A new asynchronous connection is being installed in your network. Which pair of WAN encapsulations types is suitable for asynchronous lines?（）A、PPP and ATMB、PPP and SDLCC、ATM and HDLCD、SDLC and HDLC
A new asynchronous connection is being installed in your network. Which pair of WAN encapsulations types is suitable for asynchronous lines?（）
- A、PPP and ATM
- B、PPP and SDLC
- C、ATM and HDLC
- D、SDLC and HDLC
相关考题：
A Windows Communication Foundation (WCF) solution exposes the following contract over an HTTP connection.[ServiceContract]public interface IDataService{ [OperationContract] string GetData();}Existing clients are making blocking calls to GetData. Calls to GetData take five seconds to complete.You need to allow new clients to issue non-blocking calls to get the data, without breaking any existing clients. What should you do?（）A.B.C.Generate a proxy class with asynchronous methods and use it for the new clientsD. Add a new endpoint to the service that uses a full-duplex binding and use it for the new clients.
An administrator has an existing HMC and POWER6 570 connected to a network switch. The administrator is planning to install two POWER6 570s with a dedicated HMC.Which infrastructure is required for the new HMC?（）A.An additional switch for the new HMCB.Asynchronous adapters on the new HMCC.The two 570 servers are directly connected to the new HMCD.One 570 is directly connected to the new HMC and the other is directly connected to the existing HMC
You connect your computer to a wireless network. You discover that this new connection fails to show in the Connect to a network window.You need to view this connection in the Connect to a network window.What should you do?（）A.AB.BC.CD.D
ATM(Asynchronous Transfer Mode) technology combines connection oriented mechanism and (72) mechanismA.circuit switchingB.packet switchingC.message switchingD.voice switching
A new asynchronous connection is being installed in your network. Which pair of WAN encapsulations types is suitable for asynchronous lines?() A. PPP and ATMB. PPP and SDLCC. ATM and HDLCD. SDLC and HDLC
ATM (Asynchronous Transfer Mode) technology combines connection oriented mechanism and （） mechanism.A.circuit switchingB.packet switchingC.message switchingD.voice switching
ATM（Asynchronous Transfer Mode）technology combines connection oriented mechanism and （ ） mechanism.ATM（异步传输模式）技术结合了面向连接机制和（ ）分组交换机制。A.circuit switching电路转接B.packet switching分组交换C.message switching信息转换D.voice switching声音转换
列声明并创建Connection对象的语句，正确的是（）。ADim ADOcn As New ConnectionBDim ADOcn As ConnectionCDeclare ADOcn As New ConnectionDDeclare ADOcn As Connection
Which three modes are the operating of HDLC？（）A、asynchronous balanced mode （ABM）B、normal response mode （NRM）C、normal peer mode （NPM）D、asynchronous client mode （ACM）E、asynchronous response mode （ARM）
A new frame relay connection is being brought up. Which of the following are frame relay LMI type options that can be configured on this new link?（）A、EIA/TIAB、Q.932C、Q.933AD、IEEEE、CiscoF、Annex D
Which three modes are the operating modes of HDLC？ （）A、asynchronous response mode （ARM）B、normal peer mode （NPM）C、asynchronous balanced mode （ABM）D、normal response mode （NRM）E、asynchronous client mode （ACM）
An administrator has an existing HMC and POWER6 570 connected to a network switch. The administrator is planning to install two POWER6 570s with a dedicated HMC. Which infrastructure is required for the new HMC？（）A、An additional switch for the new HMc B、Asynchronous adapters on the new HMcC、The two 570 servers are directly connected to the new HMc D、One 570 is directly connected to the new HMC and the other is directly connected to the existing HMc
A company has recently received a new ADSL backup Internet connection. Which of the followingwill MOST likely be used between the modem and the ISP?（）A、PPPoEB、RASC、IPSecD、MSCHAP
A technician needs to install additional access points for a new high speed connection being added in the new office space. Which of the following will MOST likely be installed to allow additional CAT5 cable connections?（）A、Smart JackB、DemarcC、110 BlockD、66 Block
A storage specialist needs to create a new host connection using the DSCLI. Which of the following parameters identifies the host（）A、hosttypeB、volume groupC、ioportsD、WWPN
You need to configure a computer to encrypt all inbound connections by using IPSec. What should you do?（）A、From Network and Sharing Center， click Connect to a network.B、From Network and Sharing Center， click Set up a new connection or network.C、From Windows Firewall with Advanced Security， click Inbound Rules and then click New Rule.D、From Windows Firewall with Advanced Security， click Connection Security Rules and then click NewRule.
You work as an application developer at Contoso.com. You use Microsoft .NET Framework 3.5 and Microsoft ADO.NET to develop an application. You want to make sure that the application is operative to any type of database. What should you do？（）A、 Set the database driver name in the connection string of the application， and then the connection object as follows： DbConnection connection = new OdbcConnection（connectionString）；B、 Create the connection object as follows： DbProviderFactory factoryDbProviderFactories.GetFactory（databaseProviderName）； DbConnection connection =factory.CreateConnection（）；C、 Create the connection object as follows： DbProviderFactory factory = DbProviderFactories.GetFactory（"System.Data.Odbc"）； DbConnection connection = factory.CreateConnection（）；D、 Set the database driver name in the connection string of the application， and then the connection object as follows：DbConnection connection = new OleDbConnection（connectionString）；
You need to create a VPN connection. What should you do?（）A、From Windows Explorer， right-click Computer and then click Map network drive.B、From Windows Explorer， right-click Computer and then click Add a network location.C、From Network and Sharing Center， click Set up a new connection or network and then click Set up anew network.D、From Network and Sharing Center， click Set up a new connection or network and then click Connect to aworkplace.
You install Windows 2000 Professional on your computer at home. You create a new dial-up connection to connect to your company’s remote access server. You configure the connection to use both of your external modems and to use multilink to bind the modems together. You start the dial-up connection and connect to the remote access server. You notice that only one of the modems is connected to the remote access server. What should you do？（）A、Configure the dial-up connection to use a SLIP connection.B、Configure the company’s remote access server to accept multilink connections.C、Replace your modems with new modems that support multilink.D、Grant your user account multilink permission on the company’s remote access.
单选题You need to design a software usage policy for the employees of Southbridge Video. The policy must meet business requirements. What should you do？（）AConfigure the software restriction policy in the Default Domain Policy Group Policy object （GPO）BCreate a new connection object by using the Connection Manager Administration Kit （CMAK）， and install the new connection object on all client computersCCreate and configure a local security policy on both of the ISA server computersDConfigure the Internet Explorer settings in the Default Domain Policy Group Policy object （GPO）
单选题A new asynchronous connection is being installed in your network. Which pair of WAN encapsulations types is suitable for asynchronous lines?（）APPP and ATMBPPP and SDLCCATM and HDLCDSDLC and HDLC
单选题You need to modify a client application that consumes a Windows Communication Foundation (WCF) service. The service metadata is no longer available. You need to modify the previously generated proxy to include asynchronous calls to the service. What should you do? （）AUpdate the service reference with the Generate asynchronous operations option.BCreate a partial class for the previously generated proxy and include the new asynchronous methods.CCreate a class with the same name as the previously generated proxy and add the new asynchronous methods. Add the new class to a namespace that is different from the original proxy.DCreate a class with the same name as the previously generated proxy and add the new asynchronous methods as partial methods. Add the new class to a namespace that is different from the original proxy.
单选题You create a new dial-up connection to connect to the Internet. You configure the Internet connection to enable Internet Connection Sharing. However， you cannot see or connect to any shared resource on your network. What should you do？（）AConfigure the dial-up connection to disable shared access.BConfigure the dial-up connection to disable on-demand dialing.CDisable data encryption in the new dial-up connection.DUse the ipconfig command to release and renew your network TCP/P address.
单选题在Java Web应用程序中，下列（）选项中的代码能够正确实现使用数据源（DataSource）获取数据库连接对象（数据源名称为dsname）。A DataSource soure = new DataSource（ ） ； Connection conn = source.getConnection（ ）；B Context source = new InitalContext（ ）； Connection conn = source.getConnection（ ）；C Context ctx = new InitalContext（ ）； DataSource ds = （DataSource） ctx.lookup（java：comp/env/dsname）； Connection conn =ds.getConnection（ ）；D Context ctx = new InitalContext （ ）； DataSource ds = （DataSource） ctx.lookup（dsname）； Connection conn = ds.getConnection（ ）；
单选题列声明并创建Connection对象的语句，正确的是（）。ADim ADOcn As New ConnectionBDim ADOcn As ConnectionCDeclare ADOcn As New ConnectionDDeclare ADOcn As Connection
单选题Your company hires 10 new employees. You want the new employees to connect to the main office through a VPN connection. You create new user accounts and grant the new employees the Allow Read and Allow Execute permissions to shared resources in the main office. The new employees are unable to access shared resources in the main office. You need to ensure that users are able to establish a VPN connection to the main office What should you do（）AGrant the new employees the Allow Full control permission.BGrant the new employees the Allow Access Dial-in permission.CAdd the new employees to the Remote Desktop Users security group.DAdd the new employees to the Windows Authorization Access security group.
单选题You have a server named Server2 that runs Windows Server 2003 Service Pack 2 (SP2). The server has two network connections named Local Area Connection and Internet Connection.You configure network address translation (NAT) on Server2 as shown in the exhibit. (Click the Exhibit button.) You configure all client computers to use Server2 as their default gateway.Users report that they cannot connect to the Internet. You successfully connect to the Internet from Server2.You need to ensure that client computers can access Internet resources. What should you do?（）AChange the Internet Connection interface type to Basic firewall only. BChange the Internet Connection interface type to Private interface connected to private network. CAdd Local Area Connection as a new interface for the NAT protocol and set the interface as a Public interface connected to the Internet. DAdd Local Area Connection as a new interface for the NAT protocol and set the new interface as a Private interface connected to private network.
多选题A new frame relay connection is being brought up. Which of the following are frame relay LMI type options that can be configured on this new link?（）AEIA/TIABQ.932CQ.933ADIEEEECiscoFAnnex D