System Analysis and Design
A common reason for changing an information system is

new requirements
All of these
None of these
new technology
problems in the existing system

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Inverted list organization

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

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Most algorithms follow the format of

Entering the output items, then processing the output items, and then displaying the output items
Entering the input items, then processing the input items, and then displaying the output items
Entering the input items, then processing the output items, and then displaying the output items
Entering the output items, then displaying the output items, and then processing the output items
Entering the input items, then displaying the input items, and then processing the output items

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
In Decision trees

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

ANSWER DOWNLOAD EXAMIANS APP