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)
在使用动态规划进行序列比对时,比对结果是唯一的吗? Is the best result derived from dynamic programming unique when doing sequence alignment?
A.唯一 Yes, it is unique
B.不唯一 No, sometimes it may have more than one best result.
C.NA 无关选项
D.NA 无关选项
参考答案和解析
错误
更多 “在使用动态规划进行序列比对时,比对结果是唯一的吗? Is the best result derived from dynamic programming unique when doing sequence alignment?A.唯一 Yes, it is uniqueB.不唯一 No, sometimes it may have more than one best result.C.NA 无关选项D.NA 无关选项” 相关考题
考题
Generally speaking, the best time to inquire the result of the job interview is in the end of it when all the candidates have finished their interview.()
考题
Neap tides occur ______.A.at the start of spring, when the Sun is nearly over the equatorB.only when the Sun and Moon are on the same sides of the Earth and are nearly in lineC.when the Sun and Moon are at approximately 90°to each other, as seen from the EarthD.when the Sun , Moon, and Earth are nearly in line, regardless of alignment order
考题
根据SQL标准,删除表student中对字段sno的唯一性约束,应该使用下面哪条语句? ()A drop sno from table studentB alter table student drop snoC alter table student drop unique(sno)D alter table student drop sno unique
考题
In(71)programming, the user determines the sequence of instructions to be executed, not programmer。A.structureB.event-drivenC.top-downD.data-driven
考题
快速排序算法采用的设计方法是(37)。A.动态规划法(Dynamic Programming)B.分治法(Divideand Conquer)C.回溯法(Backtracking)D.分枝定界法(Branch and Bound)
考题
In ______ programming, the user determines the sequence of instructions to be executed, not programmer.A.top-downB.structureC.data-drivenD.event-driven
考题
A test case normally consists of a unique identifier, requirement references from a design specification, events,aseries of stepsto follow, input,output, actual result, and() 。A.bug
B.expected result
C.test report
D.traceability matrix
考题
Your boss, Miss ,is interested in CEF. What should you tell her? ()A、The FIB lookup is based on the Layer 3 destination address prefix (shortest match).B、The adjacent table is derived from the ARP table.C、The FIB table is derived from the IP routing table.D、When the adjacency table is full, a CEF TCAM table entry points to the Layer 3 engine to redirect the adjacency.E、CEF IP destination prefixes are stored in the TCAM table, from the least specific to the most specific entry.F、When the CEF TCAM table is full, packets are dropped.
考题
For which two tasks would it be best NOT to use the utility SQL*Loader?()A、When loading selected rows into each table.B、When loading data from an export dump file.C、When loading data from disk, tape, or named pipes.D、When your data is NOT being inserted from a flat file.E、When using a record management system to access data files.
考题
单选题Neap tides occur().A
At the start of spring,when the Sun is nearly over the equatorB
Only when the Sun and Moon are on the same sides of the Earth and are nearly in lineC
When the Sun and Moon are at approximately 90° to each other,as seen from the EarthD
When the Sun,Moon,and Earth are nearly in line,regardless of alignment order
考题
单选题要删除“雇员标识序列”序列,应使用以下哪条语句()A
DELETE SEQUENCE雇员标识序列B
DROP SEQUENCE雇员标识序列C
ALTER SEQUENCE雇员标识序列D
REMOV ESEQUENCE雇员标识序列
考题
单选题You are creating a Windows Forms Application by using the .NET Framework 3.5.You plan to design a new control that will be used on multiple forms in the app.You need to ensure that the control meets the following requirement: (1)It retrieves data from a MSSQL Server 2008 database instance. (2)It uses WPF classes to display data. (3)It uses user-customizable actions when the control is first painted on the form. What should you do?()A
Create a new custom class for the control that is derived from the Control class.B
Create a new custom class for the control that is derived from the UserControl class.C
Create a new custom class for the control that is derived from the ContentControl class.D
Create a new custom class for the control that is derived from the ContentPresenter class.
考题
多选题Which two statements about sequences are true? ()AYou use a NEXTVAL pseudo column to look at the next possible value that would be generated from a sequence, without actually retrieving the value.BYou use a CURRVAL pseudo column to look at the current value just generated from a sequence, without affecting the further values to be generated from the sequence.CYou use a NEXTVAL pseudo column to obtain the next possible value from a sequence by actually retrieving the value from the sequence.DYou use a CURRVAL pseudo column to generate a value from a sequence that would be used for a specified database column.EIf a sequence starting from a value 100 and incremented by 1 is used by more than one application, then all of these applications could have a value of 105 assigned to their column whose value is being generated by the sequence.FYou use a REUSE clause when creating a sequence to restart the sequence once it generates the maximum value defined for the sequence.
考题
单选题In what situation would the command ip helper-address be required?(Choose the best answer.)()A
Only when there is a duplicate IP address caused by a combination of static and dynamic IPaddress allocationsB
On each router that exists between the client and the serverC
Only when a router separates the client from the serverD
Only if the DHCP sever issues a DHCPNAK to the initial requestE
Only when the client is on the same subnet as the serverF
Only when the DHCP pool is out of IP addresses
考题
名词解释题unique sequence (单一序列)
热门标签
最新试卷