You work as a Network Administrator for Tech Perfect Inc. The company has a Linux-based network. Users complain that they are unable to access resources on the network. However, there was no such problem the previous day. They are receiving the following error messages regularly:
Unable to resolve host name
As your primary step for resolving the issue, which of the following services will you verify whether it is running or not?
You work as a Product Engineer for Net Perfect Inc. The company has a Linux-based network. You want to recursively remove a directory and its contents. Which of the following Linux commands can you use to accomplish the task?
A. rmdir dir1 [dir2…]
B. rm -r dir1 [dir2…]
C. mkdir dir1 [dir2…]
D. mkdir -p dirpath
In Linux, which of the following is the default volume group that is created during installation?
You work as a Database Administrator for Net Perfect Inc. The company has a Linux-based network. You want to locate commands by keyword lookup. Which of the following commands can you use to accomplish the task?
John works as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based network. John is working as a root user on the Linux operating system. He executes the following command in the terminal:
echo $USER, $UID
Which of the following will be displayed as the correct output of the above command?
A. root, 500
B. root, 0
C. John, 502
D. John, 0
Which of the following terms specifies the area in a storage device that contains pointers to where the file systems are located?
B. Boot sector
Which of the following is a built-in command of the shell that is used to send a signal to a process?
In Linux, we can navigate around in the vi editor by first entering into the command mode, and then using the keys such as j, l, k, h, w, b, etc. Each of these keys is used for moving the cursor in a particular direction. For moving into which of the following directions is the “j” key used. Click on the right figure that shows the correct cursor direction for j key.
Which of the following commands is used to uninstall an RPM package from a Linux server?
A. rpm -U
B. rpm -e
C. rpm -re
D. rpm –uninstall
Which of the following statements are true about the find command in Linux? Each correct answer represents a complete solution. Choose all that apply.
A. It can be used to specify the search location (pathname).
B. It can be used to specify how to process the files.
C. It cannot be used to specify logical operations on selections.
D. It cannot be used to specify the type of file to be searched.
E. It can be used to signify recently added files or directories on the system.
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