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Exam : SUN 310-150
Title : Sun Certified Backup and Recovery Engineer


1. Which statement is true when contrasting network attached storage (NAS) and storage area network (SAN) solutions?
A. NAS provides faster backup performance.
B. NAS enables clients to communicate directly with storage.
C. NAS is better suited for high speed file sharing and host-to-storage connections.
D. NAS devices are attached to the public network and clients use a high level networking file system, such as NFS, to communicate with storage.
Answer: D

2. Which identifies advantages of using a 9840 tape drive within a backup and recovery architecture compared to other types of media?
A. performance and a short backup window
B. cost, the customer is extremely cost-sensitive
C. backup window is not a factor in the architecture
D. volume of data is minimal factor within architecture
Answer: A

3. Which three are known reliable recording formats for tape drives? (Choose three.)
A. serial
B. parallel
C. serpentine
D. helical scan
E. synchronous
F. asynchronous
Answer: BCD

4. Which has an expected capacity of 20 GBytes uncompressed (up to 80 GBytes with compression)?
A. 9840 cartridge
B. LTO tape drive
C. 9840 tape drive
D. DLT tape cartridge
Answer: A

5. Which sustained data transfer rate is supported by a DLT8000 Tape Drive?
A. 6 MB/s up to 12 MB/s compressed
B. 60 MB/s up to 120 MB/s compressed
C. 6 Mbps/s up to 12 Mbps compressed
D. 60 Mbps/s up to 120 Mbps/s compressed
Answer: A

6. Which three sizing components will have impact on the performance and design of a backup and restore solution? (Choose three.)
A. Disks
B. Network
C. Channels
D. Fibre Cable
E. Ethernet Cable
Answer: ABC

7. Given the requirements:
Total data to be backed up = 720 GB
Backup Window = 8 hours
Estimated compression ratio of the data = 1:1
DLT7000 native drive performance = 18GB/Hour
Your manager has asked you to size a library with DLT7000 tape drives.
What is the number of DLT7000 Tape Drives required in the library?
A. 5
B. 8
C. 10
D. 90
Answer: A

8. Which data mover do the Fibre Channel-to-SCSI and native Fibre Channel drives use?
A. SNMP
B. NNTP
C. Extended Copy
D. Remote Copy (RCP)
Answer: C