Related Questions

The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types.
A Database
B Table
C Flat file
D Data structure
E None of the above
Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?
A indexed sectors
B sequential
C direct
D indexed direct
E None of the above
Which is the best process to access number of records from the same file?
A a batch job
B a real-time job
C an on-line job
D All of the above
E None of the above
When storage space is scarce and physical records cannot span pages, creating multiple physical records from one logical relation will minimize wasted storage space.
A True
B False
How many tiles, each a square tile of 2 inch sides, are needed to cover a rectangle floor of 4 feet long and 6 feet wide?
A 24
B 128
C 96
D 864
What is the cost in taka to put tiles in a room of x yards long and y yards wide, if the tile costs 10 taka per square foot?
A xy
B 20xy
C 45xy
D 90xy
How can tile drainage help to increase crop yields?
A Increases Free Gravity Water
B Increases Volume of Soil
C Decrease Air Circulation
D Increases Water Table Level
The size of a floor tile commonly used, is
A 15 cm × 15 cm × 1.8 cm
B 20 cm × 20 cm × 2 cm
C 22.5 × 22.5 cm × 2.2 cm
D All the above
Which of the following file organizations is most efficient for a file with a high degree of file activity?
A sequential
B ISAM
C VSAM
D B-Tree index
E All of the above
A computer file contains several records. What does each record contain?
A Bytes
B Words
C Fields
D Database
E None of the above

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