • leads the students to identify warning signs of computer virus
  • guide the students to identify anti virus software (AVAS, AVG, MIFEC etc.

Instructional resources: pictures of anti virus packages computer system with anti – virus software installed .

11 Maintenance of Computer II

  • Details of Hardware maintenance

Teacher/Learners Activities

  • Explains the process of maintaining computer hardware in detail students to copy board summary in the note books.

Instructional resources: computers scraps in the lab.
12 Maintenance of computer II

  • -details of software maintenance

Teacher/Learners Activities

  • guides students on the procedure for software maintenance in details
  • students should be allowed to format system and install softwares .

Instructional resources: software and hardware computers
13 REVISION
14 EXAMINATION

DATA PROCESSING SS 3 SECOND TERM

1 Career Option data processing

  • professions in computer

Teacher/Learners Activities

  • lead students to some computer profession e.g: application analyst, Business analyst, Data Base administrator, Certified Software Manager etc.
  • identify computer professions functions.

Instruction Resource: Charts
2 Career Options in Data Processing

  • . qualities of a good professional.

Teacher/Learners Activities

  • Leads them to identify the the qualities of a good professional e.g. responsive knowledgeable, trustworthiness etc.

3 career options in IT data processing
Teacher/Learners Activities

  • Enumerates professional computer bodies in Nigerian e.g. computer professionals of Nigeria, Nigeria Information Technology Development Agency, Nigeria Internet Registration Association etc

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