What is Computer Science?
- a study of theoretical and practical aspects with the design and use of computers.
What is Information Technology?
- combination of telecommunication and computer science that focus on the study, design, development, implementation, support or management of computer-based information systems, particularly software applications and computer hardware.
What are Information Systems?
- discipline, focuses on exploring the interface between management, information science and computer science through written, electronic, or graphical method of communicating information. The basis of an information system is the sharing and processing of information and ideas.
What is a Computer?
- an electronic programmable device that store, retrieve and process data.
What are data?
- the raw unprocessed facts that has a potential to become a useful information.
What are information?
- manipulated and transformed data and is useful for the readers.
- processed data.
Basic Functions of A Computer
1. Input - going inside. Process of entering data and instructions to the computer.
2. Process - manipulation and transformation of data into useful information.
3. Storage - keeping data into the computer's storage device. It serves as the filing cabinet.
4. Retrieve -getting back what is being stored since storing is useless without retrieving.
5. Output - going outside. Process of displaying the data and information to the monitor or producing a hard copy output.
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