A technician finds the inside of a desktop computer completely covered in almost 1 inch (2.54 centimeters) of dust. Which of the following would be the BEST solution to clean out the inside of the case?

A. Wet rag
B. Compressed air
C. Lint free cloth
D. Dry rag


Answer: B. Compressed air

Computer Science & Information Technology

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When you work with a ____________, you process data from the beginning of the file to the end of the file.

a. sequential access file b. direct access file c. text file d. input file

Computer Science & Information Technology

How many times will PETE be displayed when the following lines are executed?

For c As Integer = 15 to -4 Step -6 lstBox.Items.Add("PETE") Next (A) 1 (B) 2 (C) 3 (D) 4

Computer Science & Information Technology

Routing algorithms choose a next hop according to an estimate of distance in some addressing space. Pastry and Tapestry both use circular linear address spaces in which a function based on the approximate numerical difference between GUIDs determines their separation. Kademlia uses the XOR of the GUIDs. How does this help in the maintenance of routing tables? Does the XOR operation provide appropriate properties for a distance metric?

What will be an ideal response?

Computer Science & Information Technology

When you import data from an Access database into an Excel worksheet, a(n) ________ connection is created

Fill in the blank(s) with correct word

Computer Science & Information Technology