A user attempts to plug a scanner into the front USB port of a Windows computer but the scanner seems to not power on. Which of the following is the BEST solution to this?
A. Run Windows Update on the computer
B. Use a different USB cable
C. Use the onboard USB ports
D. Upgrade the computer's drivers
Answer: C. Use the onboard USB ports
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In a flowchart or in pseudocode, you can use the symbol that mathematicians use to mean "not equal," which is ____.
A. an equal sign with an octagon over it B. an equal sign with a circle around it C. an equal sign with a slash after it D. an equal sign with a slash through it
________ can occur when an analog connection creates an electromagnetic field around its conductors, inducing its waveforms on a nearby analog connection
A) Distance limitations B) Transposed leads C) Crosstalk D) Bad cable placement
The metacharacter (^) anchors characters to the end of a string.
Answer the following statement true (T) or false (F)
Wildcards cannot be used with field searches.
a. true b. false