Context分为几种类型不包括()
A: Application
B: BroadCast
C: Activity
D: Service
A: Application
B: BroadCast
C: Activity
D: Service
举一反三
- 以下那些属于Context的子类() A: Activity B: Service C: View D: Toast
- Activity之间,通过______组件可以开启新的Activity实现界面跳转功能 A: Broadcast B: Service C: Action D: Intent
- Android支持的四大重要组件,分别是Activity、Broadcast Receiver、Service和Content Provide
- 在Intent类中,定义了一系列动作常量,其目标组件包括() A: Activity类 B: Broadcast类 C: Service类 D: BroadcastReciver类
- android中常用的布局是 A: FrameLayout,LinenarLayout,ConstraintLayout和TableLayout B: Activity,Service,BroadCast和ContentProvide C: FlowLayout,BorderLayout,GridLayout和CardLayout D: Broadcast,Linenarlayout,Relativelayout和ContentProvide