FCT10010-S Week 1 Recap

What's the difference between data and information?

• Data can be easily read and understood by humans whereas information requires prior processing.

• The computer processes data into information so that humans can understand them.

• Data and information are read together to be understood.

• The computer processes information into data so that humans can understand them.

Which of the following is not a concept of Information Technology (IT)?

• The computer is made up of software and hardware.

• There are five basic operations to all computers.

• The communication aspects of IT manipulates and converts raw data into information.

• The computer aspect of IT manipulates and converts raw data into information.

There are five main types of computers. List them from the least powerful to the most powerful.

• Mainframes, Supercomputers, Workstations, Microcomputers, Microcontrollers.

• Microcontrollers, Microcomputers, Workstations, Supercomputers, Mainframes.

• Supercomputers, Mainframes, Workstations, Microcomputers, Microcontrollers.

• Microcontrollers, Microcomputers, Workstations, Mainframes, Supercomputers.

All computer has five basic operations. List the operations in no particular order.

• Input, Output, Information, Storage, Data

• Sending data, Receiving data, Processing, Storage, Booting

• Input, Output, Manipulating data, Storage, Communications

• Input, Output, Processing, Storage, Communications

There are two main types of storage. What are they called?

• Primary storage and secondary storage

• Temporary storage and permanent storage

• Cloud storage and physical storage

• Virtual storage and hard disks.

Information is essentially meaningful data that has been summarised and processed.

• True

• False

The communication part of Information Technology involves sending and receiving data.

• True

• False

Bar codes are input with pointing devices.

• True

• False

There are four factors that affect screen clarity on display screens. What are they?

• Screen size, resolution, dot pitch, image speed

• Resolution, dot pitch, refresh rate, colour depth

• Resolution, dot pitch, refresh rate, colour

• Screen size, image speed, colour depth, dot pitch

What does a higher refresh rate on a display screen mean?

• The image looks crisper on the screen.

• The image looks more steady on the screen.

• The image looks clearer on the screen.

• The image looks brighter on the screen.