Online Access Free 050-649 Exam Questions

Which utility do you use to identify the MAC address of the local router?

• A.ARP
• B.PING
• C.NSLOOKUP/DIG
• D.TRACEROUTE
• E.RARP

When a client receives a message with a digital signature, what key is used to verify that the signature is correct?

• A.The server's private key
• B.The client's private key
• C.The server's public key
• D.The certificate key
• E.The session key

CORRECT TEXT
Assuming addresses of all zeros and all ones are not used, how many hosts are allowed on a class C IP network that uses supernetting and a subnet mask of 255.255.252.0?

Which steps are part of the TCP/IP error resolution process? (Choose 2.)

• A.Begin capturing all network packets.
• B.Develop a plan of action.
• C.Identify the possible points of failure.
• D.List all operating systems in use.

What can be done to increase network reliability?

• A.Utilize a ring topology.
• B.Assign multiple IP addresses to critical devices.
• C.Implement NAT.
• D.Add redundant connectivity devices.