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1. Define each of the following IN YOUR OWN WORDS:
(a) File:
(b) Record:
(c) Field:
(d) Primary Key:
(e) Secondary Key:
2. A travel agency wants to track the prices of its various packages. Package pricing differs by season (high and low). The input record should include package code, package description, vendor number, low season cost, low season dates (beginning and ending), high season cost, high season dates (beginning and ending), package markup percentage. Design the input record.
Field
No.
Item
Description
Field Name
Length
Data
Type
# of
Decimal
Places
Comments
One-way Associations If an association is only traversed in single direction, then it is known as one-way association. It is implemented as a pointer or an attribute which con
Critically explained the benefits and limitations of different database technologies with proper examples
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how many hourse have been spent on a certain project
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