S10-110 Online Practice Questions and Answers

What is Software Defined Storage?

A. virtualized storage with a service management interface

B. virtualized storage with a Fibre Channel interface

C. virtualized storage with an Ethernet interface

D. physical storage with a service management interface

Which two security methods will protect iSCSI traffic from unauthorized tampering or spoofing? (Choose two.)

A. internet Protocol Security (IPsec)

B. ACLs

C. encryption at rest

D. Challenge Handshake Authentication Protocol (CHAP)

Your customer has a Fibre Channel SAN environment and has properly zoned servers for storage with front end controller ports. When an administrator goes to initialize a provisioned volume, it is not seen on the server. What would cause this problem1?

A. an unplugged cable

B. a multi-path I/O failure

C. a corrupted volume

D. improper LUN masking

What do RAID 5 sets use to rebuild data?

A. mirroring

B. parity

C. Flash memory

D. data quiescing

Which two connection sequences are supported for direct-attached storage? (Choose two.)

A. Fibre Channel Host HBA -> FC Switch -> FC Target Device on Storage Controller

B. Fibre Channel Host HBA -> FC Target Device on Storage Controller

C. SAS Host HBA -> SAS Target Storage Controller

D. iSCSI Host Software Initiator -> Ethernet Switch -> iSCSI Host Target Initiator

What is the process called that Solid State Drives (SSDs) use to reclaim space taken by previously stored data?

A. coalescing

B. write amplification

C. garbage collection

D. IOPS resizing

What are two characteristics of Challenge-Handshake Authentication Protocol (CHAP)? (Choose two.)

A. CHAP uses a parity algorithm to jumble the credentials for security.

B. CHAP uses a Point-to-Point Protocol (PPP) method.

C. CHAP uses a hash mechanism so the clear text authentication piece is never sent.

D. CHAP is required for iSCSI initiator authentication

What are three iSCSI configuration optimization techniques? (Choose three.)

A. Combine iSCSI data traffic with management IP traffic for maximum efficiency.

B. Enable jumbo frames

C. Isolate iSCSI traffic from other IP frames.

D. Place a firewall between initiators and targets for security

E. Enable flow control on switches.

You are designing a synchronous remote mirror solution. Which two factors regarding maximum distance must be considered in this scenario? (Choose two)

A. the customer's application tolerance for latency

B. the customer's RTO requirement

C. the availability of high-speed communication links

D. the amount of storage required by the customer's application

Your company needs to buy more disks for new servers and are considering SSD and HDD solutions What are two reasons why you would recommend using SSD? (Choose two.)

A. no moving parts

B. better performance

C. high capacity

D. lower cost