Information Technology EX .1

The term ‘computer’ is BEST defined as an electronic device that

• stores and prints information

• is used to process business documents

• accepts and processes data to produce information

• accepts data in order to prepare business documents

Which of the following is an advantage of computer usage?

• Cost

• Integrity

• Flexibility

• Reliability

A mouse, joystick and trackball are all examples of which of the following devices?

• Pointing

• Scanning

• Voice input

• Video input

Which of the devices are input devices?*

• I and II only

• I, II and III only

• I, III and IV only

• I, II, III and IV

Which of the following is NOT an output device*

• monitor

• printer

• microphone

• speaker

Output devices*

• are inserted into the systems unit

• are used to extract information from the computer

   

• are used to input data into the computer

• are used for storage

A barcode reader is an example of*

• an output device

• an input device

   

• a storage device

• none of the above

Multimedia projectors are examples of*

• input devices

• storage devices

• output devices

• none of the above

Which of the following are examples of disadvantages of computer usage?    I. job loss    II. versatility    III. accuracy    IV. Poor health

• I and III only

• I and IV only

• II and III only

• II and IV only

The following device is classified as*

• an input device

   

• an output device

• a storage device

• none of the above