An ATM PVC is configured as atm pvc 1 0 101 aal5snap 256 128 100 . Which three statements describe the traffic management characteristics of this interface?（）
AA
BB
CC
DD
EE
CREATE，DROP，ALTER等命令属于下列哪类命令（）
A、DCL
B、DDL
C、DML
D、DQL
E、以上所述都不正确
You would like to configure an Ethernet interface with the following characteristics: Fast Which set of configuration commands accurately completes this task?（）
A、 A
B、 B
C、 C
D、 D
Which of the following network appliances can BEST be described as allowing multiple servers toshare requests for a website through the same public IP address?（）
A、VPN concentrator
B、Content filter
C、Load balancer
D、Proxy server
网络安全事件发生的风险增大时，省级以上人民政府有关部门应当采取哪些措施？
Which statement correctly describes SQL and /SQL*Plus?（）
A、Both SQL and /SQL*plus allow manipulation of values in the database.
B、/SQL* Plus recognizes SQL satement and sends them to the server; SQL is the Oracle proprietary interface for executing SQL statements.
C、/SQL* Plus language for communicating with the Oracle server to access data; SQL recognizes SQL statements and sends them to the server.
D、/SQL manipulates data and table definition in the database; /SQL* Plus does not allow manipulation of values in the database.