A.In the absence of a terminating action, all routes are accepted.
B.The route will be evaluated by the second term in the policy.
C.The default action will be applied.
D.In the absence of a termination action, all routes are rejected.
第1题:
Whichactionoccurswhenthepolicymain-policyevaluatestheBGProute10.0.55.2/32?()
[editpolicy-options]
policy-statementtest{
from{
route-filter10.0.0.016/orlongeraccept;
route-filter10.0.67.0/24orlangerreject;
route-filter10.0.0.0/8orlanger;
}
then{
metric10;
communityaddno-advertise;
accept;
}
}
policy-statementmain-policy{
termonly-want-certain-routes{
from{
policytest;
}
then{
communityaddharry-402;
accept;
}
}
}
communitynoadvertisemembersno-advertise;
communityharry-402members666:402;
[editprotocols]
bgp{
exportmain-policy;}
第2题:
WhichactionoccurswhentheBGProute20.1.0.0/16isevaluatedbythepolicyexpression?()[editpolicy-options]policy-statementmy-filter{term-first{from{route-filter192.168.0.0/16orlongeraccept;route-filter192.168.1.0/24exactaccept;route-filter192.168.2.0/24exact;}then{metric10;accept;}termsecond{then{metric20;accept;}}policy-statementmain{termchange-attributesfrom{policymy-filter;}thenaccept;}termdefault{thenreject;}}[editprotocols]bgp{exportmain;}
A.TherouteisnotadvertisedintoBGP
B.TherouteisadvertisedintoBGPwithmetric10.
C.TherouteisadvertisedintoBGPwithmetric20.
D.TherouteisadvertisedintoBGPwithdefaultmetric.
第3题:
A.http-map,tcp-map,class-map
B.class-map,tcp-map,policy-map
C.class-map,policy-map,service-map
D.class-map,service-policy,policy-map
第4题:
ABGProuterhasthefollowingconfiguration:
protocols{
bgp{
export[policy-1policy-2policy-3];
}}
policy-options{
policy-statementpolicy-2{
termget-statics{
fromprotocolstatic;
thenaccept;
}
termreject-all{
thenreject;
}
}
policy-statementpolicy-1{
termget-aggregate{
fromprotocolaggregate;
thenaccept;
}
termreject-all{
thenreject;
}
}
policy-statementpolicy-3{
termget-ospf{
fromprotocolospf;
thenaccept;
}
termreject-all{
thenreject;
}
}
}
Whichpolicytermisevaluatedfirstwhenexportingroutes?()
第5题:
A、进程调度
B、短程(short-term)调度
C、长程(long-term)调度
D、中程(medium-term)调度
答案:C
第6题:
下列选项中,修改表名的基本语法格式是
A.ALTER TABLE表名 MODIFY 字段名1 FIRST|AFTER 字段名2
B.EXEC sp_name 旧表名,新表名
C.ALTER TABLE表名 CHANGE字段名1 数据类型 FIRST|AFTER 字段名2
D.ALTER TABLE表名 CHANGE字段名1 数据类型 FIRST|AFTER 字段名2