Ucertify offers free demo for LX0-103 exam. “CompTIA Linux+ [Powered by LPI] 1”, also known as LX0-103 exam, is a CompTIA Certification. This set of posts, Passing the CompTIA LX0-103 exam, will help you answer those questions. The LX0-103 Questions & Answers covers all the knowledge points of the real exam. 100% real CompTIA LX0-103 exams and revised by experts!
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Q1. – (Topic 2)
Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it?
A. dd if=/dev/zero of=/dev/sda bs=512
B. dd if=/dev/zero of=/dev/sda bs=512 count=1
C. dd if=/dev/zero of=/dev/sda bs=440 count=1
D. dd if=/dev/zero of=/dev/sda bs=440
Q2. – (Topic 2)
Which of the following is correct when talking about mount points?
A. Every existing directory can be used as a mount point.
B. Only empty directories can be used as a mount point.
C. Directories need to have the SetUID flag set to be used as a mount point.
D. Files within a directory are deleted when the directory is used as a mount point.
Q3. – (Topic 3)
What happens after issuing the command vi without any additional parameters?
A. vi starts and loads the last file used and moves the cursor to the position where vi was when it last exited.
B. vi starts and requires the user to explicitly either create a new or load an existing file.
C. vi exits with an error message as it cannot be invoked without a file name to operate on.
D. vi starts in command mode and opens a new empty file.
E. vi starts and opens a new file which is filled with the content of the vi buffer if the buffer contains text.
Q4. – (Topic 1)
During a system boot cycle, what program is executed after the BIOS completes its tasks?
A. The bootloader
B. The inetd program
C. The init program
D. The kernel
Q5. – (Topic 4)
Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?
A. File size
B. Modify timestamp
C. Link count
D. Inode number
Q6. – (Topic 3)
Immediately after deleting 3 lines of text in vi and moving the cursor to a different line, which single character command will insert the deleted content below the current line?
A. i (lowercase)
B. P (uppercase)
C. p (lowercase)
D. U (uppercase)
E. u (lowercase)
Q7. – (Topic 3)
What is the output of the following command?
echo "Hello World" | tr -d aieou
A. Hello World
C. Hll Wrld
D. eoo Hll Wrld
Q8. – (Topic 3)
Which of the following commands displays the contents of a gzip compressed tar archive?
A. gzip archive.tgz | tar xvf –
B. tar ztf archive.tgz
C. gzip -d archive.tgz | tar tvf –
D. tar cf archive.tgz
Q9. – (Topic 3)
What is the default action of the split command on an input file?
A. It will break the file into new files of 1,024 byte pieces each.
B. It will break the file into new files of 1,000 line pieces each.
C. It will break the file into new files of 1,024 kilobyte pieces each.
D. It will break the file into new files that are no more than 5% of the size of the original file.
Q10. CORRECT TEXT – (Topic 2)
Which world-writable directory should be placed on a separate partition in order to prevent users from being able to fill up the / filesystem? (Specify the full path to the directory.)
Answer: /tmp, tmp, /var/tmp, /tmp/, /var/tmp/