CCDP系列認證CCDP(642-873)單項選擇題每日一練(2019.01.22)

單項選擇題
For acceptable voice calls， the packet error rate should be no higher than what value？（）
A.0.1%
B.1%
C.2.5%
D.25%
單項選擇題
In base e-Commerce module designs， where should firewall perimeters be placed？（）
A.core layer
B.Internet boundary
C.aggregation layer
D.aggregation and core layers
E.access and aggregation layers
單項選擇題
When dealing with transparent caching, where should the Content Engines be placed?（）
A. close to the servers
B. close to the end users
C. at the Internet edge
D. in front of web server farms
單項選擇題
Which routing protocol supports a flexible area structure using routing levels one and two?（）
A.OSPF
B.EIGRP
C.IS-IS
D.BGP
單項選擇題
What is a criteria of the enterprise composite network model?（）
A. includes all modules needed to meet any network design
B. defines flexible boundaries between modules for scalability requirements
C. clearly defines module boundaries and demarcation points to identify where traffic is
D. requires specific core, distribution, and access layer requirements to match the model