What will be the output of the following Python code? veggies = ['carrot', 'broccoli', 'potato', 'asparagus']veggies.insert(veggies.index('broccoli'), 'celery')print(veggies) ( ) A: [‘carrot’, ‘celery’, ‘broccoli’, ‘potato’, ‘asparagus’] B: [‘carrot’, ‘celery’, ‘potato’, ‘asparagus’] C: [‘carrot’, ‘broccoli’, ‘celery’, ‘potato’, ‘asparagus’] D: [‘celery’, ‘carrot’, ‘broccoli’, ‘potato’, ‘asparagus’]
What will be the output of the following Python code? veggies = ['carrot', 'broccoli', 'potato', 'asparagus']veggies.insert(veggies.index('broccoli'), 'celery')print(veggies) ( ) A: [‘carrot’, ‘celery’, ‘broccoli’, ‘potato’, ‘asparagus’] B: [‘carrot’, ‘celery’, ‘potato’, ‘asparagus’] C: [‘carrot’, ‘broccoli’, ‘celery’, ‘potato’, ‘asparagus’] D: [‘celery’, ‘carrot’, ‘broccoli’, ‘potato’, ‘asparagus’]
10.Consult _____ for questions about earthquakes. a. the six index b. index six c. sixth index d. index numbering six A: the six index B: index six C: sixth index D: index numbering six
10.Consult _____ for questions about earthquakes. a. the six index b. index six c. sixth index d. index numbering six A: the six index B: index six C: sixth index D: index numbering six
删除“学生表”中名为“Index姓名”的索引,正确的T-SQL语句为( )。 A: DROP INDEX 学生表. Index姓名 B: DELETE INDEX 学生表. Index姓名 C: DROP INDEX Index姓名 ON学生表 D: DELETE INDEX Index姓名 ON 学生表
删除“学生表”中名为“Index姓名”的索引,正确的T-SQL语句为( )。 A: DROP INDEX 学生表. Index姓名 B: DELETE INDEX 学生表. Index姓名 C: DROP INDEX Index姓名 ON学生表 D: DELETE INDEX Index姓名 ON 学生表
pages/index/index
pages/index/index
唯一性索引的关键字是什么? A: unique index B: primary index C: index D: full index
唯一性索引的关键字是什么? A: unique index B: primary index C: index D: full index
txtStr=index=txtStr.index() (index)
txtStr=index=txtStr.index() (index)
使用( )语句可以删除索引 A: modify index B: edit index C: alter index D: drop index
使用( )语句可以删除索引 A: modify index B: edit index C: alter index D: drop index
MYSQL中唯一索引的关键字是: A: FULLTEXT INDEX B: ONLY INDEX C: UNIQUE INDEX D: INDEX
MYSQL中唯一索引的关键字是: A: FULLTEXT INDEX B: ONLY INDEX C: UNIQUE INDEX D: INDEX
MySQL创建唯一索引的关键字是( )。 A: PRIMARY INDEX B: FULLTEXT INDEX C: ONLY INDEX D: UNIQUE INDEX
MySQL创建唯一索引的关键字是( )。 A: PRIMARY INDEX B: FULLTEXT INDEX C: ONLY INDEX D: UNIQUE INDEX
ResultSet的方法getDouble(int index)、getString(int index)和getInt(int index)获取index列的值,index的值是从1开始。( )
ResultSet的方法getDouble(int index)、getString(int index)和getInt(int index)获取index列的值,index的值是从1开始。( )