单选题Only after talking to two students________ that having strong motivation is one of the biggest factors in reaching goals.AI did discoverBdid I discoverCI discoveredDdiscovered I
单选题
Only after talking to two students________ that having strong motivation is one of the biggest factors in reaching goals.
A
I did discover
B
did I discover
C
I discovered
D
discovered I
参考解析
解析：
相关考题：
Assume that you have a network where an activity on the critical path can be crashed by two weeks. If the activity is actually crashed by two weeks, then:A.The project's schedule will be reduced by weeks.B.The available slack on the noncritical paths will increase.C.A new critical path may appear after the crash.D.All of the above.E.A and B only.
–()? – No, it’s not very far at all, only two blocks. (A)Is it too far to walk?(B) Do you know where is the public bathroom?(C) What do I do after walking two blocks along the street?(D) What’ s the best way to the public bathroom?
__________the coffee, Mr. Johnson washed the cup and put it away. A.Having drankB.DrinkingC.After drankD.Having drunk
Not only I but also Jane and Mary _______ tired of having one examination after another. A. isB. areC. be
Emma’s voice was ________ after talking for two hours. A.prevailingB.hoarseC.commendableD.self-reliant
Examine the following command that is used to duplicate a database on the same host:Which two statements describe the effect after the database is duplicated successfully? () A. The data files of the read-only tablespaces in the target database are not duplicatedB. The read-only tablespaces in the target database are still defined in new the databaseC. The read-only tablespaces in the target database are changed to online after duplicationD. The data files of the read-only tablespaces in the target database get duplicatedE. The read-only tablespaces in the target database are not defined in the new database
Examine the following command that is used to duplicate a database on the same host:RMAN RUN{ALLOCATE AUXILIARY CHANNEL, aux 1 DEVICE TYPE DISK;DUPLICATE TARGET DATABASE TO auxdb SKIP READONLY; \ }Which two statements describe the effect after the database is duplicated successfully? （）(Choose two)A. The data files of the read-only tablespaces in the target database are not duplicatedB. The read-only tablespaces in the target database are still defined in new the databaseC. The read-only tablespaces in the target database are changed to online after duplicationD. The data files of the read-only tablespaces in the target database get duplicatedE. The read-only tablespaces in the target database are not defined in the new database
The external flotation bladder of an immersion suit should be inflated ______.A.only after two hours in the waterB.only after four hours in the waterC.before entry into the waterD.upon entry into the water
When should the emergency position-indicating radio beacon be activated after abandoning an OSV ________．A.ImmediatelyB.After one hourC.Only when another vessel is in sightD.Only after sunset
Not only I but also Jane and Mary（）tired of having one examination after another.A、isB、areC、amD、be
You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file, if it has already been backed up.（） (Choose two.)A、The data file backup is done with multiple channelsB、The data files is in the read-write mode after being backed up in the read only modeC、The backup was taken after the data files was taken offline-normal or is in the read only modeD、The data file backup complies with the back retention policy and the backup duplexing feature
You have enabled backup optimization for the RMAN environment.Identify two criteria on which RMAN will skip the file, if it has already been backed up.（）A、The data file backup is done with multiple channelsB、The data files is in the read-write mode after being backed up in the read only modeC、The backup was taken after the data files was taken offline-normal or is in the read only modeD、The data file backup complies with the back retention policy and the backup duplexing feature
A database administrator wants to design a multi-partition database that can take advantage of both intra-partition parallelism and inter-partition parallelism. Which configuration will allow the use of these types of parallelism while using the least number of hardware components (servers, processors)? （）A、one server having at least two processors B、two servers having one processor and one logical database partition C、one server having four processors and two logical database partitions D、two servers each having four processors and two logical database partitions
Which two statements are true about WHERE and HAVING clauses? （）A、A WHERE clause can be used to restrict both rows and groups.B、A WHERE clause can be used to restrict rows only.C、A HAVING clause can be used to restrict both rows and groups.D、A HAVING clause can be used to restrict groups only.E、A WHERE clause CANNOT be used in a query if the query uses a HAVING clause.F、A HAVING clause CANNOT be used in subqueries.
Examine the following command that is used to duplicate a database on the same host: RMAN RUN { ALLOCATE AUXILIARY CHANNEL, aux 1 DEVICE TYPE DISK; DUPLICATE TARGET DATABASE TO auxdb SKIP READONLY; / } Which two statements describe the effect after the database is duplicated successfully? （）(Choose two)A、The data files of the read-only tablespaces in the target database are not duplicatedB、The read-only tablespaces in the target database are still defined in new the databaseC、The read-only tablespaces in the target database are changed to online after duplicationD、The data files of the read-only tablespaces in the target database get duplicatedE、The read-only tablespaces in the target database are not defined in the new database
Examine the following command that is used to duplicate a database on the same host： RMAN RUN { ALLOCATE AUXILIARY CHANNEL， aux 1 DEVICE TYPE DISK； DUPLICATE TARGET DATABASE TO auxdb SKIP READONLY； / } Which two statements describe the effect after the database is duplicated successfully？（）A、 The data files of the read-only tablespaces in the target database are not duplicatedB、 The read-only tablespaces in the target database are still defined in new the databaseC、 The read-only tablespaces in the target database are changed to online after duplicationD、 The data files of the read-only tablespaces in the target database get duplicatedE、 The read-only tablespaces in the target database are not defined in the new database
多选题Which two statements about using the CHAP authentication mechanism in a PPP link are true?（）ACHAP uses a two-way handshakeBCHAP authentication periodically occurs after link establishmentCCHAP has no protection from playback attacksDCHAP authentication is performed only upon link establishmentECHAP uses a three-way handshakeFCHAP authentication passwords are sent in plaintext
多选题Examine the following command that is used to duplicate a database on the same host: RMAN RUN { ALLOCATE AUXILIARY CHANNEL, aux 1 DEVICE TYPE DISK; DUPLICATE TARGET DATABASE TO auxdb SKIP READONLY; / } Which two statements describe the effect after the database is duplicated successfully? （）(Choose two)AThe data files of the read-only tablespaces in the target database are not duplicatedBThe read-only tablespaces in the target database are still defined in new the databaseCThe read-only tablespaces in the target database are changed to online after duplicationDThe data files of the read-only tablespaces in the target database get duplicatedEThe read-only tablespaces in the target database are not defined in the new database
单选题What is she?（）AShe is a typistBShe is talking to her friendCShe is having a holiday.DShe is my sister.
单选题After arrived at the port, if it is necessary to lift the piston out and inspect the M-E temporarily, the chief engineer should report the situation to the（）, and the operation could be performed only after having the approvement of relevant department.Amaritime safety administrationBship survey bureauCcompany managerDcaptain
多选题Examine the following command that is used to duplicate a database on the same host： RMAN RUN { ALLOCATE AUXILIARY CHANNEL， aux 1 DEVICE TYPE DISK； DUPLICATE TARGET DATABASE TO auxdb SKIP READONLY； / } Which two statements describe the effect after the database is duplicated successfully？（）AThe data files of the read-only tablespaces in the target database are not duplicatedBThe read-only tablespaces in the target database are still defined in new the databaseCThe read-only tablespaces in the target database are changed to online after duplicationDThe data files of the read-only tablespaces in the target database get duplicatedEThe read-only tablespaces in the target database are not defined in the new database
单选题Not only I but also Jane and Mary（）tired of having one examination after another.AisBareCamDbe
多选题You have enabled backup optimization for the RMAN environment.Identify two criteria on which RMAN will skip the file, if it has already been backed up.（）AThe data file backup is done with multiple channelsBThe data files is in the read-write mode after being backed up in the read only modeCThe backup was taken after the data files was taken offline-normal or is in the read only modeDThe data file backup complies with the back retention policy and the backup duplexing feature
多选题Which two statements are true about WHERE and HAVING clauses? （）AA WHERE clause can be used to restrict both rows and groups.BA WHERE clause can be used to restrict rows only.CA HAVING clause can be used to restrict both rows and groups.DA HAVING clause can be used to restrict groups only.EA WHERE clause CANNOT be used in a query of the query uses a HAVING clause.FA HAVING clause CANNOT be used in subqueries.
多选题You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file, if it has already been backed up.（） (Choose two.)AThe data file backup is done with multiple channelsBThe data files is in the read-write mode after being backed up in the read only modeCThe backup was taken after the data files was taken offline-normal or is in the read only modeDThe data file backup complies with the back retention policy and the backup duplexing feature