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111 题 共考过题数
57% 错误率    难度系数
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所属试卷： 
   共111条     1/8页     上一页     下一页   
隶属试卷 题号 题干 难度系数/错误率 已做过 未做对
   2019年下半年
   网络工程师
   上午试卷 综合知识 		第71题
选择题
A virtual(71)network,or VPN, is an encrypted connection over the Internet from a device to a network.The encrypted connection helps ensure that sensitive data is safely(72).It prevents (73)people from eavesdropping on the traffic and allows the user to conduct work remotely.Traffic on the virtual network is sent securely by establishing an encrypted connection across the Internet known as a(74).A ..

42%
   2019年下半年
   网络工程师
   上午试卷 综合知识 		第72题
选择题
A virtual(71)network,or VPN, is an encrypted connection over the Internet from a device to a network.The encrypted connection helps ensure that sensitive data is safely(72).It prevents (73)people from eavesdropping on the traffic and allows the user to conduct work remotely.Traffic on the virtual network is sent securely by establishing an encrypted connection across the Internet known as a(74).A ..

51%
   2019年下半年
   网络工程师
   上午试卷 综合知识 		第73题
选择题
A virtual(71)network,or VPN, is an encrypted connection over the Internet from a device to a network.The encrypted connection helps ensure that sensitive data is safely(72).It prevents (73)people from eavesdropping on the traffic and allows the user to conduct work remotely.Traffic on the virtual network is sent securely by establishing an encrypted connection across the Internet known as a(74).A ..

48%
   2019年下半年
   网络工程师
   上午试卷 综合知识 		第74题
选择题
A virtual(71)network,or VPN, is an encrypted connection over the Internet from a device to a network.The encrypted connection helps ensure that sensitive data is safely(72).It prevents (73)people from eavesdropping on the traffic and allows the user to conduct work remotely.Traffic on the virtual network is sent securely by establishing an encrypted connection across the Internet known as a(74).A ..

47%
   2019年下半年
   网络工程师
   上午试卷 综合知识 		第75题
选择题
A virtual(71)network,or VPN, is an encrypted connection over the Internet from a device to a network.The encrypted connection helps ensure that sensitive data is safely(72).It prevents (73)people from eavesdropping on the traffic and allows the user to conduct work remotely.Traffic on the virtual network is sent securely by establishing an encrypted connection across the Internet known as a(74).A ..

48%
   2019年上半年
   网络工程师
   上午试卷 综合知识 		第71题
选择题
Network security consists of policies and practices to prevent and monitor（71）access,misuse, modification, or denial of a computer network and network-accessible resources.Network security involves the authorization of access to data in a network, which is controlled by the network（72）.Users choose or are assigned an ID and password or other authenticating information that allows them to acces..

44%
   2019年上半年
   网络工程师
   上午试卷 综合知识 		第72题
选择题
Network security consists of policies and practices to prevent and monitor（71）access,misuse, modification, or denial of a computer network and network-accessible resources.Network security involves the authorization of access to data in a network, which is controlled by the network（72）.Users choose or are assigned an ID and password or other authenticating information that allows them to acces..

61%
   2019年上半年
   网络工程师
   上午试卷 综合知识 		第73题
选择题
Network security consists of policies and practices to prevent and monitor（71）access,misuse, modification, or denial of a computer network and network-accessible resources.Network security involves the authorization of access to data in a network, which is controlled by the network（72）.Users choose or are assigned an ID and password or other authenticating information that allows them to acces..

54%
   2019年上半年
   网络工程师
   上午试卷 综合知识 		第74题
选择题
Network security consists of policies and practices to prevent and monitor（71）access,misuse, modification, or denial of a computer network and network-accessible resources.Network security involves the authorization of access to data in a network, which is controlled by the network（72）.Users choose or are assigned an ID and password or other authenticating information that allows them to acces..

52%
   2019年上半年
   网络工程师
   上午试卷 综合知识 		第75题
选择题
Network security consists of policies and practices to prevent and monitor（71）access,misuse, modification, or denial of a computer network and network-accessible resources.Network security involves the authorization of access to data in a network, which is controlled by the network（72）.Users choose or are assigned an ID and password or other authenticating information that allows them to acces..

49%
   2018年下半年
   网络工程师
   上午试卷 综合知识 		第71题
选择题
The TTL field was originally designed to hold a time stamp, which was decremented by each visited router.The datagram was (71) when the value became zero.However, for this scheme, all the machines must have synchronized clocks and must know how long it takes for a datagram to go from one machine to another.Today, this field is used mostly to control the (72) number of hops (routers) visited by the..

53%
   2018年下半年
   网络工程师
   上午试卷 综合知识 		第72题
选择题
The TTL field was originally designed to hold a time stamp, which was decremented by each visited router.The datagram was (71) when the value became zero.However, for this scheme, all the machines must have synchronized clocks and must know how long it takes for a datagram to go from one machine to another.Today, this field is used mostly to control the (72) number of hops (routers) visited by the..

46%
   2018年下半年
   网络工程师
   上午试卷 综合知识 		第73题
选择题
The TTL field was originally designed to hold a time stamp, which was decremented by each visited router.The datagram was (71) when the value became zero.However, for this scheme, all the machines must have synchronized clocks and must know how long it takes for a datagram to go from one machine to another.Today, this field is used mostly to control the (72) number of hops (routers) visited by the..

60%
   2018年下半年
   网络工程师
   上午试卷 综合知识 		第74题
选择题
The TTL field was originally designed to hold a time stamp, which was decremented by each visited router.The datagram was (71) when the value became zero.However, for this scheme, all the machines must have synchronized clocks and must know how long it takes for a datagram to go from one machine to another.Today, this field is used mostly to control the (72) number of hops (routers) visited by the..

56%
   2018年下半年
   网络工程师
   上午试卷 综合知识 		第75题
选择题
The TTL field was originally designed to hold a time stamp, which was decremented by each visited router.The datagram was (71) when the value became zero.However, for this scheme, all the machines must have synchronized clocks and must know how long it takes for a datagram to go from one machine to another.Today, this field is used mostly to control the (72) number of hops (routers) visited by the..

55%


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