Computers Questions
Essay by 24 • October 9, 2010 • 1,592 Words (7 Pages) • 1,673 Views
TOPIC : INTRODUCTION TO INFORMATION SKILLS AND SYSTEMS
Circle the most appropriate answer in the following multiple choice questions.
1) Authors spend considerable time and effort creating their work. The set of laws which govern the rights of authors as far as protecting their ownership of material they produce is called
A. Common laws
B. Data protection
C. Copy protection
D. Copyright laws D
2) Information systems contain a number of processes. One of these is "Collecting", which of the following best describes the processes involved in Collecting.
A. Defines the required data, identifies the source for the data, saves data for later use, gathers the data
B. Defines the required data, identifies the source for the data, determines how the data will be gathered, gathers the data
C. Defines the required data, determines the format in which the data will be represented, determines how the data will be gathered, gathers the data
D. Defines the required data, identifies the source for the data, determines how the data will be gathered, manipulates the data B
3) Information systems contain a number of processes. One of these is "Processing", which of the following best describes the process involved in Processing?
A. Interprets the data, transforming it into information
B. Decides the form in which the information will be displayed
C. Manipulates data and information
D. Determines the format in which data will be represented in the information C
4) Information systems contain a number of processes. One of these is "Organising", which of the following best describes the process involved in Organising?
A. Decides the form in which the information will be displayed
B. Determines the format in which data will be represented in the information
C. Interprets the data, transforming it into information
D. Manipulates data and information B
5) The largest and most powerful computers are known as
A. Mini computers
B. Personal computers
C. Super computers
D. Main frames C
6) Using 8 bits and two's component arithmetic, 103 (base 10) would be represented as ;
A. 01100111
B. 10011000
C. 11100111
D. 10011001 D
7) System software is
A. Only used to boot the machine
B. Necessary to run the machine
C. Only required by mainframe computers
D. Loaded into ROM when the system is booted B
8) How many binary digits are generally required to represent a 2 digit hexadecimal number?
A. 8
B. 16
C. 12
D. 4 A
9) A computer uses 8 bits and two's complement arithmetic to perform 89 (base 10) Ð'- 63 (base 10). The two binary numbers to be added together are:
A. 00111111 (base 2) and 10100111 (base 2)
B. 01011001 (base 2) and 11000001 (base 2)
C. 01011001 (base 2) and 00111111 (base 2)
D. 00111111 (base 2) and 10100110 (base 2) B
10) Often the society we live today is known as "The Information Age". This is most likely because
A. Information technology is what controls the economics of nations. The power of nations is now linked to its information technology resources rather than the nation's natural resources.
B. Information is the raw material for silicon based technology. The term "Information Age" really refers to our ability to use computers that based on silicon chips.
C. The amount of available information is growing exponentially. Our ability to access this information has become a major commodity
D. Computers have become so powerful that they are beginning to take over from human thought processes. C
11) Information systems contain a number of processes. One of these is "Transmitting and Receiving", which of the following best describes the process involved in Transmitting and Receiving?
A. Determines the format in which data will be represented in the information system
B. Interprets the data, transforming it into information
C. Manipulates data and information
D. Sends and gets data and information, within and beyond the information systems. D
12) One major problem for software developers is that software can quite easily be copied and the copy will be identical to the original. This illegal copying is know as
A. Bunking
B. Imaging
C.
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