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单选题
Which action does the ping 172.18.1.1 size 5 command perform?（）
A
It sends only five ping requests to the 172.18.1.1 destination.
B
It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.
C
It sends five rapid ping requests to the 172.18.1.1 destination.
D
It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
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更多 “单选题Which action does the ping 172.18.1.1 size 5 command perform?（）A It sends only five ping requests to the 172.18.1.1 destination.B It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.C It sends five rapid ping requests to the 172.18.1.1 destination.D It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.” 相关考题
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Regarding the extended ping command; which of the statements below are true?(Select all valid answer choices)A．The extended ping command is supported from user EXEC mode.B．The extended ping command is available from privileged EXEC mode.C．With the extended ping command you can specify the TCP and UDP port to be pinged.D．With the extended ping command you can specify the timeout value.E．With the extended ping command you can specify the datagram size.
考题
Which action does the ping 172.18.1.1 size 5 command perform?()
A. It sends only five ping requests to the 172.18.1.1 destination.B. It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.C. It sends five rapid ping requests to the 172.18.1.1 destination.D. It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
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When an administrator is troubleshooting a system, which of the following describes the NEXT course of action if a change does not solve the problem?()
A. Establish a new theory of probable cause.B. Reverse the change.C. Implement the next logical change.D. Perform a root cause analysis.
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Whichofthefollowingcommandswouldresultinthefollowingoutput:M.M.M()。
A.Ping10.1.1.1DataPatternMB.Ping10.1.1.1timeout0C.Ping10.1.1.1size1500df-bitD.Ping10.1.1.1sourceloopback0E.Ping10.1.1.1size1500F.Ping10.1.1.1size1500Strict
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Which command is used to debug a ping command?()
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考题
Which of the following ping parameters will set the size of the outgoing packet?（）A、–cB、iC、RD、–s
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考题
Which action does the ping 172.18.1.1 size 5 command perform?（）A、It sends only five ping requests to the 172.18.1.1 destination.B、It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.C、It sends five rapid ping requests to the 172.18.1.1 destination.D、It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
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单选题Which of the following is the correct format for /etc/inittab entries（）A
Runlevel：Action：Identifier：CommandB
Identifier：Runlevel：Action：CommandC
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考题
单选题The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each.One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file: ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3; Which action should you perform immediately after using this command?（）A
You should perform a log switchB
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考题
单选题A technician is attempting to use a command line prompt to continuously ping a remote server to check availability and reliability of the connection. Which of the following provides the ping command needed to continuously ping the system?（）A
ping -aB
ping -fC
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ping -t
考题
单选题When an administrator is troubleshooting a system， which of the following describes the NEXT course of action if a change does not solve the problem？（）A
Establish a new theory of probable cause.B
Reverse the change.C
Implement the next logical change.D
Perform a root cause analysis.
考题
多选题In RMAN， when the RESYNC CATALOG command is issued， in which two situations does the command file actually perform synchronization？（）AAfter the COPY command.BAfter adding a data file in the target database.CAfter adding a tablespace in the target database.DAfter adding a tablespace in the catalog database.EAfter dropping a data file in the catalog database.FAfter running SQL Loader to load a large amount of data.
考题
单选题Which command is used to debug a ping command?（）A
debug icmpB
debug ip icmpC
debug tcpD
debug packet
考题
单选题The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each. One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file： ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3； Which action should you perform immediately after using this command？（）A
You should perform a log switchB
You should make a backup of the databaseC
You should switch the database to the NONARCHIVELOG modeD
You should shut down the database instance and perform a complete database recovery
考题
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@ command([back]) B
@ command([fileexit]) C
@ command([gotoview]) D
@ command([fileclosewindow])
考题
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The command generates an error.B
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The command backs up the tablespace and creates two backup sets of size 100 MB each.D
The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.
考题
单选题Which of the following ping parameters will set the size of the outgoing packet?（）A
–cB
iC
RD
–s
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