You need to configure the DNS resource records for incoming e-mail messages from the Internet. What should you do？（）

单项选择题YouneedtodesignsecurityformessagesexchangedbetweenNorthwindTradersemployeesanditsvendors.Whatshouldyoudo？（）

A.Require employees to access e-mail only over connections that use SSL
B.Place Exchange mailbox stores on NTFS volumes. Use Encrypting File System （EFS） to encrypt the stores
C.Use the internal certification authority （CA） to issue certificates to all employees. Require employees to digitally sign outbound e-mail
D.Use the internal certification authority （CA） to issue certificates to all employees and vendors. Instruct employees and vendors to use secure MIME to encrypt all e-mail sent between them

单项选择题Youneedtodesignastrategyforprovidinge-mailaccesstothesubsidiaryusers.Whatshouldyoudo？（）

A.Deploy POP3 and IMAP4 services on Exchange front-end servers. Make the front-end servers accessible from the Internet by means of POP3， IMAP4， and SMTP only
B.Deploy Microsoft Outlook Web Access on Exchange mailbox servers. Make the mailbox servers accessible from the Internet by means of HTTPS and SMTP only
C.Deploy Microsoft Outlook Web Access on Exchange front-end servers. Make the front-end servers accessible from the Internet by means of HTTPS only
D.Deploy an additional Exchange mailbox server that contains all subsidiary mailboxes. Deploy Microsoft Outlook Web Access on the server. Make the server accessible from the Internet by means of HTTPS only

单项选择题YouneedtodesignanadministrativemodelfortheExchangeServerenvironment.Whatshouldyoudo？（）

A.Create a single organizational unit （OU）. Place the user accounts for each office in the OU. Delegate control over the OU to the office’s server administrators and the central IT staff
B.Create a single Exchange administrative group. Place all Exchange servers into that administrative group. Assign permissions for the administrative group to the officer’s server administrators and the central IT staff
C.Create an Exchange administrative group for each office. Place the Exchange severs for each office into that office’s administrative group. Assign permissions for the administrative group to the office’s server administrators. Allow the central IT staff to manage user mailboxes
D.Create an organizational unit （OU） for each office. Place the user accounts for each office into the appropriate OU. Delegate control over each OU to the office’s server administrators. Allow the central IT staff to manager user mailboxes

多项选择题YouneedtodesignaconnectionagreementforActiveDirectoryConnectortosynchronizedirectoryinformationwiththesubsidiarylocation.Whichtwoactionsshouldyouperform？（）

A.Configure a one-way connection agreement that replicates from the subsidiary’s Exchange 5.5 organization to Active Directory
B.Configure a one-way connection agreement that replicates from Active Directory to the subsidiary’s Exchange 5.5 organization
C.Configure two one-way connection agreements that replicate between the subsidiary’s Exchange 5.5 organization and Active Directory
D.Configure the connection agreement to replicate all objects
E.Configure the connection agreement to replicate only mailboxes
F.Configure the connection agreement to save deletions in an LDAP Data Interchange Format file

单项选择题Youneedtodesignasolutionsothatusersintheretailoutletscanaccesstheire-mailontheExchange2003servers.Whatshouldyoudo？（）

A.Install an Exchange 2003 server infrastructure that will support POP3 connections from the Internet. Install a user certificate on each client computer at the retail outlets. Instruct the users to sign and encrypt all outbound e-mail messages
B.Install an Exchange 2003 server infrastructure that will support encrypted POP3 connections from the Internet. Configure the client computer in the retail outlets to use an encrypted connection to the POP3 server
C.Install an Exchange 2003 server infrastructure that will support encrypted Microsoft Outlook Web Access connections from the Internet. Instruct all users at the retail outlets to access their e-mail by using Microsoft Internet Explorer 5.5 or later to connect to the secure Microsoft Outlook Web Access server
D.Install an Exchange 2003 server infrastructure that will support encrypted IMAP4 connections from the Internet. Configure the client computers in the retail outlets to use an encrypted connection to the IMAP4 server