Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?() A. crossoverB. straight-throughC. rolledD. shielded twisted-pair
Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?()
A. crossover
B. straight-through
C. rolled
D. shielded twisted-pair
相关考题：
You are given a PC, a router, and a cable. Select the correct combination that will allow you to log into router VE1 locally using a terminal emulation program such as HyperTerminal.A. Connect the PC's COM port to the router's console port using a straight-through cable.B. Connect the PC's COM port to the router's console port using a rollover cable.C. Connect the PC's COM port to the router's Ethernet port using a straight-through cable.D. Connect the PC's Ethernet port to the router's Ethernet port using a rollover cable.E. Connect the PC's Ethernet port to the router's Ethernet port using a straight- through cable.F. None of the above
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Yourdatabaseisnotconfiguredforsessionfailover.Yourtnsnames.orafilecontainsthefollowingdetails：test.us.oracle.com=（DESCRIPTION=（ADDRESS_LIST=（LOAD_BALANCE=off）（FAILOVER=ON）（ADDRESS=（PROTOCOL=tcp）（HOST=test1-server）（PORT=1521））（ADDRESS=（PROTOCOL=tcp）（HOST=test2-server）（PORT=1521）））（CONNECT_DATA=（SERVICE_NAME=test.us.oracle.com）））Whichfeatureisenabledinthiscase？（）A.LoadbalancingB.InstancefailoverC.DatabasefailoverD.Connect-timefailoverE.TransparentApplicationFailover（TAF）
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For which type of connection should a straight-through cable be used?（）A、switch to switchB、switch to hubC、switch to routerD、hub to hubE、router to PC
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A user on a network cannot access any network resources. The link light on the computer showsthat a connection is present. Which of the following is the MOST likely cause of the problem?（）A、The wrong cable type has been used.B、. IDS has shut down the computer's switch port.C、The port on the switch is configured incorrectlyD、Spanning tree protocol was implemented.
A network administrator needs to add an additional connection to a room. The administrator adds a new Ethernet switch and must connect it to an existing switch. Which cable type should be used to connect the two switches?（）A、CAT3 cableB、Serial cableC、Crossover cableD、Rollover cable
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An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）A、Straight-through cable is used to connect both switchesB、Loopback plug is connectedC、Crossover cable is used to connect both switchesD、Cable is a rollover cable
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单选题Your database is not configured for session failover. Your tnsnames.ora file contains the following details： test.us.oracle.com= （DESCRIPTION= （ADDRESS_LIST= （LOAD_BALANCE=off） （FAILOVER=ON） （ADDRESS= （PROTOCOL=tcp）（HOST=test1-server）（PORT=1521）） （ADDRESS= （PROTOCOL=tcp）（HOST=test2-server）（PORT=1521））） （CONNECT_DATA= （SERVICE_NAME=test.us.oracle.com））） Which feature is enabled in this case？（）ALoad balancingBInstance failoverCDatabase failoverDConnect-time failoverETransparent Application Failover （TAF）
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单选题Which connection type is available on a virtual switch?（）Aservice console portBESX machine port groupCvirtual machine port group
单选题A user on a network cannot access any network resources. The link light on the computer showsthat a connection is present. Which of the following is the MOST likely cause of the problem?（）AThe wrong cable type has been used.B. IDS has shut down the computer's switch port.CThe port on the switch is configured incorrectlyDSpanning tree protocol was implemented.
多选题You connected to the database using the following connection string： CONNECT hr/hr@test.us.oracle.com：1521/mydb Which three statements are correct regarding the connection string？（）Amydb is a service name.Btest.us.oracle.com is a database name.C1521 is the listener port number.Dmydb is a host name.Etest.us.oracle.com is a net service name.Fhr is a username.Gtest.us.oracle.com is an instance name.