4A0-100 Free Practice Test

From the CE perspective, how does a VPLS operate?

1. A. A VPLS operates as if 2 sites are directly connected by a single cabl
2. B. A VPLS operates as if multiple sites are connected through a single switched LA
3. C. A VPLS operates as ifmultiplesites are connected through a single route
4. D. A VPLSoperatesas if multiple sites are connected through a series of private point-to-point routed connection

Correct Answer: B

What bit pattern identifies the network address in the subnet mask?

1. A. A string of 1s
2. B. A string of 0s
3. C. A string of alternating 10s
4. D. There is no specific bit pattern to identify the network addres

Correct Answer: A

What ICMP message type will a router use to indicate to a host that an IP datagram sourced from that host cannot be delivered?

1. A. Echo Reques
2. B. Destination Unreachabl
3. C. Router redirec
4. D. Echo Repl

Correct Answer: B

What is the main purpose of IP fragmentation?

1. A. To limit the number of the IP addresses in the networ
2. B. To improve the efficiency of transmissions over the networ
3. C. To reduce the number of resources required to send a large frame over the networ
4. D. To allow IP datagrams to be carried over Layer 2 networks with varying MTU size

Correct Answer: D

How does the Transport Layer identify which application is to receive the data?

1. A. Using the IP address of the packe
2. B. Using the MAC address of the fram
3. C. Using port number
4. D. Using Connection Identifier Numbers (CIN).

Correct Answer: C