Contrast among the following; [10 Marks] a) Generalization; Specialization
b) Entity type ;Entity Instance
c) Primary key; Composite key
d) Relation; Relationship

Aisha has finished working on a word processing document that contains 15 pages. she has added some special elements in the first three pages, page 9 and 10, and page 15 from the document. she wants to print only these pages to see how they look. which option is the correct way to represent (in the print dialog box) the pages that aisha wants to print?

Melissa needs to add a topic to an email that she will send to her teacher. choose the name of the field where she should type her topic.

Are special combinations of keys that tell a computer to perform a command. keypads multi-keys combinations shortcuts