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【判断题】
给水排水、暖通空调及电气专业施工图等,也可将给水排水、暖通空调及电气专业施工图合在一起称为设备施工图。A.
正确
B.
错误
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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 clients
E.
forwarding name resolution requests to an external DNS server
【单选题】下列变形正确的是 [ ]
A.
若3x﹣1=2x+1，则3x+2x=﹣1+1
B.
若1﹣ =x，则2﹣3x﹣1=2x
C.
若3（x+1）﹣5（1﹣x）=2，则3x+3﹣5﹣5x=2
D.
若 ﹣ =0.1，则 ﹣ =0.1
【多选题】Which two statements are true about the WebLogic Server domains ？ （）
A.
Application Programmers need to refer to domains in their Oracle Web`logic Server programming Interface
B.
domains can be used to separate development， test， and production application， administration and operational responsibility， and organizational or business division
C.
one can share a configured resource or subsystem between domains
D.
the concept of multiple domains is supported
【多选题】Which two options describe how MySQL Server allocates memory?（）
A.
Thread memory is pre-allocated up to thread_cache_size for performance
B.
Each connection may have its own per-thread memory allocations
C.
Global memory resources are allocated at server startup
D.
Each thread allocates memory from a global pool
【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
【简答题】已知A={a,3,2,4}，B={1,3,5,b}，若A∩B={1,2,3}，求a和b．
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