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1. Which are valid link types in Linux? (choose two)
- Filesystem links
- Stable links
- Hard links
- Soft links
2. The output of the ls -l command includes “/etc/grub.conf -> ../boot/grub/grub.conf”. Based on this information, which is the soft link file?
- ../boot/grub/grub.conf
- Both
- Neither
- /etc/grub.conf
3. Which of the following commands will create a soft link from the /tmp/test file to the /tmp/data file?
- ln /tmp/test /tmp/data
- ln /tmp/data /tmp/test
- ln -s /tmp/test /tmp/data
- ln -s /tmp/data /tmp/test
4. Which of the following commands will create a hard link from the /tmp/test file to the /tmp/data file?
- ln -s /tmp/data /tmp/test
- ln /tmp/data /tmp/test
- ln /tmp/test /tmp/data
- ln -s /tmp/test /tmp/data
5. What permissions are typically placed on soft link files?
- ———
- rw-rw-rw-
- rwxrwxrwx
- rwx——
6. When you create a soft link, it increases the hard link count by one.
True or False?
- True
- False
7. When you create a hard link, it increases the hard link count by one. True or False?
- True
- False
8. Which is true about hard links?
- They are created with the ln -s command
- They share inodes
- They can only be created by the root user
- They can be made to directories
9. What option to the find command allows you to search for files by inode numbers?
- -links
- -ipath
- -inum
- -mtime
10. If you have 5 hard linked files and you delete four of them including the original one, then:
- The file still exists, but the data in the file is deleted
- You lose the data from the file
- The hard link count goes to 0
- The data is still available from the remaining file
11. If you have a file named /tmp/hosts pointing to a file named /etc/hosts and the /etc/hosts file is deleted, then which of the following statements is true?
- The /tmp/hosts file now points to nothing
- You can still access the data by using /tmp/hosts
- The data from /etc/hosts is automatically copied into /tmp/hosts before /etc/hosts is deleted
- It is not possible to delete the /etc/hosts file while a soft link is pointing to it
12. Which value represents the inode number in the following output of the ls -li command: 87589 -rw-r–r–. 2 root root 83 Mar 4 22:45 myhosts
- 22:45
- 83
- 2
- 87589
13. Which value represents the hard link count in the following output of the ls -li command: 87589 -rw-r–r–. 2 root root 83 Mar 4 22:45 myhosts
- 87589
- 2
- 22:45
- 83
14. A soft link is also called a _____ link.
- symbolic
- indirect
- true
- false
15. Which type of link can be made to a file on another filesystem, hard or soft?
- soft
- hard
16. Which type of link can be made to directories, hard or soft?
- hard
- soft
17. Which type of link is easier to visually “see”, hard or soft?
- hard
- soft
18. Which type of link is indistinguishable by programs from regular files, hard or soft?
- soft
- hard
19. Which option to the ls command displays the inode numbers of files?
- -inum
- -i
- -l
- -N
20. When viewing a file with the ls -l command, which character represents a file type of soft link?
- –
- d
- f
- l
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