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2022年1月19日

ocp 19c考题,科目082考试题(16)-about dropping and unused columns

摘要: 16.Which three statements are true about dropping and unused columns in an Oracle database?(Choose three.) A. A primary key column referenced by anoth 阅读全文

posted @ 2022-01-19 14:25 alice9313 阅读(39) 评论(0) 推荐(0)

2022年1月17日

ocp 19c考题,科目082考试题(15)-move datafile to

摘要: 15.Examine this command: ALTER DATABASE MOVE DATAFILE '/u01/sales1.dbf' TO /u01/sales01.dbf' REUSE; Which two statements are true? (Choose two.) A. DM 阅读全文

posted @ 2022-01-17 11:37 alice9313 阅读(112) 评论(0) 推荐(0)

2022年1月14日

ocp 19c考题,科目082考试题(14)-starting with the letter D followed by at least two characters

摘要: 14、choose one Examine the description of the CUSTOMERS table: name null? type CUST_ID NOT NULL VARCHAR2(6) FIRST_NAME VARCHAR2(50) LAST_NAME NOT NULL 阅读全文

posted @ 2022-01-14 15:48 alice9313 阅读(47) 评论(0) 推荐(0)

2022年1月13日

ocp 19c考题,科目082考试题(13)-variable prompt

摘要: 13.You want to write a query that prompts for two column names and the WHERE condition each time it is executed in a session but only prompts for the 阅读全文

posted @ 2022-01-13 17:43 alice9313 阅读(50) 评论(0) 推荐(0)

2022年1月11日

ocp 19c考题,科目082考试题(12)-about self-join

摘要: 12.Which three statements are true about a self-join? (Choose three.) A. The ON clause must be used B. The query must use two different aliases for th 阅读全文

posted @ 2022-01-11 14:59 alice9313 阅读(56) 评论(0) 推荐(0)

2022年1月7日

oracle ocp 19c考题11,科目082考试题 - about SET VERIFY ON command

摘要: 11.Which two statements are true about the SET VERIFY ON command? (Choose two.) A. It can be used only in SQL*Plus B. It displays values for variables 阅读全文

posted @ 2022-01-07 14:02 alice9313 阅读(121) 评论(0) 推荐(0)

2022年1月6日

oracle ocp 19c考题10,科目082考试题 - shared server dispatchers

摘要: 10.Which three functions are performed by dispatchers in a shared server configuration? (Choose three.) A. writing inbound request to the common reque 阅读全文

posted @ 2022-01-06 10:24 alice9313 阅读(98) 评论(0) 推荐(0)

2022年1月5日

oracle ocp 19c考题9,科目082考试题-关于SAVEPOINT

摘要: 9.Which two statements are true regarding a SAVEPOINT? (Choose two.) A. Rolling back to a SAVEPOINT can undo a CREATE INDEX statement B. Rolling back 阅读全文

posted @ 2022-01-05 14:34 alice9313 阅读(72) 评论(0) 推荐(0)

2021年12月28日

oracle ocp 19c考题8,科目082考试题-logical and physical database structures

摘要: Which three statements are true concerning logical and physical database structures? (Choose three.) A. All tablespaces may have one or more data file 阅读全文

posted @ 2021-12-28 17:23 alice9313 阅读(120) 评论(0) 推荐(0)

2021年12月27日

oracle ocp 19c考题7,科目082考试题-listener tnsnames

摘要: In the spfile of a single instance database, LOCAL_LISTENER is set to LISTENER_1. The TNSNAMES.ORA file in $ORACLE_HOME/network/admin in the database 阅读全文

posted @ 2021-12-27 17:00 alice9313 阅读(151) 评论(0) 推荐(0)

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