Elementary Data Processing
- Sciences
- 200 level
- 2 credit units
- 127 pages
- 16 units
This course introduces the fundamental concepts of data processing, covering essential computer system components, data processing personnel, file access, and organization techniques. It explores tools for developing data processing applications, providing an overview of Visual Basic Language and Structured Query Language (SQL). Students will learn to write simple programs and queries for solving real-life problems. The course aims to equip learners with the knowledge and skills to manage and implement data processing systems effectively.
About this course
- Difficulty
- Intermediate
- Study hours
- 120 hours
- Maths
- Basic
- Content
- Theoretical, practical, problem solving
- Practical work
- Yes
- Basic computer literacy
- Familiarity with operating systems
- Assignments
- Tutor marked assessments
- Final examination
What you'll read
The real module and unit structure of CIT213, taken from the course material NOUN publishes.
One paragraph, so you can see how it reads
CIT213 · UNIT 1: INTRODUCTION AND SCOPE OF DATA PROCESSING
The word data refers to raw facts about and object. Data is meaningless until it is subjected to manual or electronic processing by a computer to produce information used for decision making. Computers are used to process data because of their speed, reliability, and other functionalities they offer. Their sizes, types can distinguish computers and generation.
What you should be able to do
- Explain data processing concepts and systems
- Describe data processing techniques
- Identify and describe essential hardware components of a computer system
- Describe software used for data processing
- Explain file access and organization techniques
What it prepares you for
- Data Entry Operator
- Database Administrator
- System Analyst
- Software Developer
- IT Support Specialist
- Banking
- Healthcare
- Education
- Government
- Retail
- Visual Basic
- SQL Server
- MS Access
Where it gets hard
The units students slow down on, and what makes each one heavy.
- Module 3:
Unit 3: Tools for Creating Data Processing Application
Understanding the concepts of abstraction, encapsulation, inheritance, and polymorphism requires a solid grasp of object-oriented principles.
- Module 4:
Unit 4: Structured Query Language (SQL)
Requires understanding of relational algebra and database design principles to construct efficient and accurate queries.
A suggested way through it
13 weeks, about 21 hours in total. Yours will differ.
- Week 1Module 1:
Unit 1: Introduction and Scope of Data Processing · 1.5 hours
Define data and information. Describe a computer system. Explain data processing. Distinguish between computer types. List benefits of computers in business.
- Week 2Module 1:
Unit 2: Basic Hardware Components and Memory Capacity Measurement · 1.5 hours
Identify and describe hardware components. Explain units of measuring computer memory. Understand the CPU, control unit, and ALU.
- Week 3Module 1:
Unit 3: Basic Software for Data Processing · 1.5 hours
Explain computer software. Describe essential software for data processing. Understand system software and application software.
- Week 4Module 1:
Unit 4: Data Capturing and Reporting Devices · 1.5 hours
Identify and describe data capturing devices. Describe data reporting/output devices. Understand keyboard, pointing devices, and scanning devices.
- Week 5Module 2:
Unit 1: Data Storage Devices · 1.5 hours
Identify and describe data storage devices. Understand diskettes, hard disks, magnetic tape, and optical storage. Learn about USB flash drives and SD cards.
- Week 6Module 2:
Unit 2: File Organization · 1.5 hours
Explain computer files. Identify and describe file organization techniques. Understand serial, sequential, indexed sequential, and direct random file organization.
- Week 7Module 2:
Unit 3: Data Processing Techniques · 1.5 hours
Define data communication. Describe batch processing, online processing, transaction processing, real-time systems, and distributed processing.
- Week 8Module 2:
Unit 4: Traditional File System Processing · 1.5 hours
Explain the concept of file systems. Identify and explain the problems with traditional file systems. Understand data redundancy and program-data dependence.
- Week 9Module 3:
Unit 1: Database Processing · 1.5 hours
Explain the meaning of a database. Understand database management systems (DBMS). Identify the merits and demerits of DBMS.
- Week 10Module 3:
Unit 2: Data Processing Personnel · 1.5 hours
Identify and outline the duties of various data processing personnel. Understand the roles of data processing managers, systems analysts, and computer programmers.
- Week 11Module 3:
Unit 3: Tools for Creating Data Processing Application · 1.5 hours
List data processing software. Describe programming languages. Explain structured programming and object-oriented programming.
- Week 12Module 3:
Unit 4: Visual and Event Programming · 1.5 hours
Explain visual programming and event-driven programming. Identify elements in the Visual Basic environment. Understand objects, properties, methods, data types, variables, and constants.
- Week 13Module 4:
Unit 1: Control Structure and String Processing · 1.5 hours
Describe control structures. Describe relational and logical operators. Use block statements. Understand string processing.
Unit 2: Arrays and Printing · 1.5 hours
Describe and explain arrays. Describe and use the MsgBox statement. Explain how to print in VB.
Preparing for the exam
- Review all unit objectives and summaries
- Practice writing Visual Basic programs from Units 4-12
- Create SQL queries from Units 7-9 weekly
- Focus on file processing techniques from Unit 13
- Understand the differences between data processing techniques from Unit 6
Questions students ask about this course
What is CIT213 about?
This course introduces the fundamental concepts of data processing, covering essential computer system components, data processing personnel, file access, and organization techniques. It explores tools for developing data processing applications, providing an overview of Visual Basic Language and Structured Query Language (SQL). Students will learn to write simple programs and queries for solving real-life problems. The course aims to equip learners with the knowledge and skills to manage and implement data processing systems effectively.
How many units does CIT213 have?
CIT213, Elementary Data Processing, has 16 units across 4 modules, over 127 pages of course material. You can read it one unit at a time.
How many credit units is CIT213?
CIT213 carries 2 credit units, at 200 level in Sciences.
Is CIT213 hard?
CIT213 is rated intermediate level, with basic mathematical content. It is mostly theoretical, practical and problem solving work, and it has a practical component.
How long does CIT213 take to study?
About 120 hours of study, spread across its 16 units.
How is CIT213 assessed?
CIT213 is assessed by assignments, tutor marked assessments and final examination.
What do I need before starting CIT213?
Basic computer literacy Familiarity with operating systems
What can I do with CIT213?
Data Entry Operator, Database Administrator, System Analyst, Software Developer and IT Support Specialist.