Interview Questions Faced by SYED PARVEZ ZAFAR, RHCE

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Interview Questions Faced by SYED PARVEZ ZAFAR, RHCE

The following interview questions are provided by SYED PARVEZ ZAFAR, RHCE.
Thanks a lot on behalf of AEM for sharing theses questions…
 
1.What do you mean By Cloud Computing ?
2.Explain the Booting Process of Linux ?
3.What is the size of MBR (Master Boot Record)?
4.What is RAID 6?
5.What is swap and why it is used?
6.What is the filesystem in Linux?
7.What is the difference between ext3 and ext4 filesystem?
8.What is cache?
9.What is VLAN ? Can you Configure Routers and Switches?
10.What is the difference between Routers and Switches?
11.How will you go to Single User Mode in Linux?
12.What is the Process ID (PID) of init process?
13.What is the user id of root user?
14.What are the special Permissions in LINUX?
15.How will you check free memory in LINUX?
16.How will you check free disk space in LINUX?
17.How will you check type of filesystem in LINUX using Command Line Feature in LINUX?
18.What is the size of PE?
19.What is LVM?
20.Have you configured mail server?
21.Have you configured DNS server?
22.What is DNS ? Explain in Detail? Why it is used?
23.What is the port number of DHCP Server?
24.What are the different types of LVM?
25.What is SUID?
26.What is the use of inittab file in LINUX? What are the different runlevels in inittab file?
27.What is the Significance of runlevel 2 in inittab file?
28.You have lost /etc/fstab file? How will you recover /etc/fstab file?
29.How will you check PE size in LVM?
30.How will you define PE size when configuring LVM?
31.What is LAMP? Have you configured it?
32.What is SAN? 
33.What is NAS?
34.What are the differences between SAN and NAS?
35.Tell me the name of the directory where Sticky Bit is applied?