网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
When two different metals are joined to form a closed circuit and exposed to different temperatures at their junctions （） which can be used to measure temperature.
A
a current will flow
B
a power will develop
C
a heat will flow
D
a pressure will produce
参考答案
参考解析
解析：
暂无解析
更多 “单选题When two different metals are joined to form a closed circuit and exposed to different temperatures at their junctions （） which can be used to measure temperature.A a current will flowB a power will developC a heat will flowD a pressure will produce” 相关考题
考题
Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?()
A. An Adjacency is formed.B. No IS-IS PDUs are sent.C. An Adjacency does not form.D. An Adjacency forms but traffic is not forwarded.
考题
Refer to the exhibit. When running OSPF, What would cause router A not to form an adjacency with router B?()
A.The loopback addresses are on different subnetsB.The value of the dead timers on the router are differentC.Route summarization is enabled on both routersD.The process indentifier on router A is different than the process identifier on router B
考题
Two Level 1 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）A、An Adjacency is formed.B、No IS-IS PDUs are sentC、An Adjacency does not form.D、An Adjacency forms but traffic is not forwarded.
考题
In which two cases would you use an outer join? （）A、The tables being joined have NOT NULL columns.B、The tables being joined have only matched data.C、The columns being joined have NULL values.D、The tables being joined have only unmatched data.E、The tables being joined have both matched and unmatched data.F、Only when the tables have a primary key-foreign key relationship.
考题
A project requires a new server to be set up with the ability to automatically fail over its Ethernet connection to a second connection if a network failure occurs. Which of the following provides greatest resiliency？（）A、Two switch ports will be needed on a switch,two Ethernet cables will be needed for theserver each connecting to two different Ethernet cards,and one IP address will be neededB、Two switch ports will be needed on two different switches two Ethernet cables will beneeded for the server each connecting to two different Ethernet cards,and one IP address will be neededC、Two switch ports will be needed on two different switches,two Ethernet cables will be needed for the server each connecting to two different Ethernet cards,two different IP addresses will be neededD、One switch port will be needed on one switch,a splitter will be needed to split the connection,two Ethernet cables will be needed for the server each connecting to two different Ethernet cards,and two different IP addresses will be needed
考题
Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）A、An Adjacency is formed.B、No IS-IS PDUs are sent.C、An Adjacency does not form.D、An Adjacency forms but traffic is not forwarded.
考题
What are two steps that are taken when a router converts a voice signal from analog to digital form？（）A、samplingB、packetizationC、quantizationD、serialization
考题
A project requires a new server to be set up with the ability to automatically fail over its Ethernet connection to a second connection if a network failure occurs. Which of the following provides greatest resiliency？（）A、Two switch ports will be needed on a switch， two Ethernet cables will be needed for the server each connecting to two different Ethernet cards， and one IP address will be needed.B、Two switch ports will be needed on two different switches， two Ethernet cables will be needed for the server each connecting to two different Ethernet cards， and one IP address will be needed.C、Two switch ports will be needed on two different switches， two Ethernet cables will be needed for the server each connecting to two different Ethernet cards， two different IP addresses will be needed.D、One switch port will be needed on one switch， a splitter will be needed to split the connection， two ethernet cables will be needed for the server each connecting to two different Ethernet cards， and two different IP addresses will be needed.
考题
For IKE phase 1 negotiations， when is aggressive mode typically used？（）A、when one of the tunnel peers has a dynamic IP addressB、when one of the tunnel peers wants to force main mode to be usedC、when fragmentation of the IKE packet is required between the two peersD、when one of the tunnel peers wants to specify a different phase 1 proposal
考题
Which two statements are true regarding the USING and ON clauses in table joins?（）A、Both USING and ON clauses can be used for equijoins and nonequijoins B、Amaximum of one pair of columns can be joined between two tables using the ON clause C、The ON clause can be used to join tables on columns that have different names but compatible data types D、The WHERE clause can be used to apply additional conditions in SELECT statements containing the ON or the USING clause
考题
Which scenario describes an appropriate use for opening a form in a new session?（）A、The data entered into the called form is logically independent of the data entered in the calling form. B、The called form requires different privileges than the calling form. C、The called form must execute as a different user than the calling form. D、The calling form must be able to query data in the called form before it is saved.
考题
You are building two forms. Each form has a button and a non-base table field. When the button is pressed, a complicated calculation is executed. The calculation is the same for both forms. The calculation code does not query or change the data in the database. When the calculation completes, it returns a single value to the non-base table field. To optimize performance and maintainability, which PL/SQL structure should be used? （）A、A trigger in each form. B、A subprogram in each form. C、A stored subprogram in the database. D、A subprogram in a library that is attached to each form.
考题
When configuring Shared Ethernet Adapter （SEA） failover between two VIO servers， which of the following attributes must have a different value on both VIO servers？（）A、 HA ModeB、 Trunk priorityC、 Control ChannelD、 Default VLAN ID
考题
问答题Which three-letter word, when placed in the brackets, forms two different words: one with the letter on the left outside the brackets and the other with the letters on the right? Y (…) RING
考题
多选题Which two statements are true regarding the USING and ON clauses in table joins?（）ABoth USING and ON clauses can be used for equijoins and nonequijoinsBAmaximum of one pair of columns can be joined between two tables using the ON clauseCThe ON clause can be used to join tables on columns that have different names but compatible data typesDThe WHERE clause can be used to apply additional conditions in SELECT statements containing the ON or the USING clause
考题
单选题A project requires a new server to be set up with the ability to automatically fail over its Ethernet connection to a second connection if a network failure occurs. Which of the following provides greatest resiliency？（）A
Two switch ports will be needed on a switch,two Ethernet cables will be needed for theserver each connecting to two different Ethernet cards,and one IP address will be neededB
Two switch ports will be needed on two different switches two Ethernet cables will beneeded for the server each connecting to two different Ethernet cards,and one IP address will be neededC
Two switch ports will be needed on two different switches,two Ethernet cables will be needed for the server each connecting to two different Ethernet cards,two different IP addresses will be neededD
One switch port will be needed on one switch,a splitter will be needed to split the connection,two Ethernet cables will be needed for the server each connecting to two different Ethernet cards,and two different IP addresses will be needed
考题
单选题When two fire hose teams are attacking a fire they should（）.A
use different fire hose pressuresB
use fire hoses of different sizesC
not attack the fire from opposite sidesD
not wear protective clothing
考题
单选题What are two steps that are taken when a router converts a voice signal from analog to digital form？（）A
samplingB
packetizationC
quantizationD
serialization
考题
单选题Which of the listed methods of heat transfer takes place when two substances of different temperatures are in physical contact with each other?（）A
RadiationB
ConductionC
ConvectionD
Each of the above
考题
单选题You are building two forms. Each form has a button and a non-base table field. When the button is pressed, a complicated calculation is executed. The calculation is the same for both forms. The calculation code does not query or change the data in the database. When the calculation completes, it returns a single value to the non-base table field. To optimize performance and maintainability, which PL/SQL structure should be used? （）A
A trigger in each form. B
A subprogram in each form. C
A stored subprogram in the database. D
A subprogram in a library that is attached to each form.
考题
单选题Which scenario describes an appropriate use for opening a form in a new session?（）A
The data entered into the called form is logically independent of the data entered in the calling form. B
The called form requires different privileges than the calling form. C
The called form must execute as a different user than the calling form. D
The calling form must be able to query data in the called form before it is saved.
考题
单选题Two Level 1 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）A
An Adjacency is formed.B
No IS-IS PDUs are sentC
An Adjacency does not form.D
An Adjacency forms but traffic is not forwarded.
考题
多选题In which two cases would you use an outer join? （）AThe tables being joined have NOT NULL columns.BThe tables being joined have only matched data.CThe columns being joined have NULL values.DThe tables being joined have only unmatched data.EThe tables being joined have both matched and unmatched data.FOnly when the tables have a primary key-foreign key relationship.
考题
单选题A project requires a new server to be set up with the ability to automatically fail over its Ethernet connection to a second connection if a network failure occurs. Which of the following provides greatest resiliency？（）A
Two switch ports will be needed on a switch， two Ethernet cables will be needed for the server each connecting to two different Ethernet cards， and one IP address will be needed.B
Two switch ports will be needed on two different switches， two Ethernet cables will be needed for the server each connecting to two different Ethernet cards， and one IP address will be needed.C
Two switch ports will be needed on two different switches， two Ethernet cables will be needed for the server each connecting to two different Ethernet cards， two different IP addresses will be needed.D
One switch port will be needed on one switch， a splitter will be needed to split the connection， two ethernet cables will be needed for the server each connecting to two different Ethernet cards， and two different IP addresses will be needed.
考题
单选题In slow speed two-stroke engines,（）the fresh air entering begins when and stops as（）A
the inlet port is opened by the up coming piston； the port is closed by the down goingB
the inlet valve is opened by the down going piston；the inlet valve is closedC
the inlet port is opened by the down going piston；the port is closed by the up comingD
the inlet valve is opened
热门标签
最新试卷