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单选题
Which of the following options is representative of a Class B address？（）
A
128.55.103.2
B
195.201.22.11
C
227.100.100.1
D
120.102.27.120
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Which of the following is an example of a Class B TCP／IP address?()
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Which of the following is the subnet mask for a Class C IP address?()
A.10.0.0.1B.192.168.1.1C.255.255.0.0D.255.255.255.0
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Which of the following is a valid Class A TCP／IP address?()
A.10.20.210.200B.99.55.44.255C.127.10.52.45D.172.24.168.20
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Which of the following is true about an IP address if the first bit is a zero?()
A. The address is a Class A address.B. The address is a Class B address.C. The address is a Class C address.D. The address is a Class D address.
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A Class C network address has been subnetted with a ／27 mask.Which of the following addresses is a broadcast address for one of the resulting subnets?()
A.201.57.78.33B.201.57.78.64C.201.57.78.97D.201.56.78.97E.201.57.78.159F.201.57.78.254
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A network administrator provides an IP address of 128.135.0.142 and a subnet mask of 255.0.0.0. Once a ping is attempted， it fails. Which of the following options is the most probable cause of the failed ping？（）A、0 is not valid in an IP addressB、128 is a reserved networkC、The subnet mask should be 255.255.0.0. since it is a class BD、A network problem has occurred since IP and subnet are valid
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When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）A、A routing table has changedB、The IP address has changedC、The system has become a gatewayD、A hacker is posing a threat to the system
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Which of the following options is representative of a Class B address？（）A、128.55.103.2B、195.201.22.11C、227.100.100.1D、120.102.27.120
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The IP address 192.168.100.1 belongs to which class of IP address space?（）A、Class AB、Class BC、Class CD、Class D
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Which of the following TCP/IP addresses is a Class C address?（）A、10.0.0.1B、12.78.1.1C、172.16.1.1D、192.168.1.1
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Which of the following is a valid Class A TCP/IP address?（）A、10.20.210.200B、99.55.44.255C、127.10.52.45D、172.24.168.20
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Which of the following is true about an IP address if the first bit is a zero?（）A、The address is a Class A address.B、The address is a Class B address.C、The address is a Class C address.D、The address is a Class D address.
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Which of the following is an example of a Class B TCP/IP address?（）A、4.4.4.2B、122.29.38.110C、155.43.29.219D、199.200.201.202
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Which of the following options is a valid host IP address？（）A、129.0.0.99B、129.255.0.1C、224.0.0.1D、254.0.0.1
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The administrator of an AIX system needs to be more proactive and predictive at identifying and resolving problems before they affect the system. Which of the following options should the pSeries Sales Representative propose to address this management issue？（）A、HACMPB、PM/AIXC、SmoothStartD、Business Continuity Services
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The internet address 198.102.27.120 represents which of the following addresses？（）A、Class AB、Class BC、Class CD、Class D
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A class B network 129.35 has 10 subnets. Which of the following options is the correct subnet mask？（）A、255.255.128.0 （11111111.11111111.10000000.00000000）B、255.255.192.0 （11111111.11111111.11000000.00000000）C、255.255.224.0 （11111111.11111111.11100000.00000000）D、255.255.240.0 （11111111.11111111.11110000.00000000）
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单选题A network administrator provides an IP address of 128.135.0.142 and a subnet mask of 255.0.0.0. Once a ping is attempted， it fails. Which of the following options is the most probable cause of the failed ping？（）A
0 is not valid in an IP addressB
128 is a reserved networkC
The subnet mask should be 255.255.0.0. since it is a class BD
A network problem has occurred since IP and subnet are valid
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单选题Which of the following TCP/IP addresses is a Class C address?（）A
10.0.0.1B
12.78.1.1C
172.16.1.1D
192.168.1.1
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单选题A class B network 129.35 has 4 subnets and a netmask of 255.255.252.0 （11111111.11111111.11111100.00000000）. To which of the following subnets will the class B network deliver a packet of address 129.35.14.04 （10000001.00100011.00001110.00000100）？（）A
129.35.12.0B
129.35.16.0C
129.35.52.0D
129.35.128.0
考题
单选题Which of the following is an example of a Class B TCP/IP address?（）A
4.4.4.2B
122.29.38.110C
155.43.29.219D
199.200.201.202
考题
单选题A Class C network address has been subnetted with a /27 mask.Which of the following addresses is a broadcast address for one of the resulting subnets?（）A
201.57.78.33B
201.57.78.64C
201.57.78.97D
201.56.78.97E
201.57.78.159F
201.57.78.254
考题
单选题Which of the following options is representative of a Class B address？（）A
128.55.103.2B
195.201.22.11C
227.100.100.1D
120.102.27.120
考题
单选题Which of the following is true about an IP address if the first bit is a zero?（）A
The address is a Class A address.B
The address is a Class B address.C
The address is a Class C address.D
The address is a Class D address.
考题
单选题Which of the following is a valid Class A TCP/IP address?（）A
10.20.210.200B
99.55.44.255C
127.10.52.45D
172.24.168.20
考题
单选题When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）A
A routing table has changedB
The IP address has changedC
The system has become a gatewayD
A hacker is posing a threat to the system
考题
单选题Which of the following options is a valid host IP address？（）A
129.0.0.99B
129.255.0.1C
224.0.0.1D
254.0.0.1
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单选题The administrator of an AIX system needs to be more proactive and predictive at identifying and resolving problems before they affect the system. Which of the following options should the pSeries Sales Representative propose to address this management issue？（）A
HACMPB
PM/AIXC
SmoothStartD
Business Continuity Services
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