A ________ is a column (or set of columns) which have a unique value that cannot be duplicated in other rows?

a. primary key.
b. query.
c. SQL statement.
d. lookup value.


a. primary key.

Computer Science & Information Technology

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You can call the To String method using the following general format:

a. ToString.variableName() b. ToString(variableName) c. variableName.ToString() d. To.variableName.String()

Computer Science & Information Technology

To select a slide from the Slides list you should _____ the slide that you want to view.

A. double-click B. Shift-click C. right-click D. click

Computer Science & Information Technology

Which of the following is NOT a password option in the OneNote Web App?

A) Lock password-protected sections as soon as I close my browser. B) Lock password-protected sections as soon as I navigate away from them. C) Enable add-in programs to access password protected sections when they are unlocked. D) Lock password protected sections after I have not worked in them for the following amount of time.

Computer Science & Information Technology

COGNITIVE ASSESSMENT You are a cable installation technician. What certification do you need? 

A. hardware B. application development C. mobile D. firewall

Computer Science & Information Technology