Related Questions

Sequential retrieval on a primary key for sequential file storage has which of the following features?
A Very fast
B Moderately fast
C Slow
D Impractical
In deriving ac equivalent circuit for an amplifier circuit we short circuit
A All resistors
B All transistors
C All inductors
D All capacitors
Which of the following tasks is not suited for sequential processing by a computer?
A Preparing of mailing labels
B Processing payroll cheques
C Accounting for credit card purchases
D Inventory control
E None of the above
Sequential file organization is most appropriate for which of the following applications?
A grocery-store checkout
B bank checking accounts
C payroll
D airline reservations
E None of the above
Under normal conditions, which one of the following is the correct sequential developments of features made by fluvial action?
A Waterfalls - Meander bars - River terraces - Oxbow lakes
B Meander bars - River terraces – Waterfalls - Oxbow lakes
C Waterfalls - River terraces – Meander bars - Oxbow lakes
D River terraces - Meander – Waterfalls - Oxbow lakes
If product of two sequential positive odd numbers is 255, what are those numbers ?
A 11,13
B 13,15
C 13,17
D 15,17
The average Number of key comparisons done in a successful sequential search in a list of length it is :
A log n
B (n + 1)/2
C (n -1) /2
D n /2
Indexed-Sequential organization
A means storing records in contiguous blocks according to a key.
B Stores records sequentially but uses an index to locate records
C uses an index for each key type
D has records placed randomly throughout the file
E None of the above
Sequential or series testing is
A running the system with line data by the actual user
B making sure that the new programs do in fact process certain transactions according to Specifications
C is checking the logic of one or more programs in the candidate system
D testing changes made in an existing or a new program
E None of the above
Within a database, the sequential organization of data by a common key is called:
A logical structure
B inverted structure
C simple structure
D All of the above
E None of the above

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