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WorksheetsIT exam review
Total questions: 20
Worksheet time: 12mins
Data is...
The physical components of a computer.
Their capability to protect the world from lord Voldemort.
The programs on a computer.
Raw fact and figures entered into the computer for processing.
What is the stages of data processing?
Fetch-Decode-Execute
Input-Processing-Output
Output-Input-Processing
Input Devices-Main Memory-Output Device
Two registers found in the CU are....
The Main Memory and RAM
Arithmetic and Logic Unit
Program Counter and Instruction Register
Output and Input Devices
For weather forecasts great amounts of data needs to be stored. What type of computer can be used?
Minicomputer
Embedded Computer
Supercomputers
Mainframes
The first generation of computers used....
Vacuum tubes
RAM
Microprossers
Main Memory
An example of a third generation computer is...
Cray 2 XMP
UNIVAC 9000 series
UNIVAC 111
IBM 700 series
During what time period did transistors exist in?
1964-1970
1989-2005
1956-1963
1945-1956
What language did second generation use?
English
High Level Language
Artificial Intelligence
Assembly Language
What is manual data stored on?
Data capture forms
Source documents
Microfilm
A flashdrive
Why are verification and validation checks used?
to prevent economical loss to a buisnesss
To avoid embarrasment
To make sure there is no incorrect data in a computer system
All of the above
Which one of the following is a mainframe computer?
Which is an example of a verification check?
Visual Check
Length Check
Check Digit
Presence Check
A keyboard is a...
Standard Input Device
Pointing Device
Clicking device
Laptop Dwvice
What is the part of keyboard shaded in gray?
Alphanumeric Keys
Numeric keypad
Control Keys
Navigation Keys
What keyboard is used for blind people?
The left-handed keyboard
Braille Keyboard
The concept Keyboard
A virtual keyboard
Which of the following devices is a MICR?
Which of the following are advantages of the MICR?
Documents are difficult to forge
It's not expensive
It can accept more than a few characters.
Documents can still be read when the document is soiled, folded etc
A POS system can be found at
Groceries
Gas stations
Schools
Classes
Which of the following are a biometric system?
What do pixels stand for?
Pixalated
Picture element
Plasma display
Monior size
