1. A technician is wiring up a new rack. Which of the following is the appropriate place for the power cord to wire this rack correctly?

A) Each PDU should be plugged into a separate UPS
B) One power supply from each server should go to differing PDUs
C) Each UPS should be plugged into a different circuit
D) Nothing should be plugged into the wall other than the UPSs



2. Users have reported that they cannot access certain Internet sites. An administrator wants to test that the sites are properly resolving to an IP address. Which of the following tools would allow the administrator to test name resolution?

A) dig
B) ifconfig
C) net view
D) ipconfig



3. A technician notices inlet temperatures to rack-mounted servers are significantly higher in the center of the rack as compared to the top and bottom of the rack. Which of the following is the MOST likely reason?

A) Lack of front-mounted blanking panels
B) Air conditioning units sized incorrectly
C) Too much humidity in the room
D) Room temperature set too high



4. Which of the following backup methods should be used nightly to ensure backups capture all necessary data in the LEAST amount of time?

A) Normal
B) Differential
C) Daily
D) Incremental



5. Two RAID arrays are created from eight disks. One is created using RAID 6,the other is created using RAID 5 with a hot spare. Which of the following is the operational difference between these configurations?

A) RAID 6 has the ability to recover from two disks simultaneously failing.
B) The RAID 5 array will be significantly faster than the RAID 6 array.
C) RAID 6 has a higher storage capacity than RAID 5.
D) The RAID 6 array will be significantly faster than the RAID 5 array.