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【单选题】
已知圆柱被截取切后的V、H面投影,正确的W面投影是:A.
1
B.
2
C.
3
D.
4
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反馈参考答案：
举一反三
【单选题】Which of the following is the functional description of a server connected between two separate IP subnets？（）
A.
server as a bridge
B.
server as a router
C.
server as a switch
D.
server as a data link
【简答题】若3a 2 -2b-1=5，则a 2 - 2 3 b+1=______．
【简答题】若a= （1 ，5 ，-1 ），b= （-2 ，3 ，5 ）。 （1）若（ka+b）∥（a-3b），求k； （2）若（ka+b）⊥（a-3b），求k。
【多选题】Which two functions can be performed by local DNS server?(choose two)
A.
copying updated IOS images to cisco switches
B.
resolving names locally
C.
transferring split horizon traffic between zones
D.
assigning IP addresses to local s
E.
rwarding name resolution requests to an external DNS server
【多选题】Which two functions can be performed by local DNS server?(choose two)
A.
copying updated IOS images to cisco switches
B.
resolving names locally
C.
transferring split horizon traffic between zones
D.
assigning IP addresses to local s
E.
forwarding name resolution requests to an external DNS server
【多选题】Which two statements describe the behavior of the server's SQL mode?（）
A.
The server's SQL mode determines how the server should behave when performing data validation check and interpreting different forms of syntax
B.
The server's SQL mode determines whether the server should be read-only or should accept commands such as INSERT and UPDATE
C.
The server's SQL mode can be changed at the session level with a SET SESSION sql_mode="new_value" command
D.
The server's SQL mode, when globally set on a slave server, applies to s sent from the
【多选题】Which two databases are supported for the vCenter Server Appliance 6.x? (Choose two.)
A.
PostgreSQL
B.
Oracle
C.
DB2
D.
Microsoft SQL Server
【多选题】Which two server types are used to support DNS lookup(choose two)
A.
web server
B.
name resolver
C.
authoritative name sever
D.
ESX host
E.
file transfer server
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