Operating System Questions and Answers

We have prepared some special (New Syllabus) NIELIT CCC Online Mock Test 30 Questions (CCC Test) for you, by reading this NIELIT CCC Free Online Test Computer Fundamentals Questions in Hindi and English  2021/ Operating System Questions  in Hindi and English ; you can pass your CCC Exam in a very short time. (CCC Practice Test in Hindi and English ).

तो, अगर आप भी अपनी CCC परीक्षा को पहली बार में और अच्छी ग्रैड के साथ पास करना चाहते हैं। तो, नीचे दिए गए सभी CCC Online Test of 30 Questions / Operating System Question/  को अच्छे से कर लें।

INSTRUCTIONS

• Here you will get the entire test chapter wise for CCC Nielit Exam, so that you can prepare your exam very well.
• Each chapter will have 30-30 questions in each test, for which a time limit of 30 minutes has been set.
• It is very important for you to do all the tests in turn from all the chapters for good preparation.
• All questions are based on the New Syllabus of CCC Nielit Exam.

निर्देश

• यहाँ पर आप सभी को CCC Nielit Exam के लिए सभी टेस्ट चैप्टर वाइज मिलेगे जिससे आप अपने एक्जाम की तैयारी बहुत अच्छे से कर सकते है ।
• प्रत्यके चैप्टर के प्रत्येक टेस्ट में 30-30 प्रश्नोत्तर होगे जिसके लिए 30 मिनट का समय निर्धारित किया गया है ।
• आपको अच्छी तैयारी के लिए सभी चैप्टर से बारी-बारी से सभी टेस्ट करना बहुत आवश्यक है ।
• सभी प्रश्न CCC Nielit Exam के New Syllabus पर आधारित है ।

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1. Answered
2. Review

1. Question 1 of 30

   1. Question

   1 points

   Who developed Linux?

   • Sabeer Bhatia
   • Linux Redhat
   • Bill Gates
   • Linus Torvalds
   Correct
   

   Incorrect
   
2. Question 2 of 30

   2. Question

   1 points

   How can you obtain a short description of the ls command?

   • whereis -ls
   • whereis ls
   • whatis ls
   • whatis -ls
   Correct
   

   Incorrect
   
3. Question 3 of 30

   3. Question

   1 points

   What is the purpose of the touch command?

   • It displays the contents of a file
   • It makes a new directory
   • It updates the timestamp of an already existing file
   • It creates a new empty file
   Correct
   

   Incorrect
   
4. Question 4 of 30

   4. Question

   1 points

   What does the following command do? # what is cal

   • None of these
   • It returns a one line description about the cal command
   • It returns a complete description about the cal command
   • It returns the current date
   Correct
   

   Incorrect
   
5. Question 5 of 30

   5. Question

   1 points

   Which of the following vi commands will discard the changes to the file and exit the vi editor?

   • wq
   • i
   • q!
   • w
   Correct
   

   Incorrect
   
6. Question 6 of 30

   6. Question

   1 points

   Which of the following vi commands will exit forcefully from the vi editor without saving changes to the file?

   • wq!
   • q!
   • wq
   • None of these
   Correct
   

   Incorrect
   
7. Question 7 of 30

   7. Question

   1 points

   Which command adds a new user?

   • newuser
   • useradd
   • usernew
   • None of these
   Correct
   

   Incorrect
   
8. Question 8 of 30

   8. Question

   1 points

   Which of the following commands can be used to display a long listing of files, with a human-readable file size (like 6.8M instead of 6819467)?

   • ls -l
   • ls +ah
   • ls
   • ls -lh
   Correct
   

   Incorrect
   
9. Question 9 of 30

   9. Question

   1 points

   Which of the following is an incorrect command?

   • $ lprem /etc/passwd
   • $ lpq
   • $ lpr /etc/passwd
   • $ print /etc/passwd
   Correct
   

   Incorrect
   
10. Question 10 of 30

    10. Question

    1 points

    Which of the following commands lets you search for text in a file without opening the file first?

    • more
    • grep
    • pwd
    • None of these
    Correct
    

    Incorrect
    
11. Question 11 of 30

    11. Question

    1 points

    What does the du command do?

    • It shows the details of the currently logged in user
    • It shows the disk file size
    • It shows disk usage
    • None of these
    Correct
    

    Incorrect
    
12. Question 12 of 30

    12. Question

    1 points

    What is the name of the file where groups are added?

    • /etc/grp
    • /usr/bin/group
    • /etc/groups
    • /etc/group
    Correct
    

    Incorrect
    
13. Question 13 of 30

    13. Question

    1 points

    Which of the following commands will show you a page-wise listing?

    • ls /bin | less
    • ls /bin | more
    • ls /bin | grep
    • None of these
    Correct
    

    Incorrect
    
14. Question 14 of 30

    14. Question

    1 points

    Why is the wc command used?

    • It is used for sorting
    • It reads the file
    • It gives the line index
    • It counts lines and characters from the file
    Correct
    

    Incorrect
    
15. Question 15 of 30

    15. Question

    1 points

    Which of the following is not a valid shell?

    • zsh
    • bash
    • tcsh
    • wsch
    Correct
    

    Incorrect
    
16. Question 16 of 30

    16. Question

    1 points

    How will you display the fifth man page for the inittab command?

    • man 4 inittab
    • manual 5 inittab
    • man 6 inittab
    • man 5 inittab
    Correct
    

    Incorrect
    
17. Question 17 of 30

    17. Question

    1 points

    Which command changes permissions of files or directories?

    • usermod
    • chmod
    • chpermission
    • changemod
    Correct
    

    Incorrect
    
18. Question 18 of 30

    18. Question

    1 points

    Which is the correct syntax to display the calendar of September 2020?

    • cal 9 2020
    • calendar 2020
    • 2020 cal
    • 9 2020 calendar
    Correct
    

    Incorrect
    
19. Question 19 of 30

    19. Question

    1 points

    Which of the following commands will create a soft link?

    • $ ln -slink /etc/test test
    • $ ln -s /etc/test test
    • $ ln /etc/test test
    • $ ln -softlink /etc/test test
    Correct
    

    Incorrect
    
20. Question 20 of 30

    20. Question

    1 points

    Which of the following vi commands will delete the current line?

    • Delete
    • DD
    • dd
    • del
    Correct
    

    Incorrect
    
21. Question 21 of 30

    21. Question

    1 points

    What does the history command do?

    • It displays the complete list of commands which have been executed in the current session
    • It hides user information
    • It hides the history of commands which have been executed in the current session
    • It shows user information
    Correct
    

    Incorrect
    
22. Question 22 of 30

    22. Question

    1 points

    Does Linux support wildcard characters, regular expressions and modifiers?

    • Yes
    • No
    Correct
    

    Incorrect
    
23. Question 23 of 30

    23. Question

    1 points

    Which of the following vi commands will save the file and exit forcefully from the vi editor?

    • q!
    • w!
    • wq
    • :wq!
    Correct
    

    Incorrect
    
24. Question 24 of 30

    24. Question

    1 points

    How can the version of the Linux kernel be checked?

    • uname -f
    • uname -r
    • uname -kernel
    • kernel -uname
    Correct
    

    Incorrect
    
25. Question 25 of 30

    25. Question

    1 points

    What does the pwd command do?

    • It shows information about Linux architecture
    • It changes the password of a user
    • It shows the current path where the user is
    • It shows the passwd file
    Correct
    

    Incorrect
    
26. Question 26 of 30

    26. Question

    1 points

    How can you locate the file named passwd?

    • find passwd
    • find -name /etc
    • find / -name passwd
    • find -uid root -gid root -name passwd
    Correct
    

    Incorrect
    
27. Question 27 of 30

    27. Question

    1 points

    What is the purpose of the make whatis command?

    • Updating the rpm database
    • Updating the whatis database
    • Giving a brief description of the what is command
    • Updating the man pages
    Correct
    

    Incorrect
    
28. Question 28 of 30

    28. Question

    1 points

    Which command is used to modify the user?

    • usermod
    • modify
    • moduser
    • modseradd
    Correct
    

    Incorrect
    
29. Question 29 of 30

    29. Question

    1 points

    Linux operating system is:

    • Single User
    • Multi User
    • Single/Multi User
    • None of these
    Correct
    

    Incorrect
    
30. Question 30 of 30

    30. Question

    1 points

    What is the correct format to open the file /etc/test into the vi editor?

    • None of these
    • vi /etc/test
    • edit /etc/test
    • /etc/test vi
    Correct
    

    Incorrect
    

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