DS naming CH

What type of naming uses unique bit strings like MAC addresses?

• Flat Naming
• Structured Naming
• Attribute-based Naming
• Hierarchical Naming

Which protocol is an example of name resolution using broadcasting?

• ARP
• DNS
• DHT
• DHCP

What is a key feature of true identifiers in distributed systems?

• Uniquely identifies one entity
• Can refer to multiple entities
• Changes over time
• Requires hierarchical structure

In a home-based approach, where is an entity’s address registered?

• Home node
• DHT node
• Foreign agent
• Gateway router

Which mechanism uses a chain of pointers to locate mobile entities?

• Forwarding Pointers
• Broadcasting
• Home-Based Approach
• DNS Resolution

What kind of address does a MAC address represent in network systems?

• Identifier
• Name
• Resource ID
• Hostname

What challenge is associated with the forwarding pointers approach?

• Long resolution delays
• Address conflict
• Limited scalability
• Requires global registry

In the Chord DHT system, what kind of key is assigned to each node?

• m-bit identifier
• IP Address
• Port Number
• MAC Address

Which entity keeps track of a mobile node’s foreign address?

• Home node
• DHT Node
• Client
• DNS Server

What is the purpose of a distributed hash table (DHT)?

• Decentralized lookup service
• Address translation
• Packet forwarding
• Encryption management