An operator is asked to rewind and eject a tape from a system. Which command will accomplish this without touching the tape drive?（）

A、tctl reset

B、tctl rewind

C、tctl return

D、tctl rewoffl

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更多“An operator is asked to rewind and eject a tape from a system. Which command will accomplish this without touching the tape drive?（）”相关的问题

第1题

[] The following output occurs on Router R1. IP SLA operation 1 uses an ICMP echo operation type, with default frequency of 60 seconds. The operation pings from address 1.1.1.1 to address 2.2.2.2. Which of the following answers is true reg arding IP SLA and object tracking on R1?（） R1# show track Track 2 IP SLA 1 state State is Up 3 changes, last change 00:00:03 Delay up 45 secs, down 55 secs Latest operation return code: OK Latest RTT (millisecs) 6 Tracked by: STATIC - IP - ROUTING 0 The following output occurs on Router R1. IP SLA operation 1 uses an ICMP echo operation type, with default frequency of 60 seconds. The operation pings from address 1.1.1.1 to address 2.2.2.2. Which of the following answers is true reg arding IP SLA and object tracking on R1?（） R1# show track Track 2 IP SLA 1 state State is Up 3 changes, last change 00:00:03 Delay up 45 secs, down 55 secs Latest operatio

A、A. The tracking return code fails after the SLA operation results in an ICMP echo failure three times. B、B. The tracking return code fails after the SLA operation results in an ICMP echo failure one time. C、C. After the tracking object fails, the tracking o bject moves back to an up state 45 seconds later in all cases. D、D. After moving to a down state, the tracking object moves back to an OK state 45 seconds after the SLA operation moves to an OK state.

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第2题

[] What is NOT an advantage of containership operations over conventional break-bulk operations? （）.

A、A.Flexibility of operation B、B.Greater operational safety C、C.Lower stevedoring costs D、D.Reduction of cargo damage

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第3题

[单选题] A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。

A、This is a 10 Mb/s switch port B、This is a 100 Mb/s switch port C、This is an Ethernet port operating at half duplex D、This is an Ethernet port operating at full duplex E、This is a port on a network interface card in a PC

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第4题

[单选题] A customer has asked for the ability to operate dual digital monitors. Which of the following is the BEST solution for accomplishing this?（）

A、Split the onboard video port. B、Update the video drivers to allow for multiple monitors. C、Add an adaptor to the onboard VGA port. D、Install a video card with multiple DVI ports.

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第5题

[] The most critical part of the bunkering operations, which can result in an oil spill, is when the （）

A、A.hose joints are made up B、B.tanks are being topped off C、C.system is being lined up D、D.pumping operation is first started

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第6题

[单选题] Combustible gas indicators operate by drawing an air sample into the instrument（）.

A、over an electrically heated platinum filament B、where it is mixed with nitrogen C、where it is ignited by a sparking device D、where its specific gravity is measured

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第7题

[单选题] Ambient temperature is the （）.

A、amount of temperature rise with no load B、temperature of the compartment where the motor is located C、normal operating temperature, less the room temperature D、amount of temperature developed by an operating motor

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第8题

[] （） is usually driven by the engine camshaft and supplies pilot air to the cylinder air start valve.

A、A.An air receiver B、B.An operating valve C、C.An automatic valve D、D.An air distributor

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第9题

[] An ERX Edge Router is operating in an MPLS network using interface label space.What is used to make a forwarding decision?（）

A、A. EXP bits B、B. VPI / VCI C、C. shim header D、D. SNAP header

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