更多"Free communication effect is in dir"的相关试题:
[单项选择]The effect of free surface on initial stability depends upon（）.
A. the amount of liquid in the compartment
B. the dimensions of the liquid surface and the vessel's displacement
C. only the length of the compartment
D. the vertical position of the liquid in the vessel
[单项选择]Free communication will adversely affect transverse stability only when the flooded space is （）.
A. off-center
B. on the centerline
C. completely flooded
D. open to the sea above and below the waterline
[单项选择]Increasing free surfaces has the effect of raising the（）.
A. uncorrected KG
B. virtual height of the center of gravity
C. metacenter
D. metacentric height
[单项选择]Reducing free surfaces has the effect of lowering the（）.
A. uncorrected KG
B. virtual height of the center of gravity
C. metacenter
D. metacentric height
[名词解释]边际效应 marginal effect
[单项选择]（）the compression ratio, （） the proportion of the heat energy of the combustion turned into useful work at the crankshaft, other things being equal.
A. The high；the large
B. The higher；the larger
C. The lower；the larger
D. The low ；the large
[单项选择]direct表示（）
A. 8位立即数
B. 16位立即数
C. 8位直接地址
D. 16位地址
[单项选择]Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,（）the equipment fitted on ship and the area in which the incident occurs.
A. depend on
B. depending on
C. dependent on
D. depended on
[名词解释]生态效益（ecological effect）
[名词解释]经济效益（economic effect）
[名词解释]社会效益（social effect）
[单项选择] You are developing a Windows Communication Foundation (WCF) service to provide an in-memory cache for many Web applications.The service contract is defined as follows. (Line numbers are included for reference only.) 01 [ServiceContract] 02 public interface IDataCache 03 { 04 ... 05 }06 07 08 public class DataCache : IDataCache 09 { 10 ... 11 } You need to ensure that all users share the cache. Which code segment should you insert at line 07?（）
A. [ServiceBehavior(TransactionIsolationLevel = IsolationLevel.RepeatableRead)]
B. [ServiceBehavior(InstanceContextMode = InstanceContextMode.Single)]
C. [ServiceBehavior(InstanceContextMode = InstanceContextMode.PerSession)]
D. [ServiceBehavior(TransactionIsolationLevel = IsolationLevel.ReadComitted)]
[单项选择]You are creating a Windows Communication Foundation (WCF) service that implements operations in a RESTful manner. You need to add a delete operation. You implement the delete method as follows:void DeleteItems(string id);You need to configure WCF to call this method when the client calls the service with the HTTP DELETE operation. What should you do?（）
A. Add the WebInvoke(UriTemplate="/Items/{id}", Method="DELETE") attribute to the operation
B. Add the HttpDelete atribute to the operation
C. Replace the string parameter with a RemovedActivityAction parameter
D. Replace the return type with RemovedActivityAction.
[单项选择]You are hosting a Windows Communication Foundation (WCF) service at http://www.contoso.com for a law enforcement agency.The agency adds operations to support sending biometric fingerprint data via non-buffered streaming.The service data is routed between intermediaries. The WCF binding you are using by default does not support encryption.You need to ensure that the fingerprint data is not disclosed when passed over the network. What should you do?（）
A. Use basicHttpBinding with message security to https://www.contoso.com
B. Use basicHttpBinding with transport security to https://www.contoso.com
C. Use wsHttpBinding with message security to https://www.contoso.com
D. Use wsHttpBinding with transport security to http://www.contoso.com
