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

response time
Key
None of these
System review
batch Processing

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System Analysis and Design
An open rectangle

defines a source or destination of system data
None of these
represents a process that transforms incoming data flow(s) into outgoing data flows
is a data store-data at rest, or a temporary repository of data
identifies data flow

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System Analysis and Design
Sequential organization

has records placed randomly throughout the file
uses an index for each key type
Stores records sequentially but uses an index to locate records
means storing records in contiguous blocks according to a key.
None of these

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System Analysis and Design
A Decision table

represents the information flow
shows the decision paths
gets an accurate picture of the system
documents rules, that select one or more actions, based on one or more conditions, from a set of possible conditions.

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System Analysis and Design
Which of the following statements, is (are) not true for the lease option

Lease charges are lower than rental charges for the same period and are also tax deductable.
Insurance, maintenance and other expenses are included in the rental charge
All of the listed here
Lease may be written to show higher payments is early years to reflect the decline in value of the system

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