A three-phase alternator operates at 450 volts with a power factor of 0~8.If the ammeter indicates 250 amperes, what should be the KW meter reading ().
A ship that,at any time,operates seaward of the outermost boundary of the territorial sea is required to prepare,submit,and maintain a(n)().
The control spindle operates the slipper ring or () of the variable delivery pump, which controls the suction and discharge of the oil.
Your database operates in ARCHIVELOGmode. The redo log files are not multiplexed and one of the online redo logs is missing. The missing redo log sequence, 230, is not archived and it contained information from 10:35 a.m. onwards. The current time is 11:00 a.m. Because of a disk crash, you executed the following command to perform an incomplete recovery: RMAN> RUN { 2> SET UNTIL SEQUENCE 230 THREAD 1; 3> ALTER DATABASE MOUNT; 4> RESTORE DATABASE; 5> RECOVER DATABASE; 6> ALTER DATABASE OPEN RESETLOGS; 7> }; With reference to this scenario, which statement is true?()
Your BladeCenter customer operates multiple geographically dispersed datacenters and needs resilient remote access to servers. What is the most cost-effective solution listed below?()
Your database operates in ARCHIVELOG mode. User-managed consistent backups are performed every Sunday night. On Tuesday, client A drops a table at 8:00 a.m. as follows: SQL> DROP TABLE cust_ord PURGE; Table dropped. Client B executes a query at 9:00 a.m. on the same table as follows: SQL> SELECT * FROM cust_ord; SELECT * FROM cust_ord *ERROR at line 1:ORA-00942: table or view does not exist Client B needs the dropped table and reports the problem to you.With reference to this scenario, which action should you take?()