Q. Meena wants to show a diagram-matically how two sets of data, namely, population size and number of services are related to each other. Which one of the following will be the most suitable for the presentation?
1) Pie chart
2) Scatter graph
3) Bar chart
4) Triangular graph
Q. 'MODEM' is used for -
1) A/D conversion only
2) D/ A conversion only
3) Both A/D and D/A conversions
4) None of the above
Q. In an ER diagram, an ellipse represents -
1) Relation
2) Attributes
3) fields
4) Key
Q. Hard copies can be obtained from -
1) Scanner
2) Speaker
3) Printer
4) Recorder
Q. What is the full form of the acronym CAD and CAM?
1) Control Aided Data and Computer Aided Man
2) Computer-Aided Design and Computer Aided Manufacturing
3) Computer-Aided Design and Computer Aided Maintenance
4) Computer-Aided Design and Computer-Aided Map
Q. The functional components of a digital computer are:
(a) Input Device
(b)Printer
(c) Central Processing Unit
(d) Memory
(e) Output Device
Choose the correct answer from the options given below -
1) Only (a), (b), (c), (d)
2) Only (a), (d), (e)
3) Only (a), (c), (d), (e)
4) Only (c), (d), (e)
Q. Which two of the following tasks are carried out by all operating systems?
(a) Repairing mouse
(b) Data logging
(c) Managing system resources including memory
(d) Transfering data to the printer
(e) Drawing image
Choose the correct answer from the options given below:
1) Only (a) and (d)
2) Only (b) and (c)
3) Only (c) and (d)
4) Only (c) and (e)
Q. Which among the following are examples of personal documents, for the purpose of sources of data?
(a) Diaries
(b) Mass media outputs
(c) Letters
(d) Autobiographies
(e) Company documents
Choose the most appropriate answer from the options given below -
1) Only (a), (b), (c)
2) Only (a), (c), (e)
3) Only (a), (c), (d)
4) Only (b), (c), (d)
Q. What is the binary number equivalent of the decimal number 32.25 ?
1) 100010.10
2) 100000.10
3) 100010.01
4) 100000.01
Q. What is (1111)2 + (1001)2 - (1010)2 equal to?
1) (111)2
2) (1100)2
3) (1110)2
4) (1010)2
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