Which two code fragments represent these relationships？（）
A. class Widget{Sprocket s；}；class Gadget extends Widget{Spring s；}
B. class Widget{}；class Gadget extends Widget{Spring s1； Sprocket s2；}
C. class Widget{Sprocket s1； Spring s2；}；class Gadget extends Widget{}
D. class Gadget{Spring s；}；class Widget extends Gadget{Sprocket s；}
E. class Gadget{}；class Widget extends Gadget{Sprocket s1； Spring s2；}
F. class Gadget{Spring s1； Sprocket s2；}；class Widget extends Gadget{}
查看答案
弗洛伊德的潜意识理论，不包括（）
A. 潜意识
B. 前意识
C. 意识
D. A＋B＋C
E. 意识障碍
You received these error messages because the client cannot find the desired database： ORA-12198： TNS：could not path to destination ORA-12203： TNS：unable to connect to destination Which action would be appropriate in helping to resolve the errors？（）
A
B
C
Refer to the exhibit. The KDC Company has begun to configure its Cisco Unified CallManager Express service for SIP telephony. Which two softkey buttons or phone features will be active for this telephone?（）
A. DND Control
B. Conferencing
C. Blind Transfer
D. Caller-ID Block
E. Anonymous Block
F. Consultative Transfer
关于删除站点的描述，正确的是（）。
A. 只是删除Dreamweaver MX与本地文件夹之间的映像关系
B. 在站点面板中还会显示该站点名
C. 删除硬盘中相应的文件夹
D. 删除硬盘中相应的文件
微信支付 
支付宝支付