EMT Practice Test

1. Question Content...

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Question1: What is the difference between bin directories and sbin directories?

Question2: What editor is vibased on?

Question3: The ps -efcommand is from which UNIX variant?

Question4: Who invented NFS?

Question5: If there are three arguments on the command line to a bash script, what will be the contents of $# builtin variable?

Question6: Which answer best describes three important system performance monitoring indicators?

Question7: What is the name of the Linux mascot?

Question8: Why shouldn't you use standard package and dependency management on an Arista switch?

Question9: To create or delete files in a directory, you need what permission?

Question10: Which of these is true about the MBR?

Question11: In bash, a forloop will iterate over a list of strings separated by what?

Question12: What is the default standard user prompt for Bourne-based shells?

Question13: What is the awk tool designed to be?

Question14: Which of the following interpreters are included on Arista switches?

Question15: Given the following directory structure, which commands would successfully remove the fubar directory?

Question16: If the 1-minute load average is greater than 4xCPU cores (in other words, the run queue is very large), what might the system need to improve performance?

Question17: Which of the following filesystems are you most likely to see on a Linux system?

Question18: In file globbing, which symbol matches any single character?

Question19: When scripting in bash, it is recommended to always use which symbols around your variables to reference them?

Question20: What will the permissions of a regular file with octal mode 755 look like in the output of the 1s command?

Question21: The cron system is used to

Question22: Which of these statements is true about user groups on Linux?

Question23: Which of these help documentation systems are installed on Arista switches?

Question24: The three classes in the file mode are

Question25: Which commands can be used to copy a file locally?

Question26: What software is contained in a Linux distribution?

Question27: Which of these statements is true?

Question28: According to the UNIX design paradigm, what is a file?

Question29: Which two characters are required at the top of a script to inform the kernel on which interpreter to use?
(choose two)

Question30: What term is used for the beginning of time for UNIX?

Question31: To negate a set in a regular expression pattern, which character is used?

Question32: How much swap space is available on Arista switches?

Question33: If the system is swapping, what can be done to alleviate the problem?

Question34: Which special device provides an endless stream of null output?

Question35: The three special file modes are

Question36: Which utility can be used to place a stream of input in order numerically or alphabetically?

Question37: When configuring SSH, which file is needed for key-based authentication?

Question38: In regular expressions, three quantifier operators are

Question39: The netstatcommand can be used to report on which of the following items?

Question40: Which if these is NOT true of symbolic, or soft, links?

Question41: The ps auxcommand is from which UNIX variant?

Question42: True or false: an SSH private key should never be shared with other users or host systems.

Question43: What is the two-character sequence at the top of scripts, which tells the kernel what interpreter to use, called?

Question44: In /etc/shadow, what indicates a locked password?

Question45: What must you do to get a complete report from the lsof command?

Question46: The at system is used to

Question47: In bash scripting, which of the following comparison operators are used on strings?

Question48: Which special device provides a place for redirecting unneeded data?

Question49: Which of the following performance information is considered the most important information provided by the vmstatcommand?

Question50: On older Fedora Core systems, which dependency manager is used?

Question51: Why is it recommended for root's homedir to be in a separate location from other users' homedirs?

Question52: In regular expressions, to what does greedy vs. lazy refer?

Question53: In shell scripting, what are backticks, or backwards single quote marks, used for?

Question54: Which of these shells are POSIX compliant?

Question55: What is the standard sequence for booting a standard PC?

Question56: Which utility can be used to compare the content of two files?

Question57: What is the MBR?

Question58: When using the sudocommand to run something as root, which password is required?

Question59: The standard output file descriptor defaults to what?