Juniper JN0-100 問題集

質問 1：
Which command do you use as a valid way to view the PICs within a router as well as the PICs' serial numbers?
A. show chassis hardware
B. show chassis inventory
C. show chassis interfaces
D. show chassis pic
正解：A

質問 2：
Random early detection (RED) is associated with which class of service component?
A. scheduling
B. policing
C. queuing
D. classification
正解：A

質問 3：
What represents the binary equivalence of 96?
A. 11010000
B. 11101010
C. 01100000
D. 11010100
正解：C

質問 4：
Which two login-class permissions could permit a user to view the system hierarchy of the active configuration? (Choose two.)
A. view-configuration permission
B. super-user permission
C. network permission
D. system permission
正解：A,D

質問 5：
Which statement describes an advantage of dynamic routing?
A. Unlike static routing, dynamic routing provides redundant IP addresses for end-user devices.
B. Dynamic routing provides DNS services along with IP connectivity, whereas static routing does not.
C. Dynamic routing is typically more scalable when compared to static routing.
D. Unlike static routing, dynamic routing requires no initial user configuration.
正解：C

質問 6：

Referring to the exhibit, you are asked to rate-limit traffic from Web-Server to the subnet where Mal-User is located. All other traffic should be permitted.
Which firewall filter configuration do you use?
A. [edit firewall]
user@router# show
policer LIMIT-MAL-USER {
if-exceeding {
bandwidth-limit 400k;
burst-size-limit 100k;
}
then discard;
}
family inet {
filter STOP-MAL-USER {
term one {
from {
source-address {
100.100.100.10/32;
}
destination-address {
200.200.200.0/24;
}
}
then policer LIMIT-MAL-USER;
}
term two {
then reject;
}
}
}
B. [edit firewall]
user@router# show
policer LIMIT-BAD-USER {
if-exceeding {
bandwidth-limit 400k;
burst-size-limit 100k;
}
then discard;
}
family inet {
filter STOP-MAL-USER {
term one {
from {
source-address {
100.100.100.10/32;
}
destination-address {
200.200.200.0/24;
}
}
then policer LIMIT-MAL-USER;
}
term two {
then accept;
}
}
}
C. [edit firewall]
user@router# show
policer LIMIT-MAL-USER {
if-exceeding {
bandwidth-limit 400k;
burst-size-limit 100k;
}
then discard;
}
family inet {
filter STOP-MAL-USER {
term one {
from {
source-address {
100.100.100.10/32;
}
destination-address {
200.200.200.0/24;
}
}
then policer LIMIT-MAL-USER;
}
term two {
then accept;
}
}
}
D. [edit firewall]
user@router# show
policer LIMIT-MAL-USER {
if-exceeding {
bandwidth-limit 400k;
burst-size-limit 100k;
}
then discard;
}
family inet {
filter STOP-MAL-USER {
term one {
from {
source-address {
200.200.200.0/24;
}
destination-address {
100.100.100.10/32;
}
}
then policer LIMIT-MAL-USER;
}
term two { then accept; } } }
正解：C

質問 7：
What is the decimal equivalent of 10101010?
A. 182
B. 180
C. 170
D. 172
正解：C

質問 8：
-- Exhibit -... if-exceeding {
bandwidth-limit 1m;
burst-size-limit 3k; } then discard; -- Exhibit -
The configuration in the exhibit is associated with which class of service component?
A. Scheduling
B. Policing
C. Queuing
D. Classification
正解：B