Ndg linux essentials chapter 07 exam ������

Answer – NDG Linux Essentials

Linux Essentials — Chapter 04 Exam Answers

Linux Essentials — Chapter 04 Exam Answers 1. Select all the applications that provide access to the Command Line Interface (CLI)? (choose two) firefox Virtual Terminal Terminal window opera 2. Which environment variable contains a list of directories that is searched for commands to execute? PS2 EXEC PATH PS1 3. Select the command that can […]
Continue reading…

Linux Essentials — Chapter 03 Exam Answers

Linux Essentials — Chapter 03 Exam Answers 1. Question Which of the following is true about graphical mode? (choose three) After login, you are provided with a command prompt You cannot use your mouse You have menus and tools to help you find what you are looking for You access this mode by logging into […]
Continue reading…

Linux Essentials — Chapter 02 Exam Answers

Linux Essentials — Chapter 02 Exam Answers 1. Question The Samba application is a: Security Server Mail Server Web Server File Server 2. Question Which of the following are examples of desktop software? (choose two) Music player Web browser File share Compiler Web server 3. Question If you wanted to set up a blog, which […]
Continue reading…

Linux Essentials — Chapter 01 Exam Answers

Linux Essentials — Chapter 01 Exam Answers 1. Question One of the jobs of the kernel is to: Turn source code into machine code Load the operating system after the computer is turned on Transfer mail from one machine to another Manage the system’s resources 2. Question Unix is: (choose two) A distribution of Linux […]
Continue reading…

Источник

NDG Linux Essentials 2.0 Chapter 2 Exam Online

NDG Linux Essentials 2.0 Chapter 2 Exam Online

NDG — Linux Essentials 2.0 — Chapter 2 Exam

Quiz-summary

0 of 30 questions completed

1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21
22. 22
23. 23
24. 24
25. 25
26. 26
27. 27
28. 28
29. 29
30. 30

Information

NDG — Linux Essentials 2.0 — Chapter 2 Exam

You have already completed the quiz before. Hence you can not start it again.

Quiz is loading.

You must sign in or sign up to start the quiz.

You have to finish following quiz, to start this quiz:

Results

0 of 30 questions answered correctly

Time has elapsed

You have reached 0 of 0 points, ( 0 )

Categories

1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21
22. 22
23. 23
24. 24
25. 25
26. 26
27. 27
28. 28
29. 29
30. 30

1 . Question

When choosing a distribution of Linux, you should consider:
(choose four)

• Does your organization require long-term support for the system
• Does the distribution offer a «stable» version
• If the application software is supported by the distribution
• Will commercial support be required for the OS
• Popularity on social media

2 . Question

Embedded Systems means:

• Users must support the systems themselves
• You can view the software’s source code
• Companies must share their changes
• Businesses cannot charge anything for the software, only the hardware
• Systems designed to do a specific task on hardware optimized for only that purpose

3 . Question

The most popular Linux platform for mobile phones is:

• IOS
• Android
• BlackBerry
• Slackware
• MobileLinux

4 . Question

Linux distributions use this to add and remove software from the system:

• Application Programming Interface (API)
• Partitioning tool
• Package manager
• Bash
• Compiler

5 . Question

In Linux, RPM can be defined as:

• Random program memory
• Relational peak monitoring
• Radical performance machine
• The speed a record plays back at
• The Package Manager program for Red Hat Linux

6 . Question

Linux originally only ran on:

• Macintosh
• Intel 386 PCs
• Raspberry Pi computers
• Specialized processor chips
• Xerox copy machines

7 . Question

A long software release cycle is:

• Better because old hardware can be utilized beyond its service life
• Only offered by Red Hat and SUSE
• Makes programming more difficult since new features cannot be used
• Valued by businesses that want stability
• Characterized by infrequent security fixes

8 . Question

Which distribution is related to Red Hat?

• Raspbian
• Debian
• Ubuntu
• Slackware
• Fedora

9 . Question

SUSE is derived from which distribution?

• Fedora
• Debian
• Red Hat Enterprise Linux
• Slackware
• Scientific Linux

10 . Question

IoT is one application of embedded systems:
True or False?

11 . Question

Artificial intelligence has little potential for gains in efficiency, safety and productivity.

12 . Question

The Raspberry Pi is popular with experimenters because:

• It runs Microsoft Office
• End users have to pay for programming expenses
• It’s cheap and adaptable
• The hardware never changes
• It takes months or years to develop an application

13 . Question

The release cycle:

• Only has meaning for paid software
• Should be short so you always have the freshest releases
• Should be long so that you have time before you need to upgrade
• Describes how long software will be supported
• Dictates how often software is updated

14 . Question

Debian is a community effort that supports many hardware platforms
True or False?

15 . Question

Linux Mint is:

• Compatible with Android systems
• A fork of Ubuntu Linux
• A proprietary version of Ubuntu with advanced features
• A refreshing after dinner treat
• Distributed in every country without license restrictions

16 . Question

A computer running Linux can:

• Outperform proprietary systems at certain tasks
• All of the above
• Function as a web server
• Serve a government agency
• Be used to create new programs

17 . Question

Bundling utilities, management tools, and application software with a Linux kernel is called a:

• A distribution of Linux
• A text editor
• A type of hardware
• A trademark

18 . Question

A network of inexpensive computers connected to sensors and controllers is called:

• Internet of Things (IoT)
• Creative commons
• Open source networking
• Closed source computing
• Relationational database

19 . Question

The Linux platform that runs on mobile phones is called:

• MicroLinux
• IOS
• Android
• Teledroid
• LinuxMobile

20 . Question

What does a distribution provide to add and remove software from the system?

• Compiler
• Application Programming Interface (API)
• Bash
• Package Manager
• Partitioning tool

21 . Question

A software release cycle describes:

• How often upgrades come out for software
• How often the software’s memory is released back to the operating system
• How often the computer must be upgraded to support new software
• How often security fixes are implemented
• How often the computer must be rebooted

22 . Question

Which distributions are made by, or are clones of, RedHat?
(choose two)

• Debian
• CentOS
• Fedora
• Ubuntu
• Slackware

23 . Question

Ubuntu is derived from which distribution?

• Slackware
• Debian
• Scientific Linux
• Red Hat Enterprise Linux

24 . Question

The most important consideration when choosing an operating system is:

• What the intended use of the system is
• How much performance is needed
• The licensing model of the operating system
• The total cost of ownership
• Whether or not it is cloud-friendly

25 . Question

A maintenance cycle:

• Describes how often updates for software come out
• Should be short so you always have the freshest releases
• Only has meaning for paid software
• Should be long so that you have time before you need to upgrade
• Describes how long a version of software will be supported

26 . Question

If a software release is in a state in that it has many new features that have not been rigorously tested, it is typically referred to as beta software.
True or False?

27 . Question

Software is backward compatible if:

• It can be upgraded without downtime
• People still use old versions
• It still supports old file formats or applications
• If the next version still works the same way
• It works across Linux/Mac/Windows

28 . Question

Apple’s OS X is:
(choose three)

• Derived from Linux
• Able to natively run Windows binaries
• Primarily used to manage network services
• A fully certified UNIX distribution
• Tightly integrated with Apple hardware
• Partially based on code from the FreeBSD project

29 . Question

Microsoft Windows:
(choose three)

• Has a scripting environment called PowerShell
• Is generally backwards compatible with previous versions
• Offers both desktop and server products
• Has a short maintenance cycle
• Has a Linux compatibility mode
• Has a new desktop version every year.

30 . Question

When choosing a distribution of Linux, you should consider:
(choose five)

Источник

NDG Linux Essentials 2.0 Chapter 9 Exam Online

NDG Linux Essentials 2.0 Chapter 9 Exam Online

NDG — Linux Essentials 2.0 — Chapter 9 Exam

Quiz-summary

0 of 21 questions completed

1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21

Information

NDG — Linux Essentials 2.0 — Chapter 9 Exam

You have already completed the quiz before. Hence you can not start it again.

Quiz is loading.

You must sign in or sign up to start the quiz.

You have to finish following quiz, to start this quiz:

Results

0 of 21 questions answered correctly

Time has elapsed

You have reached 0 of 0 points, ( 0 )

Categories

1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21

1 . Question

Compression of a file works by:

• Eliminating gaps within the file
• Consolidating multiple files into one
• Removing redundant information
• Storing most of the data on removable media and just leaving a pointer
• Removing the high order bit from each byte

2 . Question

In general, for which of the following would you want to use lossless compression?

• An mp3 audio file
• An encrypted email
• A JPEG image
• A log file
• A movie

3 . Question

Lossy compression:
(choose three)

• Usually results better compression than lossless
• Is often used with images
• Is often used with documents
• Decompresses to an identical version as the original
• Sacrifices some quality

4 . Question

(choose two)

• myfile.tar is unarchived into the current directory
• An error; you forgot to pass the name of the output file
• myfile.tar.gz holds a compressed version of myfile.tar
• An error; you forgot to specify the file with -f
• myfile.tar is removed

5 . Question

How would you obtain output similar to the following?

• gzip –l tags
• gunzip –t tags
• file tags

6 . Question

• tar –fzc Documents documents.tbz
• tar –cf Documents documents.tbz
• tar –cjf Documents
• tar –cjf documents.tbz Documents
• tar –czf documents.tbz

7 . Question

8 . Question

• tar –tjf foo.tar.gz
• tar –lf foo.tar.gz
• tar –tf foo.tar.gz
• tar –xf foo.tar.gz
• tar –tzf foo.tar.gz

9 . Question

• Nothing; -cvjf only expects one parameter
• File names to be added to the archive
• a is the directory that will be prepended to files; b and c are files inside it
• Matching operators; anything starting with a, b, or c will be added
• Extra flags passed to tar

10 . Question

(choose two)

• Only files starting with /home will be extracted from the archive
• The command will print out each filename as it is processed
• The /home directory will be restored with the contents of homedirs.tbz
• Files that are present in the archive might overwrite files in /home
• The output file will be compressed

11 . Question

You archived your users’ directories into a file called backup.tar.gz . You then view the archive and see the filenames follow this convention:

How will you extract just the files for the user called fred ?

• tar –xzf backup.tar.gz home/fred/
• tar –tjf backup.tar.gz /home/fred
• tar –xjf backup.tar.gz home/fred/
• tar –xzf backup.tar.gz fred
• tar –tzf /home/fred

12 . Question

• zip –f mydocs.zip Documents
• zip -r mydocs.zip Documents
• zip –c mydocs.zip Documents
• zip mydocs.zip Documents
• zip -cf mydocs.zip Documents

13 . Question

• zip -lf documents.zip
• unzip -l documents.zip
• unzip —list documents.zip
• zip -l documents.zip
• showzip documents.zip

14 . Question

• unzip documents.zip ProjectX/*
• unzip documents.zip | grep ProjectX
• unzip documents.zip ProjectX
• zip -x documents.zip ProjectX
• unzip -t documents.zip ProjectX

15 . Question

You try to compress a file that is already compressed. Which of the following statements is true?

Источник