MCSE 70-297: Network Infrastructure Design 1

Question 1

When designing an Active Directory forest structure, what is the primary reason to create multiple forests?

Accepted Answer

To maintain separate security boundaries

Answer

Separate forests provide the strongest security boundary since administrative access cannot cross forest boundaries without explicit trusts.

Question 2

Which DNS record type is required for domain controllers to be located by clients?

Accepted Answer

SRV

Answer

Domain controllers register SRV (Service) records in DNS so that Active Directory clients can locate services like Kerberos and LDAP.

Question 3

What is the recommended DHCP scope utilization threshold that should trigger adding a new scope or server?

Accepted Answer

80%

Answer

Microsoft recommends that when DHCP scope utilization reaches 80%, administrators should plan to expand the scope or deploy additional servers.

Question 4

Which Windows Server 2003 feature allows multiple network paths to be aggregated for increased bandwidth and fault tolerance?

Accepted Answer

Network Load Balancing (NLB)

Answer

Network Load Balancing distributes incoming traffic across multiple servers, providing both increased throughput and fault tolerance.

Question 5

When designing an IP addressing scheme, what class of address is 172.16.0.0/12?

Accepted Answer

Class B private

Answer

The 172.16.0.0/12 range (172.16.0.0 to 172.31.255.255) is a Class B private address range defined by RFC 1918.

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