CompTIA SG0-001 Online Practice Questions and Exam Preparation

CompTIA SG0-001 Online Questions & Answers

• Question 251:

  A storage administrator is allocating storage for a new database application. Based on disk provisioning best practices, which of the following is the MINIMUM number of RAID array volumes from a SAN-attached storage system that is needed?

  B. 1
  C. 2
  D. 3
  C. 2

• Question 252:

  An administrator would like to combine several ISLs into a single virtual connection. Which of the following technologies should be implemented to accomplish this?

  A. LUN Masking
  B. Trunking
  C. Flow Control
  D. VLAN Trunking
  B. Trunking

• Question 253:

  A SAN administrator in a large datacenter has a number of racks with devices alerting for high temperatures randomly in the datacenter. There is sufficient cooling capacity for the datacenter. Which of the following design elements will address the random overheating issue?

  A. Cooling unit relocation
  B. Air dams under the raised floor
  C. Incorporate hot-cold isles
  D. Adequate power circuits
  C. Incorporate hot-cold isles

• Question 254:

  Given an array with sixteen 300GB drives, a storage administrator needs to know how much raw usable space can be made available while still maintaining a highly available RAIDconfiguration with two hot spares. Which of the following is the MAXIMUM capacity that can be allocated and at which RAID level?

  A. 2.1TB, RAID 1
  B. 3.6TB, RAID 6
  C. 3.9TB, RAID 5
  D. 4.8TB, RAID 0
  C. 3.9TB, RAID 5

• Question 255:

  Which of the following technologies has the potential to result in significantly higher utilization of a SAN switch port?

  A. NPIV
  B. FCoE
  C. VSAN
  D. Multipathing
  A. NPIV

• Question 256:

  Which of the following is required for the proper environment of a storage array?

  A. Halon
  B. HVAC
  C. Solar panels
  D. Biometric authentication
  B. HVAC

• Question 257:

  SNMP logs on a storage device show a duplex mismatch alert. Which of the following is the MOST likely cause?

  A. Misconfigured NIC
  B. Incorrect VLAN
  C. Broken cable
  D. Bad port
  A. Misconfigured NIC

• Question 258:

  In a highly available SAN configuration that guarantees no data loss, which of the following replication approaches is required?

  A. Point-in-time
  B. Synchronous
  C. Journaling
  D. Asynchronous
  B. Synchronous

• Question 259:

  Which of the following is an indication of good storage array read performance?

  A. 90-100% CPU utilization
  B. 90-100% adapter port utilization
  C. 90-100% disk utilization
  D. 90-100% read cache hit
  D. 90-100% read cache hit

• Question 260:

  The best practice for ensuring high I/O performance is

  A. Making the logical volumes the same size as the physical disk.
  B. Dedicating the physical disks to logical volumes.
  C. Spreading the logical volumes across all logical disks using striping.
  D. Spreading the logical volumes across all logical disks using concatenation.
  C. Spreading the logical volumes across all logical disks using striping.