There are seven fields in the /etc/passwd file. Which of the following lists all the fields in the correct order?

Operating System Interview Questions and Answers

(Continued from previous question...)

There are seven fields in the /etc/passwd file. Which of the following lists all the fields in the correct order?

There are seven fields in the /etc/passwd file. Which of the following lists all the fields in the correct order?
Choose one:
a. username, UID, GID, home directory, command, comment
b. username, UID, GID, comment, home directory, command
c. UID, username, GID, home directory, comment, command
d. username, UID, group name, GID, home directory, comment


Answer: b
The seven fields required for each line in the /etc/passwd file are username, UID, GID, comment, home directory, command. Each of these fields must be separated by a colon even if they are empty.

(Continued on next question...)

Other Interview Questions

• You want to create a compressed backup of the users' home directories. What utility should you use?
• When you install a new application, documentation on that application is also usually installed. Where would you look for the documentation after installing an application called MyApp?
• The easiest, most basic form of backing up a file is to _____ it to another location.
• What is Throughput, Turnaround time, waiting time and Response time?
• What key combination can you press to suspend a running job and place it in the background?
• What is a Safe State and what is its use in deadlock avoidance?
• What is fragmentation? Different types of fragmentation?
• When you issue the command ls -l, the first character of the resulting display represents the file's ___________.
• What utility can you use to show a dynamic listing of running processes? __________
• While logged on as a regular user, your boss calls up and wants you to create a new user account immediately. How can you do this without first having to close your work, log off and logon as root?
• More...