Flashcards
Linux Essentials Midterm
Flashcards do conjunto (40)
- 1To go to the end of an info page, press:END
- 2To go to the next match of a search on a man page, press:n
- 3When interpreting the SYNOPSIS of a command found on a man page, the “|” means:The items it separates cannot be used together
- 4After performing a search, you can use the ____ key to return to a previously found match:N
- 5To move a page forward one at a time while viewing a man page, press the following:Spacebar
- 6The ls command without options or arguments……lists the contents of the current directory.
- 7Which option can be used with the rm command to prompt before deleting?-i
- 8The rm command can delete multiple files at once. True or False?True
- 9Which of the following commands can be used to rename a file?mv
- 10The touch command can be used to: (choose two)Update the time stamp of existing files
Create new files - 11You try to compress a file that is already compressed. Which of the following statements is true?The file will not be compressed any further than it already was
- 12Which of the following commands can be used to compress a file? (choose three)zip
bzip2
gzip - 13The three main modes of tar are: (choose three)List
Create
Extract - 14In the command tar –czf foo.tar.gz bar, what is the purpose of the f flag?Tells tar to write to the file that follows the flag
- 15Which two commands do the same thing? (choose two)tar –c foo | gzip > foo.tar.gz
tar –czf foo.tar.gz foo - 16Which option for the wc command will print the total number of words in a file?-w
- 17Which command can be used to print line numbers?nl
- 18The command echo “text” > file.txt will create file.txt if it does not already exist. True or False?True
- 19The command echo “text” > file.txt will not overwrite file.txt if it already exists. True or False?False
- 20The command echo “text” >> file.txt will not overwrite file.txt if it already exists. True or False?True
- 21Software is backward compatible if:It still supports old file formats or applications
- 22Apple’s OS X is: (choose three)Derived from FreeBSD
Certified as UNIX compatible
Only compatible with Apple hardware - 23Other commercial Unixes: (choose two)Are tied to their vendor’s hardware
Are UNIX certified - 24When choosing a distribution of Linux, you should consider: (choose five)Choose all except Popularity on social media.
- 25The difference between the GPL and LGPL licenses are:LGPL allows linking to non GPLed software
- 26Permissive free software licenses: (choose three)Can allow software to be used inside closed source software
Are not approved by the FSF
Don’t have a copyleft provision - 27The Creative Commons version of Public Domain licensing is:No Rights Reserved
- 28Your company makes a hardware firewall that runs a custom Linux kernel. What are your obligations under GPLv2?You must make the source to your kernel available
- 29Participating in open source projects can improve your technical skills, even if it is not your day job. True or False?True
- 30What are tradeoffs of increasing the level of privacy you have in your web browser? (choose two)You may have to explicitly permit some cookies to be saved
Sites may not work properly - 31Which of the following is a tool that helps you anonymize your Internet browsing?The onion router
- 32Social network “like” buttons can track your activity across the Internet. True or False?True
- 33Which of the following are properties of a strong password? (choose three)Includes symbols
At least 10 characters long
A mix of upper and lowercase - 34What can be done to prevent remote people from running programs on your computer? (choose two)Use strong passwords on all user accounts
Turn on a firewall - 35The acronym CLI stands for:Command Line Interface
- 36Traditional UNIX command options used a single dash, like -a; _______ command options use two dashes like –all.GNU
- 37The acronym GNU stands for:Gnu’s Not Unix
- 38What one character treats the character that follows it as if it was surrounded by single quotes?\
- 39The main purpose of using glob characters is to be able to provide a command a list of filenames. True or False?True
- 40Microsoft Windows: (choose three)Comes in desktop and server variants
Has built in virtualization
Has powerful scripting capabilities
Informações
- Descrição
- Computer Science FlashCards sobre Linux Essentials Midterm, criado por Kyle Healan em 14-06-2018.
- Criado por
- Kyle Healan
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