Which of the following statements are true about the Grand Unified Bootloader (GRUB)? Each correct answer represents a complete solution. Choose all that apply.
A. It operates similar to LILO.
B. It is referred to as a multiboot boot loader.
C. It is only compatible with Unix/Linux operating systems.
D. It is the default boot loader because of its varied distributions.
You work as a Database Administrator for Net Perfect Inc. The company has a Linux-based network. In your Linux system, you want to go to the previous directory. Which of the following commands can you use to accomplish the task?
C. cd dir && commandname
You want to redirect standard input for apropos to command1 file. Which of the following commands can you use to accomplish the task?
A. $ apropos shells >> command1
B. $ apropos shell bash > command1
C. $ apropos < command1
D. $ apropos bash shell shells | less
You work as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based network. You have received an error on your Linux server stating that the superblock is damaged. Which of the following commands will you use to resolve the issue?
In Linux, which of the following is the root directory that contains all other directories and files?
In Linux, which of the following symbols are used to redirect the output of a command? Each correct answer represents a complete solution. Choose all that apply.
Ex is a line editor that serves as the foundation for the screen editor vi. Which of the following ex commands facilitates structured insertion of text by setting up auto indention?
A. :set ic
B. :set nu
C. :set ai
D. :set wrapmargin=2
Which of the following cp command parameters copies only when the source file is newer than the destination file or when the destination file is missing?
You work as a Network Administrator for Net World International. The company has a Linux-based network. You are configuring a hard disk drive on a Linux server that contains important data. Which of the following commands could possibly destroy data on the hard disk?
You work as a Database Administrator for Net Perfect Inc. The company has a Linux-based network. In your Linux system, you want to find files that are not readable by all. Which of the following commands can you use to accomplish the task?
A. find -maxdepth 1 -type d | while read dir; do echo $dir; echo cmd2; done
B. find -type d ! -perm -111
C. find -name ‘*.[ch]’ | xargs grep -E ‘expr’
D. find -type f ! -perm -444
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