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Answer Posted / vamshi krishna
1) Which are the backup types that are available in
Netbackup ?
Answer-
Differential Incremental Backup
Commulative Incremental Backup
User Backup
User Archive
Full Backup
2)What is a master server & media server?
3)What is volume pools & volume Groups?
4)What is media multiplexing?
Answer-
The process of sending concurrent-multiple backups from one
or more clients
to a single storage device and interleaving those images
onto the media.
5)What does these status codes mean- 216, 256,298,50?
6)What is the process of importing images and why do we
import images?
7)What does it mean by inventoring a robot?
8) What is avrd ?
Answer-
The automatic volume recognition daemon on UNIX and process
on Windows
9) What is bpadm?
Answer-
An administrator utility that runs on NetBackup UNIX
servers. It has a character-based,
menu interface that can be run from terminals that do not
have X Windows
capabilities.
10)What is a frozen image ?
Answer-
A stable disk copy of the data prior to backup. A frozen
image is created
very rapidly, causing minimal impact on other applications.
There are two
basic types: copy-on-write and mirror.
11)What is retention period ?
Answer-
The length of time that NetBackup keeps backup and archive
images. The retention
period is specified on the schedule.
12)What is tape spanning ?
Using more than one tape to store a single backup image.
13)What is TLD,TLH,TLM,TL4,TL8?
TLD-Tape Library DLT
TLH-Tape Library Half-inch
TLM-Tape Library Multimedia
TL4-Tape Library 4MM
TL8-Tape Library 8MM
14) What is the full form of DLT?
Answer-Digital-linear tape or tape drive type.
15)What is image expiration and volume expiration?
Image Expiration-
The date and time when NetBackup stops tracking a backup
image.
Volume Expiration-
The date and time when the physical media (tape) is
considered to be no longer
usable.
16)Commanline to shutdown netbackup services on Windows
Server?
Answer-bpdown
17) Which command is used to produce a report on Status of
Netbackup Images?
Answer-bpimagelist
18) What is the use of command vmupdate?
Answer-Inventory the media contents of a robotic library.
19) Commandline for Creating a copy of backups created by
NetBackup?
Answer-bpduplicate
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