Oracle认证考试
Which statement correctly describes SQL and /SQL*Plus?（）A、Both SQL and /SQL*plus allow manipulation of values in the database.B、/SQL* Plus recognizes SQL satement and sends them to the server; SQL is the Oracle proprietary interface for executing SQL stat
题目
Which statement correctly describes SQL and /SQL*Plus?（）
- A、Both SQL and /SQL*plus allow manipulation of values in the database.
- B、/SQL* Plus recognizes SQL satement and sends them to the server; SQL is the Oracle proprietary interface for executing SQL statements.
- C、/SQL* Plus language for communicating with the Oracle server to access data; SQL recognizes SQL statements and sends them to the server.
- D、/SQL manipulates data and table definition in the database; /SQL* Plus does not allow manipulation of values in the database.
参考答案和解析
相似问题和答案
第1题：
You are having problems with connections from a specific host (192.168.1.15) not closing down correctly.You want to find the state of the threads from that host check for long-running queries. Which statement will accomplish this?（）
A.A
B.B
C.C
D.D
第2题：
A.A
B.B
C.C
D.D
第3题：
A. income statement
B. statement of owner's equity
C. statement of cash flows
D. balance sheet
第4题：
Which three statements are true about terms in a policy?（）
- A、The order of the terms in a policy is irrelevant.
- B、The action is specified in a then statement.
- C、Terms are optional in a policy.
- D、The match condition can be identified with a from statement.
- E、A from statement is mandatory in a term.
正确答案:B,C,D
第5题：
Which statement correctly describes network security settings in Cisco Network Assistant for the Catalyst Express 500 Switch？（）
- A、The LOW setting enables broadcast storm control， but has no effect on the number of devices that can connect to a switch port
- B、The LOW setting enables broadcast storm control and limits the number of devices that can connect to a switch port.
- C、The LOW setting disables broadcast storm control but limits the number of devices that can connect to a switch port
- D、The default network setting is "HIGH"
正确答案:B
第6题：
A.
B.
C.
D.
第7题：
Refer to the exhibit. Router C was configured so that it could form an adja cency with three OSPF neighbors, one connected to each of its three physical interfaces. Which statement is correct about router C?（）
A. It is configured and functioning correctly as an OSPF internal router.
B. It is configured and functioning correc tly as an ABR attached to stub area 4.
C. It is configured and functioning correctly as an ASBR attached to external area 4.
D. It is configured and functioning correctly as an ABR attached to totally stubby area 4.
E. It is not configured correctly to function as specified.
第8题：
A. Selection, projection, join
B. Difference, projection, join
C. Selection, intersection, join
D. Intersection, projection, join
E. Difference, projection, product
第9题：
You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What does the statement generate？（）
- A、A text copy of the control file.
- B、A binary copy of the control file.
- C、A file containing a SQL statement which will re-create the database.
- D、A file containing a SQL statement which will re-create the control file.
正确答案:D
第10题：
Which statement correctly describes the Cisco implementation of RSTP？ （）
- A、PortFast， UplinkFast， and BackboneFast specific configurations are ignored in Rapid PVST mode.
- B、RSTP is enabled globally and uses existing STP configuration.
- C、Root and alternative ports transition immediately to the forwarding state.
- D、Convergence is improved by using sub-second timers for the blocking， listening， learning， and forwarding port states.
正确答案:B