What is the difference between a primary key and a foreign key?

What will be an ideal response?


The primary key is the field or combination of fields that uniquely identifies each record in a table. A foreign key is a field in a table that is also a primary key in another table.

Computer Science & Information Technology

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The __________ method of KeyEvent returns the key pressed by the user.

a) keys b) KeyCode c) add d) getKeyCode

Computer Science & Information Technology

An alternative to creating an autoexec macro is to choose the form you want opened when the database opens from the ________ in Application options

A) Application list B) Options list C) Display Form box D) Application Title box

Computer Science & Information Technology

What is the purpose of the href attribute?

A) The element used to create a link. B) Specifies the pathname for the page to be opened. C) References the current page you are working on. D) Specifies a page the link should display if the page that is linked to does not function correctly.

Computer Science & Information Technology

If there are more than four to six options a visitor can make for a form control, you should consider using a(n) ____________________ to save space.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology