To reduce wear and tear on rollers.
To provide resistance but still allow some slippage.
To limit the amount of movement by media.
To make it easier to replace rollers.
第1题：
A technician has resolved a paper jam. After the jam is cleared, the display continues to indicate that the printer is jammed. Which of the following should be performed NEXT?（）
第2题：
Which of the following is an environmental server maintenance task that should be performed every three months?（）
第3题：
A. Event logs
B. Throughput tester
C. Packet sniffers
D. OTDR
第4题：
A SAN attached production file server is required to be backed up nightly according to company policy.Recently the data to be backed up has increased to approximately 4TB. Currently， the server has a single attached LTO2 tape drive. Which of the following should the server administrator do to provide enough backup capacity for the nightly job？ （）
第5题：
Which of the following is the purpose of a torque limiter in a roller？（）
第6题：
Which of the following would allow a company to conserve energy and still provide a functional service to its employees？（）
第7题：
Which of the following devices will allow a technician to measure the amount of data that is capable of traversing the network?（）
第8题：
Which of the following will allow for the GREATEST amount of memory failure while still allowing the server to operate？（）
第9题：
An administrator is required to backup 250GB nightly utilizing a single LTO2 tape. The administrator reports that the tape drive is running out of available space before the job completes. Which of the following would allow the administrator to backup this data?（）
第10题：
A finance company needs to increase its storage but has run out of floor space in the data center.Currently they have two ESS 800 systems with a total of 125 TB of System z data. Which of thefollowing IBM System Storage products would allow them to replace the ESS 800 systems,increase their performance, reduce their floor space, and still allow them room to grow?（）