开始事务,提交事务,回滚事务分别是 A: begintransaction，rollbacktransaction，committransactionbegintransaction，rollbacktransaction，committransaction B: begintransaction，committransaction，rollbacktransaction

7 Fragment可以实现动态加载，下面是实现动态加载的过程，请补全代码？private void replaceFragment(int layout,Fragment fragment){ FragmentManager manager=getSupportFragmentManager(); FragmentTransaction fragmentTransaction=manager.beginTransaction(); fragmentTransaction.replace(layout,fragment); fragmentTransaction.addToBackStack(null); ( ？ ); } A: fragmentTransaction.getFragmentById() B: fragmentTransaction.getAcitivity() C: fragmentTransaction.commitFragment() D: fragmentTransaction.commit()

智慧职教: 通过FragmentManager的beginTransaction()可以开启FragmentTransaction。

通过FragmentManager的beginTransaction()可以开启FragmentTransaction。 A: 正确 B: 错误

中国大学MOOC: ADO.NET 通过________对象的BeginTransaction方法创建新的事务对象。

What is Ben's levels of management? A: Top manager B: Middle manager C: first-line manager

使用SQLiteDatabase的（）方法可以开启一个事务 A: beginTransaction() B: begin() C: transaction() D: setTransactionSuccessful()

Theshop assistant said he knew _____. A: wheredoes the manager live B: wherethe manager lives C: wheredid the manager live D: wherethe manager lived

The key ________ requires a level of sophistication in marketing and financial analysis not normally found in the sales force. A: accounting manager B: account manager C: marketing manager D: client manager

T-SQL中用于事务回滚的语句是（） A: begintransaction B: committransaction C: rollbacktransaction D: returntransaction