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【单项选择题】

You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.

A、A.stop your engines

B、B.sound two prolonged blasts of the whistle

C、C.sound the danger signal

D、D.slow to bare steerageway

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更多“You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.”相关的问题
第1题
[多选题] You are developing a Web application. The Web application restricts access to an administrative page. The Web application uses the following code segment to protect the page.If Page.User.Identity.Name "CONTOSO\Administrator" Then Response.Redirect("login.aspx")End IfYou are logged on as Administrator. When you display the page, you are redirected to Login.aspx. You discover that the User.Identity.Name property is not being correctly populated. You need to ensure that you can access the page when you are logged on as Administrator. Which two actions should you perform? （）

A、In the Web.config file, enable impersonation.  B、In IIS, enable anonymous access.  C、In IIS, disable anonymous access.  D、In the Web.config file, set the authentication mode to Windows.  

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第2题
[] You are developing a Web application. The Web application restricts access to an administrative page. The Web application uses the following code segment to protect the page.if (Page.User.Identity.Name != @"CONTOSO\Administrator") { the page, you are redirected to Login.aspx. You discover that the User.Identity.Name property is not being correctly populated. You need to ensure that you can access the page when you are logged on as Administrator. Which two actions should you perform? （）

A、A. In the Web.config file, enable impersonation.  B、B. In IIS, enable anonymous access.  C、C. In IIS, disable anonymous access.  D、D. In the Web.config file, set the authentication mode to Windows.  

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第3题
[多选题] You are managing a 24*7 database. The backup strategy for the database is to perform user-managed backups. Identify two prerequisites to perform the backups.（）

A、The database must be opened in restricted mode.  B、The database must be configured to run in ARCHIVELOG mode.  C、The tablespaces are required to be in backup mode before taking the backup.  D、The tablespaces are required to be in read-only mode before taking the backup  

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第4题
[多选题] You are managing a 24*7 database. The backup strategy for the database is to perform user-managedbackups.Identify two prerequisites to perform the backups. (Choose two.)（）

A、The database must be opened in restricted mode.  B、The database must be configured to run in ARCHIVELOG mode.  C、The tablespaces are required to be in backup mode before taking the backup.  D、The tablespaces are required to be in read-only mode before taking the backup  

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第5题
[单选题] The steering and sailing rules for vessels in restricted visibility apply to vessels（）.

A、in sight of one another in fog  B、navigating in or near an area of restricted visibility  C、only if they are showing special purpose lights  D、only if they have operational radar  

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第6题
[单选题] You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.

A、stop your engines  B、sound two prolonged blasts of the whistle  C、sound the danger signal  D、slow to bare steerageway  

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第7题
[单选题] The term restricted visibility，when used in the Rules，refers to（）.

A、situations when you can see vessels on radar that you cannot see visually  B、visibility of less than half a mile  C、any condition where visibility is restricted  D、visibility where you cannot see shore  

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第8题
[单选题] The term restricted visibility，when used in the Rules，refers to（）.

A、Situations when you can see vessels on radar that you cannot see visually  B、Visibility of less than half a mile  C、Any condition where visibility is restricted  D、Visibility where you cannot see shore  

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第9题
[单选题] As a network administrator, you are required to deploy MPLS technology. During the deployment, it is recommended to apply conditional label advertising. What is most probably the reason for that?（）

A、to enable label switching on the frame mode interface  B、to restrict MPLS availability to predefined time periods  C、to restrict end users from seeing the routers in the MPLS network  D、to restrict label switching to a limited number of networks  

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