Which of the following is an example of EMI?
A. Degraded LAN performance due to too many Bluetooth devices being used in close proximity
B. Degraded LAN performance due to CAT5 cable being wound too tightly
C. Degraded LAN performance due to a cellular phone being used in close proximity
D. Degraded LAN performance due to CAT5 and AC power cables in close proximity
Answer: D. Degraded LAN performance due to CAT5 and AC power cables in close proximity
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Answer the following statements true (T) or false (F)
1. In C#, a variable must be assigned a value before it can be used on the right side of an assignment statement. 2. The C# compiler will compile code that attempts to use an unassigned variable. 3. You can declare multiple variables of different data types in one program statement. 4. If you need to store numbers and perform mathematical operations on them, you have to use a numeric data type.
Each member of the community has his or her own personal page on the Facebook site, called a News Feed
Indicate whether the statement is true or false
The function_num argument of the SUBTOTAL function can only have entries from 1 to 10 or from 101 to ________
Fill in the blank(s) with correct word
Which command can be used to change the access permissions to a file?
a. ls b. chmod c. cd d. cat