What blocks unauthorized access to a network?

a. Firewall
b. Router
c. Switch

A. Firewall

Computer Science & Information Technology

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Excel's WEEKDAY function returns a number in the range 1-7 or ________

Fill in the blank(s) with correct word

Computer Science & Information Technology

To edit and format an online Word document, the ________ app is used

A) Word Web B) Cloud Word C) Windows 8 SkyDrive D) SkyDrive for Windows

Computer Science & Information Technology