System Analysis and Design
The time lag, between the keying of the last character on the keyboard input and the appearance of the first output character on the screen, is known as

System review
Key
batch Processing
response time
None of these

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System Analysis and Design
In Decision trees

nodes represent the conditions, with the right side of tree listing the actions to be taken
the branch depends on the condition and decisions to made
None of these
All of these
the root is drawn on the left and is the starting point on the decision sequence.

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System Analysis and Design
Direct-access organization

means storing records in contiguous blocks according to a key.
has records placed randomly throughout the file
Stores records sequentially but uses an index to locate records
uses an index for each key type

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