CHAPTER THREE
 

BASIC COMPUTER OPERATIONS AND CONCEPTS

3.1.2. Advantages of using computers

Some of the advantages of using computers are:

  1. Computers are fast and efficient- computers are fast and efficient in processing data.
  2. Since computers are machines, they can work for a long period without any problem- they can work 24 hours a day, 7 days a week not tired.
  3. Computers are less prone to error
  4. Computers display information with ease
  5. Computers can be linked to form networks. Such networks could be used to send and receive data from other computers from distant places. Say between Nigeria and England

3.1.3. Disadvantages of using computers

Some of the disadvantages of using computers are:

  1. Require skilled manpower for design and programming and data encoding
  2. Require electricity
  3. Require air conditioning for non-stop work
  4. Expensive to acquire and maintain
  5. Require frequent upgrade due to fast developments in hardware and software
  6. Require skilled staff to operate and manage
  7. Require regular staff capacity building ( training)

Importance of the computer as a tool for processing data

Computers are considered as the most reliable gadget for the processing, recording and transferring of data/information. This could be due to the following attributes:-
3.1.4.1. Accuracy
3.1.4.2. Reliability
3.1.4.3. Versatility
3.1.4.4. Speed
3.1.4.5. Storage
3.1.4.6. Automation
3.1.4.7. Data analysis
3.1.4.8. Data transfer
3.1.4.9. Networking

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