An administrator is beginning a set of failover tests. The administrator would like to have clean log files foreach test. Which command will achieve this？（） clcycle。 clrefresh。 cllogcycle。 cllogrotate。
环境心理学
A customer with three Windows servers wants to create a shared storage array. One server runs a200 GB Oracle database with high transaction rates. The second server is a file server with 3 TBof data and the third server is a mail server with 150 GB of storage. The key customer decisionmaker has only purchased EMC CX storage products in his previous employment. Cost is a keyconsideration. From the following which is a key feature that could convince the customer topurchase a DS3500 over an EMC CX storage system?（） SATA and SAS 2.0 disk drive technology can be mixed in different enclosures 。 nearline SAS 2.0 and SAS 2.0 disk drive technology can be mixed in the same enclosure。 SATA disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solution 。 SAS 2.0 disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solutio。
A customer has two single cluster IBM TS7700 Virtualization Engines at the same site. The customer wants to move one to a remote site and set up a grid configuration with the two clusters. The customer has fibre between the two sites. What is the most important factor to consider when planning the new configuration?（） operator training。 cache size of the two clusters。 fibre bandwidth capability between the sites。 number of stacked tape drives attached to each cluster。
识别危险源的存在并确定其特性的过程称之为（）。 危险分析。 危害分析。 危险源分析。 危险源辨识。
SORT_AREA SIZE and HASH_AREA_SIZE parameters are ignored in some of the user sessions. What could be the reason？（）
