Learning by Doing: CISCO Certified Network ... - SCN Research

5. Which of the following is reserved for the broadcast address in 198.64.74.x/27?
A. .0
B. .127
C. .192
D. .254
6. Which of the following is a valid class “C” IP subnet number?
A. .191
B. .127
C. .128
D. .129
7. Which of the following is a valid class “B” IP subnet broadcast address?
A. 10101011.01011101.00010000.01011110
B. 00101011.01011101.00010000.01111111
C. 10110110.01011101.00000000.01111111
D. 11100110.01011101.00000000.01111111
8. Which type of IP address can borrow one bit from the last octet to create subnets?
A. Class “C” IP addresses
B. Class “B” IP addresses
C. None can borrow 1 bit from the last octet
D. Class A, B, and C can borrow 1 bit from the last octet
E. Both Class “A” and “B”
9. Which of the following best describes the address 147.30.74.01
A. Class “A” host address
B. Class “A” broadcast address
C. Class “B” host address
D. Class “B” subnet address
Subnetting possible vs. useable
Are the following statements TRUE or FALSE?
1. Subnet addresses are assigned locally.
A. False
B. True
2. Subnet addresses include only a network number and a host number.
A. True
B. False
3. Each time the number of bits borrowed from an eight bit octet decreases, the
decimal value representing that octet in the subnet mask increases by a power of
two
A. True
B. False
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