1. DATA
1.1. gets processed via the computer system and becomes information, which is processed and organized data.
1.1.1. One kilobyte (KB)
1.1.1.1. is approximately 1000 bytes
1.1.2. 1 megabyte (MB)
1.1.2.1. is 1 million bytes and finally
1.1.3. 1 gigabyte (GB)
1.1.3.1. is approximately 1 billion bytes
2. HARDWARE
2.1. They help the users interface with the software, and also display the result of the tasks being performed.
2.1.1. Input Hardware
2.1.1.1. For users to input data into the computer system. Examples: Keyboard, mouse, Scanner
2.1.2. Output Hardware
2.1.2.1. To translate and display the result of the data processing.
2.1.3. Processing and Memory Hardware
2.1.3.1. Where data and information are processed and manipulated to perform the task at hand.
2.1.4. Secondary Storage Hardware
2.1.4.1. Where the computer system stores data permanently.
3. SOFTWARE
3.1. It helps the user interact with the computer system with the help of hardware.
3.1.1. Operating System
3.1.1.1. These specialized programmes allow the communication between software and hardware.
3.1.2. Application Software
3.1.2.1. These are designed to perform a specific task or a bunch of tasks.
3.1.3. Utility Software
3.1.3.1. It helps maintain and protect the computer system.
3.1.4. Language Processors
3.1.4.1. Software that interprets computer language and translates it into machine language.
3.1.5. System Software
3.1.5.1. This types of software control the hardware, the reading of the data and other such internal functions.
3.1.6. Connectivity Software
3.1.6.1. The special software that facilitates the connection between the computer system and the server.
4. PEOPLEWARE
4.1. refers to a person associated with the use of computers in both the direct and indirect .
4.2. TYPES OF PEOPLEWARE
4.2.1. programmer
4.2.1.1. Responsible for writing computer programs for use in areas such as the program about commodity trading .
4.2.2. system analyst
4.2.2.1. Responsible for the analysis and development of information systems .
4.2.3. database administrator
4.2.3.1. Responsible management database including design .
4.2.4. system. administrator
4.2.4.1. Acts and management of computer systems in the organization.
4.2.5. network administrator
4.2.5.1. Manage system and network management. And the security of the corporate network, such as monitoring the use of the network and install the network intrusion prevention.
4.2.6. webmaster
4.2.6.1. Functional design Update and maintain the site up to date.
5. PROCEDURE
5.1. STEP BY STEP INSTRUCTIONS TO FOLLOW WHEN USING HARDWARE AND SOFTWARE.
5.2. TYPES OF PROCEDURES
5.2.1. Software Oriented Procedure
5.2.1.1. Provides instructions to launch and run software programs
5.2.2. Internal Procedures
5.2.2.1. Directs the flow of information and sequences the data
6. COMMUNICATION
6.1. This is when the computers are linked to a network. It facilitates sharing of information, files, and other facilities.
6.1.1. LAN cables
6.1.2. Bluetooth
6.1.3. Wi-Fi
6.1.4. satellites