On what does the operation of an aneroid barometer depend?（）

A .  Enables all fiber-optic LAN ports for Unidirectional LINK Detection （UDLD） B .  Enables all copper media LAN ports Unidirectional Link Detection （UDLD） C .  Overrides the default UDLS setting for all ports D .  Globally enables all ports on the device for Unidirectional Link Detection （UDLS） E .  None of the other alternatives apply

A . One or more processes are running in the background, preventing log off. B . One or more processes are paused, requiring operator input prior to logging off. C . At least one process is running in the background and it will keep running after the operator logs off D . At least one process is running in the background using nohup and it will terminate when the operator logs off

A . The sequence of events that produce a power pulse B . One rotation of the engine crankshaft C . One stroke of a piston D . All of the above

A . Application B . Presentation C . Session D . Transport E . Internet F . Data Link G . Physical

A . It performs a merge join of the row from T2 only if it doesn’t exist in the T1 table.  B . It creates a natural join of tables T1 and T2 for all columns that have the same name.  C . It creates a Cartesian product of table T1 and table T2 for all columns that have the same name.  D . For each row from T2, it updates the row if it exists within table T1, otherwise it inserts the row into T1.

A . The subflow cannot call additional or "nested" subflows.  B . The subflow cannot transfer the contact to another resource.  C . The subflow has full contact control and can perform any action that the parent flow can perform.

A . It disables the trust boundary feature because the switch knows a Cisco IP phone is attached. B . The switch assigns a CoS value of 5 to incoming packets. C . If a Cisco IP phone is attached and removed， the switch continues to trust the CoS values as  long as the switch is not rebooted. D . It turns on STP to see if a Cisco IP phone is attached. E . If a Cisco IP phone is attached， the switch trusts the CoS. F . None of the other alternatives apply.

A . It will abort the transmission and set off an audible alarm that must be manually reset B . It will initiate the DSC distress alert but，as no information will be transmitted，rescue personnel will not be able to identify the vessel，its position or its situation C . It will initiate the DSC distress alert and default information will automatically be transmitted D . It will initiate the DSC distress alert，but any station receiving it will have to establish contact with the distressed vessel to determine its identity，position and situatio

A .  You must enable the row movement on the SCOTT.EMP table. B .  You must define the tablespace of the SCOTT.EMP table for automatic segment space management. C .  You must use the CASCADE clause in the ALTER TABLE SHRINK SPACE statement. D .  You must use the COMPACT clause in the ALTER TABLE SHRINK SPACE statement.

A . A flashing light combined with a fixed light of greater brightness B . Light flashes combined in groups，with a different number of flashes in each group C . A light showing groups of two or more flashes at regular intervals D . A fixed light varied at regular intervals by groups of two or more flashes of greater brightne

M: It's the law here. They have to print it. Q: What are they talking about？ (14) A．People must give up cigarettes. B．A health warning on cigarette packs. C．The law doesn't allow people to smoke. D．Smoking can cause lung cancer.

A.A)Theycaneasilygetburned. B.B)Theyfloataroundintheoven. B)Theyfloataroundintheoven. C.C)Theyhavetobeheatedto360"C. D.D)Theyreceiveevenlydistributedheat. D)Theyreceiveevenlydistributedheat.

What does "in-flight service" (Line 1, Para, 5 ) mean？ A．Service on the plane. B．Flights within one country. C．A new safety device. D．Charge-free air service.

What does "in-flight service" (Line 1, Para, ) mean？ A．Service on the plane. B．A new safety device. C．Flights within one country. D．Charge-free air service.

A．A very good representative member of the group B．A person who begins to tell an important story C．A person who has the least status among the members D．A member of the community who is not accepted

A．How predators find, catch, and eat prey B．Behaviors that help prey avoid predators C．Changes in predator and prey populations D．Defensive coloration in prey animals

A．They might know more about the history of Appalachian music than she does. B．They will teach the student to play the banjo. C．They are all music majors. D．Some of them have lived in the Appalachian Mountains. 此题为多项选择题。

A. Enable the computer account for Testking11. B. Configure TestKing11 as a member of the domain. C. Add Sandra‘s user account to the Enterprise Admins group. D. Add Sandra‘s user account to the Server Operators group.