MCTS 70-642 Microsoft 70 642: Network Infrastructure 4

Question 1

You need to configure Windows Server 2008 R2 so that remote clients can connect to internal resources without installing a VPN client. Which technology should you implement?

Accepted Answer

DirectAccess

Answer

DirectAccess provides transparent, always-on connectivity to corporate resources without requiring users to initiate a traditional VPN connection.

Question 2

Which DHCP option number specifies the default gateway for DHCP clients?

Accepted Answer

Option 3

Answer

DHCP Option 3 (Router) specifies the default gateway address that clients should use for routing traffic to other networks.

Question 3

A network administrator configures a Windows Server 2008 R2 DHCP server with a scope of 192.168.1.1 – 192.168.1.254. Three servers require static IPs in this range. What should the administrator configure?

Accepted Answer

Configure DHCP exclusions for those IP addresses

Answer

DHCP exclusions prevent the DHCP server from assigning specific IP addresses within a scope range, allowing them to be used as static addresses.

Question 4

Which Windows Server 2008 R2 tool is used to manage and monitor DHCP servers, scopes, and leases from a central console?

Accepted Answer

DHCP console (dhcpmgmt.msc)

Answer

The DHCP console (dhcpmgmt.msc) provides a graphical management interface for all DHCP server settings, scopes, reservations, and active leases.

Question 5

A DNS server is configured with a zone for contoso.com. Queries for unknown hosts within contoso.com return NXDOMAIN. To allow all unknown hosts to resolve to a single IP, which DNS record should be added?

Accepted Answer

A wildcard A record (*.contoso.com)

Answer

A wildcard DNS record (*) matches any hostname not explicitly defined in the zone, directing those queries to the specified IP address.

MCTS 70-642 Exam Practice Test

MCTS 70-642 Exam Practice Test

MCTS 70-642 Microsoft 70 642: Network Infrastructure 4