A technician is logged in to a Linux system with a user account that has been assigned root privileges. Each time the technician attempts to run a specific terminal command, a “Permission denied” message is displayed.
What is the most likely reason for this message?
A. The software repository is out of date and needs to be updated.
B. The command syntax needs to be verified.
C. The user account is not assigned a password.
D. The command needs to be preceded by sudo.
Answer: D
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The syntax for the substring method is ____.
A. Substring.string(startIndex) B. string.Substring(startIndex[, numCharsToAccess]) C. string.Substring(numCharsToAccess,startIndex) D. string.Substring([numCharsToAccess],startIndex)
When you pass an argument by ____________________, the method receives its own copy of the value.
Fill in the blank(s) with the appropriate word(s).
You connect horizontal cables to connectors in the back of a box known as a(n) __________________.
Fill in the blank(s) with the appropriate word(s).
Which of the following attacks does not directly recover a WEP key and requires at least one data packet from a target AP for initiation?
A. MAC spoofing attack B. Evil twin attack C. Fragmentation attack D. De-authentication attack