Introduction to Computer

Introduction to Computer

This LECTURE NOTE was prepared for Africans and Nigerians in particular who wants to have general introduction on computer. It will help year one students at the tertiary institutions. Lecturers can also use it as their lecture note. It is packaged in PDF for easy transmission. Languages used is easy and understandable.

It covers the following topics:

  • Overview and history of Computer
  • Generations of Computer
  • Characteristics of Computer
  • Classification of computers by types
  • Concept of computer hardware and software
  • Computer data processing systems
  • Security and safety procedures within a computer environment
  • Concept of a computer network and use of the internet.

 

Overview of Computer

According to Wikipedia, A computer is a machine that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming. Modern computers have the ability to follow generalized sets of operations, called programs. These programs enable computers to perform an extremely wide range of tasks.

Computer can also be defined as an electronic device capable of accepting data as input, processing it with a help of instruction called program, brings out the result as output and stores the result for future use.

 

Click below button to get the 44 pages PDF lecture note on your device or click the next button to continue your study on this platform.

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This course will also serve as Information and Communication Technology I (ICT), Introduction to Computer Studies and other related titles.

Introduction to Computer - Akanne Academy

This LECTURE NOTE on Introduction to Computer was prepared for Africans and Nigerians in particular who wants to have general overview of computer. It will help year one students at the tertiary institutions. Lecturers can also use it as their lecture note.

Course Provider: Person

Lessons

Characteristics of Computer in Detail

Author: Uncle PatComplexity: Standard

The basic Characteristics of computer system are speed, accuracy, diligence, versatility and many more lets us discuss them in details: 1. Speed: – As you know computer can work very fast. It takes only few seconds for calculations that we take hours to complete. You will be surprised to know that computer can perform millions (1,000,000) […]

Classification of Computer Based on Types.

Preview

Author: Uncle Pat

MAIN COURSE: Introduction to Computer (Part 2). Computers differ based on their data processing abilities. They are classified according to purpose, data handling and functionality. According to purpose, computers are either general purpose or specific purpose. General purpose computers are designed to perform a range of tasks. They have the ability to store numerous programs, […]

Computer Hardware Devices

Author: Uncle Pat

Computer hardware is the physical components that a computer system requires to function. It encompasses everything with a circuit board that operates within a PC or laptop; including the motherboard, graphics card, CPU (Central Processing Unit), ventilation fans, webcam, power supply, and so on. Although the design of hardware differs between desktop PCs and laptops […]

Computer Networks

Author: Uncle Pat

Computer Network is Used for everything from accessing the internet or printing a document to downloading an attachment from an email, networks are the backbone of business today. They can refer to a small handful of devices within a single room to millions of devices spread across the entire globe, and can be defined based […]

Introduction to Computer - Akanne Academy

This LECTURE NOTE on Introduction to Computer was prepared for Africans and Nigerians in particular who wants to have general overview of computer. It will help year one students at the tertiary institutions. Lecturers can also use it as their lecture note.

Course Provider: Person