JN0-100章节练习(2018.11.15)

单项选择题
Which command is used to show active alarms on a Juniper device?（）
A.file list alarm
B.show chassis alarms
C.show chassis state
D.show hardware alarms
多项选择题
What are three components of a scheduler?（）
A.Forwarding Class
B.Priority
C.TOS Marking
D.Buffer Size
E.RED Configuration
单项选择题
What is the interface connecting the routing engine to the packet forwarding engine called？（）
A.Loopback 0
B.management
C.internal（fxp1）
D.control interface
单项选择题
Which statement is correct about the validate option when upgrading JUNOS software?（）
A.It will check the MD5 checksum of the install package.
B.It will check if the device meets the memory requirements for the install package.
C.It will check the compatibility of the configuration with the install package.
D.It will check if the device meets the storage requirement for the install package.
单项选择题
A router has been configured with the authentication order settings shown below:[edit]user@host# show system authentication-order authentication-order [radius tacplus password];The router also has a local database that contains the user lab with password lab123. What would happen if both the RADIUS and the TACACS servers respond with a reject for user lab?（）
A.The user lab will not be able to login.
B.The user lab will be authenticated against the local database and will be able to login.
C.The user will be able to login only if tries to login as the root user.
D.The user lab will receive an error message indicating the username and password provided could not be found on the radius and tacacs servers.
单项选择题
Which command sequence shows traffic per queue for an interface?（）
A.show interfaces queue ge-0/0/0
B.show statistics queue detail
C.show interfaces ge-0/0/0 statistics extensive
D.monitor interface ge-0/0/0 queue
单项选择题
What is the last CoS process performed prior to a packet leaving a router?（）
A.Rewrite Marker
B.Multifield Classifier
C.Policing
D.BA Classifier
单项选择题
What is the default protocol preference for BGP EBGP routes?（）
A.10
B.100
C.170
D.175
单项选择题
What is the primary purpose for the classification of traffic in a router?（）
A.to use the classification to route traffic
B.to use the classification to reorder packets from various sources
C.to use the classification to discard malformed packets
D.to use the classification to provide the configured service level
单项选择题
Which command would correctly set a router's date and time?（）
A.A
B.B
C.C
D.D