What are the two most common request/reply pair with ICMP
messages when using the ping command? (Choose two)
A. echo reply
B. echo request
C. source quench
D. fragment onset
E. information redirect
F. destination reachable
G. echo control message
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Define network?
Of the following switching types, which one has the highest latency? A.) Cut-through B.) None C.) Store-and-forward D.) Fragment Free
Identify the command that forces the router to load into ROM mode upon a reload? A.) boot system rom B.) rom boot C.) boot system flash rom D.) boot router rom
Identify the OSI layer associated with bits? A.) Physical B.) Network C.) Binary D.) Data link
What port does rip use?
Identify the purpose of the TCP 3 step handshake? A.) Setup a un-reliable connection B.) Initialize routing tables C.) Synchronize sequence numbers between hosts D.) Connection tear down process
What is a characteristic of Store and Forward switches? A.) They forward the frame before it is completely read. B.) They work at wire speed. C.) They are the same a Cut-Through switching. D.) They read the entire frame and check CRC before forwarding. E.) They decrease latency.
What type of frame does CDP use to gather information about it's neighbors? A.) TCP/IP B.) Novell-ether C.) Subnetwork Access Protocol (SNAP) D.) Ethernet_II
Can you explain PPP protocol?
Which of the following is an example of the Physical Layer? A.) SQL B.) IP C.) LLC D.) DDP E.) Ethernet
What type of switching creates variable latency through the switch? A.) Cut-Through B.) Inverted C.) Layer 4 D.) Multiplexed E.) Store and Forward
Which of the following is a connectionless protocol at the Transport layer? A.) UDP B.) ARP C.) ICMP D.) RARP E.) IP F.) FTP
CCNA 
