9084121
Description
Quiz by Roberto Leon, updated more than 1 year ago
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Created by Roberto Leon
almost 7 years ago
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Question 1
Question
1. One of the jobs of the kernel is to:
Answer
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• Manage the system’s resources
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• Turn source code into machine code
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• Load the operating system after the computer is turned on
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• Transfer mail from one machine to another
Question 2
Question
2. Unix is:
Answer
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• An operating system
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• A type of hardware
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• A trademark
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• A distribution of Linux
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• A text editor
Question 3
Question
3. Linux is written in:
Answer
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• C
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• .NET
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• C++
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• Java
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• Perl
Question 4
Question
4. Source code refers to:
Answer
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• The version of a program that the computer runs on the CPU
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• The license that dictates how you may use and share the software
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• The interface that software uses to talk to the kernel
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• A human readable version of computer software
Question 5
Question
5. What is the standard option to provide a command line program to view its documentation?
Answer
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• –info
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• –doc
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• –help
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• -h
Question 6
Question
6. The command man -k is the same as the command apropos.
True or False?
Answer
- True
- False
Question 7
Question
7. The whatis command is the same as man -w.
Answer
- True
- False
Question 8
Question
8. The directory where additional documentation for software packages most likely can be found is:
Answer
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• /var/lib/doc
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• /usr/software/doc
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• /usr/share/doc
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• /var/share/doc
Question 9
Question
9. Hidden files are files that begin with what character?
Answer
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• A plus (+)
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• A dash (-)
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• A period (.)
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• An asterisk (*)
Question 10
Question
10. What option for the ls command will display all files, including hidden files?
Answer
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• -w
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• -H
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• -L
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• -a
Question 11
Question
11. The top-level directory on a Linux system is represented as:
Answer
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• /
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• /root
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• /home
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• C:
Question 12
Question
12. Is the following path absolute or relative?
/etc/ppp
Answer
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• Relative
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• Absolute
Question 13
Question
13. Is the following path absolute or relative?
sysadmin/Documents
Answer
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• Relative
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• Absolute
Question 14
Question
14. Compression on a file works by:
Answer
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• Removing the high order bit from each byte
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• Consolidating multiple files into one
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• Removing redundant information
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• Storing most of the data on removable media and just leaving a pointer
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• Eliminating gaps within the file
Question 15
Question
15. In general, for which of the following would you want to use lossless compression?
Answer
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• An mp3 audio file
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• A movie
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• A log file
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• A JPEG image
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• An encrypted email
Question 16
Question
16. Lossy compression:
(choose three)
Answer
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• Is often used with documents
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• Decompresses to an identical version as the original
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• Sacrifices some quality
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• Usually results better compression than lossless
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• Is often used with images
Question 17
Question
17. You type gzip myfile.tar. What happens?
(choose two)
Answer
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• myfile.tar.gz holds a compressed version of myfile.tar
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• An error; you forgot to pass the name of the output file
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• An error; you forgot to specify the file with –f
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• myfile.tar is unarchived into the current directory
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• myfile.tar is removed
Question 18
Question
18. Error messages generated by commands are sent where by default?
Answer
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• STDIN
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• Log files
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• STDERR
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• STDOUT
Question 19
Question
19. A successful command will print output to STDOUT.
True or False?
Answer
- True
- False
Question 20
Question
20. Which of the following commands will direct error messages to the file, error.log?
(choose one)
Answer
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• ls /root > error.log
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• ls /root >> error.log
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• ls /root 2> error.log
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• ls /root $> error.log
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