Free 4A0-100 Exam Braindumps

With a subnet mask of 255.255.255.224, which of the IP addresses below are valid host addresses? (Choose all that apply)

1. A. 17.23.119.63
2. B. 87.99.12.159
3. C. 95.11.22.93
4. D. 192.11.25.87

Correct Answer: CD

Which organization first considered cross-platform networking support to be a necessity?

1. A. IB
2. B. US Militar
3. C. Alcatel-Lucen
4. D. NAS
5. E. Bell Labs

Correct Answer: B

Which of the following statements is TRUE regarding a VPWS service?

1. A. VPWS is a point-to-multipoint servic
2. B. VPWS requires MAC learning in order to forward frames to the correct destination
3. C. A Spanning Tree Protocol must be enabled when deploying a VPW
4. D. VPWS treats multicast traffic similar to unicast traffi

Correct Answer: D

Why does UDP have less overhead than TCP?

1. A. UDP has less overhead because it is only used for transmission of small amounts of dat
2. B. UDP has less overhead then TCP because there is no checksum field in UD
3. C. UDP overhead is the same as TCP because it uses the same fields in the heade
4. D. UDP has less overhead because there is no requirement for acknowledgment or retransmissio

Correct Answer: D

Which of the following is NOT a function of TCP?

1. A. Maintaining the ordering of data transmitted across the networ
2. B. Ensuring the reliable transmission of data across the networ
3. C. Providing the receiver with a flow control mechanis
4. D. Defining the method for routing data across the networ

Correct Answer: D