为了使用 username 和 password，哪个方法被重载了?
A: A. forName()
B: B. getConnection()
C: C. getStatement()
D: D. 以上都不是
A: A. forName()
B: B. getConnection()
C: C. getStatement()
D: D. 以上都不是
举一反三
- 【单选题】24.现有两个路由器ROUTER1和ROUTER2,ROUTER1在ROUTER2的密码是passRouter1,如何在路由器ROUTER2上给ROUTER1和ROUTER2进行PPP验证设置用户名和密码()? A. Username Router1 password PassRouter1 B. Username Router2 password PassRouter1 C. Username Router1 password PassRouter2 D. Username Router2 password PassRouter2
- 使用mysql扩展连接 MySql 数据库的正确语法是？ A: mysql_connect($username, $password) B: connect_mysql($username, $password) C: mysql_connect($servername, $username, $password) D: mysql::connect($servername, $username, $password)
- 加载数据库驱动的方法是调用Class类的静态方法()。 A: forName() B: Connection() C: getConnection() D: getDriver()
- 以下哪个选项是正确的json数据格式： A: {"id":2,"userName":admin,"passWord":12345,"email":admin@qq.com} B: {id:2,userName:"admin",passWord:"12345",email:"admin@qq.com"} C: {"id":2,"userName":"admin","passWord":"12345","email":"admin@qq.com",} D: {"id":2,"userName":"admin","passWord":"12345","email":"admin@qq.com"}
- 以下哪个选项是正确的json数据格式（） A: { “id”: 2, “userName”: admin, “passWord”: 12345, “email”:[email protected]} B: { id: 2, userName: “admin”, passWord: “12345”, email: “[email protected]”} C: { “id”: 2, “userName”: “admin”, “passWord”: “12345”, “email”: “[email protected]”,} D: { “id”: 2, “userName”: “admin”, “passWord”: “12345”, “email”: “[email protected]”}