TCP/IP for Networking Professionals
Questions, Answers, Braindumps (50-649)
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What symptom can occur on a network when
clients are configured with an incorrect subnet mask?
A. Clients ARP for remote devices.
B. Dynamic route entries are added unnecessarily.
C. Clients cannot obtain an IP address using DHCP.
D. Routers send ICMP port unreachable messages for
Which steps are part of the TCP/IP error
resolution process? (Choose 2.)
A. List all operating systems in use.
B. Examine the communication process.
C. Begin capturing all network packets.
D. Identify the possible points of failure.
ANSWER B, D
Your company uses the IP address 220.127.116.11
with subnets 18.104.22.168 and 22.214.171.124. What
is the appropriate subnet mask for your company?
Which tool do you use to determine active
processes on a host?
D. Port scanner
When do RIP routers advertise their routing
A. Every 30 seconds
B. Every 60 seconds
C. Anytime a change occurs
D. When a request for information is received
Which routing configuration provides a method
for explicitly defining the next hop from a router
to a particular destination?
D. Link state
E. Distance vector
Which are benefits of lPv6 over lPv4? (Choose
A. Variable length header
B. Increased address space
C. Increased header length
D. Improved support for options
E. Independent datagram routing
ANSWER B, D
You are assigned the task of configuring
subnetworks for your company's class C IP network
address. You have the following current and future
Current requirement 1: Allow support for 6 subnetworks.
Current requirement 2: Allow support for 25 hosts
Future requirement 1: Allow growth to 10 subnetworks.
Future requirement 2: Allow growth to 50 hosts per
If you configure a subnet mask of 255.255.255.224,
which requirement or requirements are met?
A. All requirements
B. Only current requirement 1
C. Only current requirement 2
D. Current requirements 1 and 2 only
E. Current requirement 1 and future requirement 1
F. Current requirements 1 and 2 and future requirement
G. Current requirements 1 and 2 and future requirement
Given the following information for a company:
Network address: 126.96.36.199
Subnet mask: 255.255.192.0
Subnets: 188.8.131.52 and 184.108.40.206
Which host addresses are located on subnetwork 220.127.116.11?
ANSWER A, G