题目内容（请给出正确答案）

[单选题]

Which command while in a vi session will change the currently selected word？（）

A.ec

B. wc

C. ew

D. cw

查看答案

如搜索结果不匹配，请联系老师获取答案

您可能会需要：

重置密码查看订单联系客服

安装赏学吧APP，拍照搜题省时又省心！

更多“Which command while in a vi se…”相关的问题

第1题

While troubleshooting a connectivity problem on the network, you issue the ping command fr

om your PC command prompt, but the output shows "request times out."

At which OSI layer is this problem associated with？

A．The data link layer

B．The application layer

C．The access layer

D．The session layer

E．The network layer

点击查看答案

第2题

While you are on watch entering port, the Master gives the helmsman a rudder command whic

h conflicts with a rudder command from the Pilot. You should make sure the helmsman ______.

A.obeys the Pilot

B.obeys the Master

C.asks you for instructions

D.brings the rudder to a point midway between the two conflicting positions

点击查看答案

第3题

While logged into a router, you wish to see the RIP routing updates in real time as they are sent and received. Which command would you issue to see these updates？（）

A. Show ip protocols

B. Show ip route rip

C. Debug ip rip

D. Debug ip updates

E. Debug ip transactions

点击查看答案

第4题

While applying a service update on a system using SMIT, the system administrates SMIT Comm

and Status screen shows "Command: failed". Which of the following procedures should be performed to investigate the failure？（）

A.Exit the SMIT session and re-apply the update.

B.Select the SMIT option to Clean UP After an Interrupted Installation.

C.Examine the installation summary report to determine the cause of the failure.

D.Examine the console log to view the error messages generated by the failure.

点击查看答案

第5题

Which two statements are true about encrypting RMAN backup？（）

A. The transparent encryption of backups uses the encryption wallet

B. The database uses the same encryption key for every encrypted backup

C. The password encryption of backups only uses the password while creating and restoring backup

D. If transparent encryption is configured, you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups.

点击查看答案

第6题

Which two statements are true about encrypting RMAN backup？（）（Choose two.)

A. The transparent encryption of backups uses the encryption wallet

B. The database uses the same encryption key for every encrypted backup

C. The password encryption of backups only uses the password while creating and restoring backup

D. If transparent encryption is configured, you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups.

点击查看答案

第7题

While troubleshooting a network connectivity problem, a technician observes steady link li

ghts on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist（）。

A.the session layer

B.the protocol layer

C.the data link layer

D.the access layer

E.the network layer

F.the application layer

点击查看答案

第8题

Which two operations are NOT performed by the DUPLICATE command in Recovery Manager （RMAN)while duplicating a running database？（）

A. Creating the control file for the duplicate database

B. Restoring the target data files to the duplicate database

C. Performing complete recovery using all available backups

D. Generating a new, unique DBID for the duplicate database

E. Copying the online redo log files from the target database to the duplicate database

点击查看答案

第9题

An administrator is unsuccessful in adding VLAN 50 to aswitch. While troubleshooting the p

roblem, the administrator views the output of the show vtp status command, which is displayed in the graphic. What commands must be issued on this switch to add VLAN 50 to the database？（）

An administrator is unsuccessful in adding VLAN 50

A. Switch(config-if)# switchport access vlan 50

B. Switch(vlan)# vtp server

C. Switch(config)# config-revision 20

D. Switch(config)# vlan 50 name Tech

E. Switch(vlan)# vlan 50

F. Switch(vlan)# switchport trunk vlan 50

点击查看答案

第10题

While troubleshooting a network connectivity problem, a Ezonexam technician observes stead

y link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the 7-layer OSI model does the problem most likely exist？

A. The data link layer

B. The application layer

C. The protocol layer

D. The access layer

E. The session layer

F. The network layer

G. None of the above

点击查看答案