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JN0-100 问题列表
问题
多选题Which two options are reasons for using traffic classification?（）Ato use the classification to route trafficBto use the classification to reorder packets from various sourcesCto use the classification to discard malformed packetsDto use the classification to provide the configured service level
问题
单选题What represents the decimal equivalence of 11000000 10101000 10101100 11110001？（）A
192.168.184.201B
192.168.172.241C
192.170.172.237D
192.170.184.221
问题
单选题Which option is correct to configure the maximum transmit packet size of a Fast Ethernet interface?（）A
set interfaces fe-0/0/0 unit 0 ethernet-options mtu 1200B
set interfaces fe-0/0/0 mtu 1200C
set interfaces fe-0/0/0 unit 0 mtu 1200D
set interfaces fe-0/0/0.0 mtu 1200
问题
单选题Which statement is correct about logical units on Juniper Router interfaces?（）A
Logical units are used only when a Layer 2 identifier is present such as a VLANB
A logical unit of 0 is required when using a frame-relay DLCIC
A logical unit is always requiredD
Logical units are not required unless ATM or 802.1Q VLAN tagging is configured.
问题
单选题How is a loopback cleared on interface ge-0/0/0?（）A
Issue the operational command clear interfaces ge-0/0/0 loopback local.B
No command is necessary, the loopback times-out in 5 minutes.C
Issue the configuration command clear interfaces ge-0/0/0 loopback, then commit.D
Issue the configuration command delete interfaces ge-0/0/0 gigether-options loopback , then commit.
问题
单选题You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0. How many usable hosts per sub-net could you create?（）A
10 hostsB
14 hostsC
12 hostsD
16 hosts
问题
多选题Which two parameters are determined during PPP LCP negotiation?（）AMRUBconnection speedCauthentication protocolDanti-replay detection
问题
多选题Which three steps are part of the PPP CHAP 3-way handshake?（）AThe caller sends a challenge to the authenticator.BThe authenticator sends a challenge to the caller.CThe caller encrypts the challenge using a secret.DThe caller sends a success message to the authenticator.EThe authenticator encrypts the challenge using a secret.
问题
单选题Which user authentication methods are available in JUNOS?（）A
MD5 and SHAB
RADIUS and TACACS onlyC
Local User DatabaseD
Local user Database, RADIUS, and TACACS+
问题
多选题Which two statements are true regarding interface properties? （）AMTU and speed must be configured under each unit.BPhysical parameters such as MTU, duplex mode, and speed are configured under the interface name.CIP and IPv6 addresses are configured under a unit-number.DDLCI numbers, VPI/VCI values, and VLAN tags are physical parameters.
问题
多选题What are three advantages of dynamic routing protocols over static routing protocols?（）Alower administrative overheadBincreased network availabilityCgreater network scalabilityDeasier to implement qualified next hopsEeasier ECMP route implement
问题
多选题What are three components of a scheduler?（）AForwarding ClassBPriorityCTOS MarkingDBuffer SizeERED Configuration
问题
单选题In Ethernet networks, duplex mismatches will lower performance. Which error statistics can be seen if a duplex mismatch is present?（）A
collisions on the full-duplex side; runts on the half-duplex sideB
collisions on the full-duplex side; collisions on the half-duplex sideC
collisions on the half-duplex side; framing errors on the full-duplex sideD
collisions on the half-duplex side; giants on the full-duplex side
问题
单选题Which command would initiate a loopback on a Gigabit Ethernet interface ge-0/0/0?（）A
# set interfaces ge-0/0/0 unit 0 loopbackB
# set interfaces ge-0/0/0 gigether-options loopbackC
set interfaces ge-0/0/0 loopbackD
loopback ge-0/0/0
问题
多选题Which two statements are true regarding an Ethernet collision domain?（）AThe likelihood of collisions occurring increases when a switch is used.BThe likelihood of collisions occurring increases when a hub is used.CIf a hub is used, the collision domain is limited to each device and the hub.DIf a switch is used, the collision domain is limited to each device and the switch.