Identify the true statement regarding subnetting?
A.) Allows for more host address
B.) Borrow bits from the network portion of the address
C.) Allows for unlimited number of networks
D.) Borrow bits from the host portion of the address
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On an ISDN BRI interface, the control channel is the 'D' channel. What is the rate of this channel? A.) 64 Kbps B.) 1.544 Mbps C.) 128 Kbps D.) 2.048 Mbps E.) 16 Kbps
Identify 3 feature of access-lists? A.) Implicit deny will deny any packets not matched B.) Processed sequentially from bottom to top C.) Processed sequentially from top to bottom D.) If a packet is denied it would be tested against the remaining statements in the access-list E.) Once a match is made the packet is either denied or permitted F.) Enabled on all interfaces by default
which points are eliminated by the DBSCAN algorithm?
What is difference between flsm and vlsm?
Identify the default encapsulation on serial interfaces? A.) ISDN B.) HDLC C.) SDLC D.) Frame Relay E.) PPP
routing information
A router blocks ___________ Broadcasts Unicasts All packets Nothing
What command will display all connected OSPFv2 routers?
How often does IP RIP send out routing table updates by default? A.) They send complete updates every 30 seconds B.) They send partial updates every 30 seconds C.) They send complete updates every 60 seconds D.) They send partial updates every 60 seconds
What is the default CDP broadcast update rate for Cisco routers? A.) 120 seconds B.) 60 seconds C.) 30 seconds D.) 90 seconds
Identify the command to display the IP routing table? A.) show route B.) show ip route C.) show ip table route D.) show ipx route
ip dhcp excluded-address 192.168.0.1 192.168.0.19 what is the use of that command can any one explain it
CCNA 
