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Traversing a binary tree in preorder is equivalent to
A．Traversing the forest corresponding to the binary tree in root-first order.
B．Traversing the forest corresponding to the binary tree in root-last order.
C．Traversing the forest corresponding to the binary tree in breadth-first order.
D．None of the abovE.
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更多 “ Traversing a binary tree in preorder is equivalent toA．Traversing the forest corresponding to the binary tree in root-first order.B．Traversing the forest corresponding to the binary tree in root-last order.C．Traversing the forest corresponding to the binary tree in breadth-first order.D．None of the abovE. ” 相关考题
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●Traversing a binary tree in preorder is equivalent to (68) ．(68) A．Traversing the forest corresponding to the binary tree in root-first orderB．Traversing the forest corresponding to the binary tree in root-last orderC．Traversing the forest corresponding to the binary tree in breadth-first orderD．None of the above
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Suppose a given binary tree has 10 leaf nodes, the number of nodes with degree of 2 isA．12B．11C．9D．Indeterminable
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In Europe, where forestry is ecologically more advanced, the non-commercial tree species are recognized as members of native forest community, to be preserved as such, within reason。
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In the forest corresponding to the following binary tree，how many children does node B have？A． 1B．2C．3D．4
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Which traversal method for a binary tree does the following Pascal code illustrate? Procedure traverse(p：pointer)； Begin IfpNIL Then begin Traverse (p^．left)； Process(p)； Traverse(p^．right) End； End_A．pre_orderB．middle_orderC．noneD．last_order
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Which two are true regarding MySQL binary and text backups?()
A.Binary backups are usually faster than text backupsB.Binary backups are usually slower than text backupsC.Text backups are human-readable while binary backups are notD.Binary backups are not portable across different operating systems
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The search method processed only on sequential storage is(75)。A．sequential searchB．binary searchC．tree searchD．hash search
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Traversing a binary tree in preorder is equivalent to(68).A．Traversing the forest corresponding to the binary tree in root-first orderB．Traversing the forest corresponding to the binary tree in root-last orderC．Traversing the forest corresponding to the binary tree in breadth-first orderD．None of the above
考题
考虑如下代码：class Tree{}class Pine extends Tree{}class Oak extends Tree{}public class Forest {public static void main( String[] args ) {Tree tree = new Pine();if( tree instanceof Pine )System.out.println( "Pine" );if( tree instanceof Tree )System.out.println( "Tree" );if( tree instanceof Oak )System.out.println( "Oak" );elseSystem.out.println( "Oops" );}}则输出结果中有哪些?A.Pine B.Tree C.Forest D.Oops E.无输出
考题
Which traversal method for a binary tree does the following Pascal code illustrate? procedure traverse (p:pointer); begin if pnil then begin traverse(p ↑ .left); process(p); traverse(p ↑ .right); end end;A．preorderB．postorderC．reorderD．inorder
考题
现有： class Tree { private static String tree = "tree "； String getTree （） { return tree； } } class Elm extends Tree { private static String tree = "elm "； public static void main （String [] args） { new Elm（） .go （new Tree（）） ； } } void go （Tree t） { String s = t.getTree （） +Elm.tree + tree + （new Elm（） .getTree （）） ； System.out.println （s） ；} 结果为：（） A、 elm elm elm elmB、 tree elm elm elmC、 tree elm elm treeD、 tree elm tree elm
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Which two statements about the various implementations of STP are true？（）A、mon Spanning Tree maintains a separate spanning-tree instance for each VLAN configured in the network.B、The Spanning Tree Protocol （STP） is an evolution of the IEEE 802.1w standard.C、Per-VLAN Spanning Tree （PVST） supports 802.1Q trunking.D、Per-VLAN Spanning Tree Plus（PVST+） is an enhancement to 802.1Q specification and is supported only on Cisco devices.E、Rapid Spanning Tree Protocol （RSTP） includes features equivalent to Cisco PortFast， UplinkFast， and BackboneFast for faster network reconvergence.F、Multiple Spanning Tree （MST） assumes one spanning-tree instance for the entire Layer 2 network， regardless of the multiple number of VLANs
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Which WSDL style is suited to sending binary tree nodes as part of a SOAP message？（）A、 RPC/literalB、 RPC/encodedC、 Document/encodedD、 Document/literalE、 Document/literal wrapped
考题
What do the entries in the /proc directory represent？（）A、They are the decimal numbers corresponding to the active process IDs.B、They are the decimal numbers corresponding to the gid of the system group.C、They are the decimal numbers corresponding to the block IDs of the boot sector.D、They are the decimal numbers corresponding to the inodes of the system directories.
考题
final class Tree ｛ private static String tree ＝ "tree "； String getTree（） ｛ return tree； ｝ ｝ class Elm extends Tree ｛ private static String tree ＝ "elm "； public static void main（String [] args） ｛ new Elm（）.go（new Tree（））； ｝ void go（Tree t） ｛ String s ＝ t.getTree（）+Elm.tree+tree+（new Elm（）.getTree（））； System.out.println（s）； ｝ ｝ 结果为：（） A、elm elm elm elmB、tree elm elm elmC、tree elm tree elmD、编译失败
考题
import java.io.*； public class Forest implements Serializable { private Tree tree = new Tree（）； public static void main（String [] args） { Forest f= new Forest（）； try { FileOutputStream fs = new FileOutputStream（”Forest.ser”）； ObjectOutputStream os = new ObjectOutputStream（fs）； os.writeObject（f）； os.close（）； } catch （Exception ex） { ex.printStackTrace（）； } } } class Tree { } What is the result？（） A、 Compilation fails.B、 An exception is thrown at runtime.C、 An instance of Forest is serialized.D、 A instance of Forest and an instance of Tree are both serialized.
考题
Which of the following NLS_SORT parameter values would result in case-insensitive and accent-insensitive binary sorts？（） A、 NLS_SORT = BINARYB、 NLS_SORT = BINARY_AIC、 NLS_SORT = BINARY_CID、 NLS_SORT = BINARY_AI_CIE、 Binary sorts are case insensitive and accent insensitive by default
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Which two are true regarding MySQL binary and text backups?（）A、Binary backups are usually faster than text backupsB、Binary backups are usually slower than text backupsC、Text backups are human-readable while binary backups are notD、Binary backups are not portable across different operating systems
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You need to design a domain model that meets the company business and security requirements for controlling access to the new Web-based ordering application. What should you do？（）A、Create a child OU within the existing domainB、Create a child domain of the existing domainC、Create a new domain in a new forest. Configure the new domain to trust the existing domainD、Create a new tree in the existing forest. Configure the new domain to trust the existing domain
考题
You are designing the forest and domain structure to meet the business and technical requirements. Which structure should you use？（）A、 A single forest with one tree， and one domainB、 A single forest with one tree two domainC、 A single forest with two trees， each with a single domainD、 Two forests， each with a single tree and a single domainE、 Two forests， each with two trees， with a single domain in each tree.
考题
单选题You are designing the forest and domain structure to meet the business and technical requirements. Which structure should you use?（）A
A single forest with one tree, and one domainB
A single forest with one tree two domainC
A single forest with two trees, each with a single domainD
Two forests, each with a single tree and a single domainE
Two forests, each with two trees, with a single domain in each tree
考题
单选题You are designing the forest and domain structure to meet the business and technical requirements. Which structure should you use？（）A
A single forest with one tree， and one domainB
A single forest with one tree two domainC
A single forest with two trees， each with a single domainD
Two forests， each with a single tree and a single domainE
Two forests， each with two trees， with a single domain in each tree.
考题
单选题Which WSDL style is suited to sending binary tree nodes as part of a SOAP message？（）A
RPC/literalB
RPC/encodedC
Document/encodedD
Document/literalE
Document/literal wrapped
考题
单选题import java.io.*； public class Forest implements Serializable { private Tree tree = new Tree（）； public static void main（String [] args） { Forest f= new Forest（）； try { FileOutputStream fs = new FileOutputStream（”Forest.ser”）； ObjectOutputStream os = new ObjectOutputStream（fs）； os.writeObject（f）； os.close（）； } catch （Exception ex） { ex.printStackTrace（）； } } } class Tree { } What is the result？（）A
Compilation fails.B
An exception is thrown at runtime.C
An instance of Forest is serialized.D
A instance of Forest and an instance of Tree are both serialized.
考题
单选题现有： class Tree { private static String tree = "tree "； String getTree （） { return tree； } } class Elm extends Tree { private static String tree = "elm "； public static void main （String [] args） { new Elm（） .go （new Tree（）） ； } } void go （Tree t） { String s = t.getTree （） +Elm.tree + tree + （new Elm（） .getTree （）） ； System.out.println （s） ；} 结果为：（）A
elm elm elm elmB
tree elm elm elmC
tree elm elm treeD
tree elm tree elm
考题
单选题What do the entries in the /proc directory represent？（）A
They are the decimal numbers corresponding to the active process IDs.B
They are the decimal numbers corresponding to the gid of the system group.C
They are the decimal numbers corresponding to the block IDs of the boot sector.D
They are the decimal numbers corresponding to the inodes of the system directories.
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