JN0-101
单选题What is the purpose of a network mask?（）A It is used to identify the maximum hop count of a subnetworkB It is used to identify an IP address as either private or publicC It is used to identify the network to which an IP address belongsD It is used to i
题目
It is used to identify the maximum hop count of a subnetwork
It is used to identify an IP address as either private or public
It is used to identify the network to which an IP address belongs
It is used to identify the total number of bits present in an IP address
相似问题和答案
第1题：
A. The summarized address for all internal subnetted addresses.
B. A private IP address assigned to a host on the inside network.
C. A registered address that represents an inside host to an outside network.
D. A unique IP address used on an internal network
E. Non of the above
第2题：
B.IP address
C.host address
D.domain name address
第3题：
Each machine in the internet is assigned a unique network address,called（）,that is used to identify the machine for communication purposes
A.MAC address
B.IP address
C.host address
D.domain name address
第4题：
Inverse ARP is being used in the TestKing frame relay network. What is the purpose of Inverse ARP?（）
- A、To ma a known IP address to a MAC address
- B、To map a known DLCI to a MAC address
- C、To ma a known MAC address to an IP address
- D、To ma a known DLCI address to a IP address
- E、To ma a known IP address to a SPID address
- F、To ma a known SPID address to a MAC address
正确答案:D
第5题：
When a DHCP server is configured, which two IP addresses should never be assignable to hosts? （）
- A、network or subnetwork IP address
- B、broadcast address on the network
- C、IP address leased to the LAN
- D、IP address used by the interfaces
- E、manually assigned address to the clients
- F、designated IP address to the DHCP server
正确答案:A,B
第6题：
A. source port
B. output interface
C. next-hop IP address
D. source MAC address
E. destination IP address
F. next-hop MAC address
第7题：
Which two of these key fields are used to identify a flow in a traditional NetFlow implementation?（）
- A、source port
- B、output interface
- C、next-hop IP address
- D、source MAC address
- E、destination IP address
- F、next-hop MAC address
正确答案:A,E
第8题：
Each machine in the ineternet is assigned a unique network address, called__(71)__,that is used to identify the machine for communication purposes.
A.MAC address
B.IP address
C.host address
D.domain name address
在因特网中的每一台机器都被分配了一个唯一的网络地址，称之为IP地址，它被用来标识机器以达到通信的目的。
第9题：
What are the "bound IP addresses" used for in LDP？（）
- A、For each such address and mask /32, one label binding is created.
- B、As the TCP endpoint, IP addresses are used by the LDP session.
- C、These addresses are used to find the label binding to put in the LFIB, by looking up these IP addresses in the routing table.
- D、These addresses are used for penultimate hop popping (PHP) when forwarding packets to the next router directly.
正确答案:C
第10题：
Each machine in the internet is assigned a unique network address,called（）,that is used to identify the machine for communication purposes
- A、MAC address
- B、IP address
- C、host address
- D、domain name address
正确答案:B