050-649 무료 덤프문제 온라인 액세스

What is the purpose of Network Time Protocol (NTP)?

• A.To synchronize a set of network clocks using distributed clients and servers
• B.To calculate the Time To Live (TTL) for IP datagrams
• C.To record the time network events take place
• D.To perform Time Division Multiplexing (TDM) across a network medium
• E.To specify the algorithms for world-wide time synchronization

What information is stored in a RIP routing table? (Choose 2.)

• A.Destination IP address
• B.Cost value
• C.Hop count metric
• D.Destination MAC address
• E.Shortest path

Which organizations publish TCP/IP security information? (Choose 2.)

• A.CIAC
• B.CASE
• C.CISC
• D.CCITT
• E.CERT
• F.CICS
• G.CMOS

You were issued the following class C addresses by the InterNIC.
210.100.132.0
210.100.133.0
210.100.134.0
210.100.135.0
You plan to connect 550 hosts to the network. What should you do in this situation?
(Choose 2.)

• A.Use hubs to connect the hosts.
• B.Use a subnet mask of 255.255.255.0.
• C.Use a subnet mask of 255.255.254.0.
• D.Use a subnet mask of 255.255.252.0.
• E.Use subnetting to create multiple physical networks.
• F.Use supernetting to accommodate the hosts.

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

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