Question

1. Which of the following is true about packages?
a) Package is collection of libraries
b) Library is collection of packages
c) Package is collection of entities
d) Entity is collection of packages​

Answer 1

Answer:

Ans is b

Explanation:

Library is a collection of packages.

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Answer 2

The correct answer is option (b) Library is collection of packages.

Explanation:

• Library is collection of packages is true about packages.
• A package may consist of two separate design units which are package declaration and package body.
• Package declaration is necessary part for any package whereas package body is an optional part.
• A library contains many packages and it is used to collect and describe elements that can be shared globally among all the design units. It may contain any commonly used data type, functions or constants.