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Quiz 34 - Computer Awareness



1. The communication mode that supports data in both directions

a) Simplex
b) Half-duplex
c) Full-duplex
d) None of the above





2. To connect a computer with a device in the same room, you might be likely to use

a) Coaxial cable
b) Optical fiber
c) Wireless
d) None of the above





3. A table consists of

a) Fields and columns
b) Rows and columns
c) Rows and cells
d) None of the above





4. Which of the following is an advantage of the database approach

a) Elimination of data redundancy
b) Ability to associate related data
c) Increase security
d) All of the above





5. When the same data field is stored more than once in a file, then it leads to

a) Data redundancy
b) Data inconsistency
c) Both (a) and (b)
d) None of the above





6. ----means database updating

a) Changing the file structure
b) Re-organizing the database
c) Modifying or adding records
d) All of the above





7. Which of the following is the descending order of data hierarchy

a) File-Database-Field-Record-Byte-Bit
b) Database-File-Record-Field-Byte-Bit
c) Database-Record-File-Field-Byte-Bit
d) Database-Field-File-Record-Bit-Byte





8. Which of the following groups contains graphical file extensions

a) JPG, CPX, GCM
b) GIF, TCF, WMF
c) TCP, JPG, BMP
d) JPG, GIF, BMP





9. A package, which can be used for a short period before purchasing, it is termed as

a) Try and Buy
b) Freeware
c) Shareware
d) Borrow ware





10. Which one of the following is the main function of a driver file?

a) Useful to open windows
b) Enables a specific device to work
c) To re-start the system
d) To activate the system




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