Free ACE-P-ALE1.04 Practice Test Questions and Answers (2026)

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Q: 1
The sed utility’s name is short for what?
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Q: 2
What character is used as shorthand for your homedir?
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Q: 3
According to the UNIX design paradigm, what is a file?
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Q: 4
Many UNIX filesystems keep track of file data using what kind of node?
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Q: 5
Which of these shells are POSIX compliant?
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Q: 6
If one or more CPUs in a system is extremely busy (less than 25% idle) but the run queue is relatively low, what might the system need to improve performance?
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Q: 7
Which commands can be used to copy a file locally?
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Q: 8
The ps aux command is from which UNIX variant?
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Q: 9
On an Arista switch, you can use zcat and zmore to do what?
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Q: 10
Given the following directory structure, which commands would successfully remove the fubar directory? Arista ACE P ALE1 question
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Q: 11
If there are three arguments on the command line to a bash script, what will be the contents of $# builtin variable?
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Q: 12
Who invented NFS?
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Q: 13
The cd into a directory, you need what kind of permission?
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Q: 14
Which of these items runs in user space?
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Q: 15
Which of these statements is true?
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Q: 16

Which of these characters is not valid for filenames?

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Q: 17
To negate a set in a regular expression pattern, which character is used?
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Q: 18
The three permissions in the file mode are
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Q: 19
True or false: an SSH private key should never be shared with other users or host systems.
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Q: 20
The fstab file contains what information?
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Question 1 of 20

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