NLS parameters can be set using the five methods listed. Put the methods in order from highest to lowest according to Oracle‟s order of precedence: () a. Default setting b. Client environment variable c. Explicit ALTER SESSION statement d. Inside SQL function e. Server initialization parameter b, d, e, a, c。 e, a, b, c, d。 d, c, b, e, a。 a, b, d, c, e。 d, c, b, a, e。
耐受性定律
You executed the following procedure to collect statistics regarding an index: SQL>ANALYZE INDEX EMP_ID VALIDATE STRUCTURE; Which view will you use to determine whether you need to rebuild the index or not?() INDEX_STATS。 DBA_INDEXES。 DBA_IND_COLUMNS。 V$OBJECT_USAGE。
An administrator has recently added a VLAN to the VIO server and wants to update the documentation. Which command displays the current VIO server VLAN configuration?() lsmap -all。 lsmap -net。 lsmap -ent。 lsmap -vla。
长期投资评估在确定风险报酬率时,需要考虑被评估企业的()。 经营风险。 财务风险。 倒闭风险。 行业风险。 突发事件。
Which of the following are valid program types for a lightweight job?()