WN CSE2

Which of the following is/are characteristic(s) of ad-hoc networks?

• A) Dynamic topology

• B) Self-configuration

• C) Decentralized decision making

• D) All of the above

Which outdoor mobility model simulates movement along roads and streets with defined paths and intersections?

• A) Random direction model

• B) Random waypoint model

• C) Manhattan mobility model

• D) Freeway mobility model

What is a contention-based protocol in computer networking?

• A) A protocol that assigns dedicated time slots for data transmission

• B) A protocol that resolves collisions dynamically as they occur

• C) A protocol that relies on pre-defined schedules for communication

• D) A protocol that prioritizes certain types of traffic over others

Which design issue is a concern for MAC protocols in networks with a large number of nodes?

• A) Channel capacity

• B) Carrier sensing

• C) Scalability

• D) Packet fragmentation

Which ad-hoc transport protocol is known for its on-demand route discovery mechanism?

• A) TCP (Transmission Control Protocol)

• B) UDP (User Datagram Protocol)

• C) DSR (Dynamic Source Routing)

• D) OSPF (Open Shortest Path First)

What is a potential drawback of proactive routing protocols?

• A) High latency for route setup

• B) Increased control message overhead

• C) Lack of adaptability to network changes

• D) Limited scalability in large networks

Which of the following is a characteristic of contention-based protocols?

• A) Deterministic access to the communication medium

• B) Guaranteed quality of service (QoS) for all nodes

• C) Dynamic access to the communication medium

• D) Minimal overhead in message exchanges

Which network parameter does NOT affect the performance of ad-hoc networks?

• A) Network size

• B) Transmission power

• C) Signal interference

• D) None of the above

Which parameter is essential for MAC protocols to optimize channel utilization and minimize collisions?

• A) Packet size

• B) Contention window size

• C) Transmission power

• D) Encryption key length

Which protocol is commonly used for source-specific multicast (SSM) routing?

• A) PIM-SM (Protocol Independent Multicast - Sparse Mode)

• B) DVMRP (Distance Vector Multicast Routing Protocol)

• C) PIM-SSM (Protocol Independent Multicast - Source-Specific Multicast)

• D) IGMP (Internet Group Management Protocol)