Which are three reasons that an organization with multiple b

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Which the three are true about servlet filters？（）

• A、 A filter must implement the destroy method
• B、 A filter must implement the doFilter method
• C、 A servlet may have multiple filters associated with it
• D、 A servlet that is to have a filter applied to it must implement the javax.servlet.FilterChain  interface
• E、 A filter that is part of a filter chain passes control to the next filter in the chain by invoking the filterChain forward method
• F、 For each  element in the web application deployment descriptor， multiple instances of a filter may be created by the web container

第5题：

Which are three reasons that an organization with multiple branch offices and roaming users might implement a Cisco VPN solution instead of point-to-point WAN links？（）

• A、reduced cost
• B、better throughput
• C、increased security
• D、scalability
• E、reduced latency
• F、broadband incompatibility

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Which three are advantages to creating multiple areas in OSPF? (Choose three.) Select 3 response(s)？（）

• A、less frequent SPF calculations
• B、fewer hello packets
• C、smaller routing tables
• D、reduced LSU overhe ad
• E、fewer adjacencies needed

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Which three statements about subqueries are true?（）

• A、A single row subquery can retrieve only one column and one row.
• B、A single row subquery can retrieve only one row but many columns.
• C、A multiple row subquery can retrieve multiple rows and multiple columns.
• D、A multiple row subquery can be compared by using the “>” operator.
• E、A single row subquery can use the IN operator.
• F、A multiple row subquery can use the “=” operator.

第10题：

Which three are well-known mandatory BGP attributes？（）

• A、Origin
• B、As path
• C、Next hop
• D、Community
• E、Multiple exit discriminator