COMPUTER HARDWARE BASICS: COMPUTER MAIN COMPONENTS

WHAT IS COMPUTER?

Computer is a electronic device that can be programmed and carries out exactly what it has been instructed.

COMPUTER OPERATIONS AND INFORMATION PROCESSING CYCLE

Basic operations a computer can perform are:

• Input: Entering data into the computer
• Processing: Performing operations on the data
• Output: Presenting the results
• Storage: Saving data, programs, or output for future use
• Communication

COMPUTER COMPONENTS

1. Computer Hardware:

       Computer hardware refers to any and all parts on, connected to, or about the computer that we can actually physically touch.
      

2. Computer Software:

       Computer Software is a set of instructions which tells the computer what to do and how to do it.

Includes:

• System Software
• Application Software