Discussion
Home ‣ Computer Science ‣ Linux Comments
- Question
What command is used to count the total number of lines, words, and characters contained in a file?
Options- A. countw
- B. wcount
- C. wc
- D. count p
- E. None of the above
- Correct Answer
- wc
- 1. The % key allows you
Options- A. to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace.
- B. to move the cursor to the upperleft corner of the screen
- C. to move the cursor backward to the beginning of a word
- D. to move the cursor to the first column in the current line
- E. None of the above Discuss
- 2. The command used to compare the files is known as
Options- A. comp
- B. cmp
- C. do
- D. ccp
- E. None of the above Discuss
- 3. Which column contains all details of the permissions of a file when you issue the ls -l command?
Options- A. second
- B. fourth
- C. third
- D. first
- E. None of the above Discuss
- 4. Which command is used to remove the read permission of the file 'note' from both the group and others?
Options- A. chmod go+r note
- B. chmod go+rw note
- C. chmod go-x note
- D. chmod go-r note
- E. None of the above Discuss
- 5. The agency that sits between the user and the UNIX system is called the
Options- A. logic
- B. profile
- C. shell
- D. erxc
- E. None of the above Discuss
- 6. What protocol(s) is(are) allowed a user to retrieve her/his mail from the mail server to her/his mail reader?
Options- A. POP3
- B. FTP
- C. MAP
- D. All of the above
- E. None of the above Discuss
- 7. Which of the following NIS clients, finds and stores information about an NIS domain and server?
Options- A. ypwhich
- B. ypbind
- C. ypcat
- D. yppoll
- E. None of the above Discuss
- 8. Layer one of the OSI model is
Options- A. network layer
- B. transport layer
- C. link layer
- D. physical layer
- E. None of the above Discuss
- 9. What file specifies the order in which to use specified name services?
Options- A. /etc/services
- B. /etc/nsorder
- C. /etc/nsswitch.conf
- D. /etc/hosts
- E. None of the above Discuss
- 10. In which tcp_wrappers file can you specify to allow all connections from all hosts?
Options- A. /etc/hosts.allow
- B. /etc/hosts.deny
- C. /etc/hosts
- D. /etc/tcp.conf
- E. None of the above Discuss
Linux problems
Search Results
Correct Answer: to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace.
Correct Answer: cmp
Correct Answer: first
Explanation:
root@server [~]# ls -l .... -rw------- 1 root root 37 Dec 31 2009 .my.cnf -rw------- 1 root root 737 Aug 18 21:20 .mysql_history -rw-r--r-- 1 root root 264 Aug 18 16:51 .pearrc ....
Correct Answer: chmod go-r note
Correct Answer: shell
Correct Answer: POP3
Correct Answer: ypbind
Correct Answer: physical layer
Correct Answer: /etc/nsswitch.conf
Correct Answer: /etc/hosts.allow
Comments
There are no comments.More in Computer Science:
Programming
Copyright ©CuriousTab. All rights reserved.