Google IT Support Professional:System Administration and IT Infrastructure Services (Week 4) Directory Services.

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★Introduction to Directory Services★

Q1.What does a directory server provide?

1. A real-time communication service
2. A network time service
3. A lookup service for an organization
4. A replication service

A directory service allows members of an organization to lookup information about the organization, like network resources and their addresses.

Q2.What benefits does replication provide? Check all that apply.

1. Redundancy
2. Enhanced security
3. Increased capacity
4. Decreased latency

Directory server replication grants you redundancy by having multiple copies of the database being served by multiple servers. The added servers that provide lookup services also reduce the latency for clients querying the service.

Q3.What's the most popular directory services protocol used today?

1. Directory Access Protocol
2. Directory System Protocol
3. Lightweight Directory Access Protocol
4. Directory Operational Binding Management Protocol

LDAP is the most popular and widely used directory access protocol today.

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