单项选择题X 纠错
A. Compilation succeeds.
B. An error at line 2 cause compilation to fail.
C. An error at line 9 cause compilation to fail.
D. An error at line 10 cause compilation to fail.
E. An error at line 11 cause compilation to fail.
你可能喜欢
单项选择题
A. The program runs and prints “Hello”
B. An error causes compilation to fail.
C. The program runs and prints “Hello world!”.
D. The program runs but aborts with an exception.
单项选择题
A. foo has the value””
B. foo has the value null.
C. An exception is thrown.
D. The code will not compile.
单项选择题
A. The Error class is a Runtime Exception.
B. No exceptions are subclasses of Error.
C. Any statement that may throw an Error must be enclosed in a try block.
D. any statement that may throw an Exception must be enclosed in a try block.
E. Any statement that may throw an Runtime Exception must be enclosed in a try block.
单项选择题
A. response.send Redirect (http://www.example.com):
B. response.send Redirect (new URL (“http://www.example.com”));
C. Request Dispatcher rd= get Servlet Context (). Get Request Dispatcher ( http://www.example.com”)’ rd. forward (request. Response):
D. Request Dispatch rd= Get Servlet Context ().get Request Dispatcher( New URL (http://www.example.com)); Rd. forward (request.response):
单项选择题
A. session.get Resource (“/WEB-INF/myconfig.xml”)
B. request.get Resource (“/WEB-INF/myconfig.xml”)
C. context.get Resource (“/WEB-INF/myconfig.xml”)
D. get Class ().get Resource (“/WEB-INF/myconfig.xml”)
单项选择题
A. abstract public void methoda ();
B. public abstract double inethoda ();
C. static void methoda (double dl) {}
D. public native double methoda () {}
E. protected void methoda (double dl) {}
多项选择题
A. float foo = -1;
B. float foo = 1.0;
C. float foo = 42el:
D. float foo = 2.02f:
E. float foo = 3.03d:
多项选择题
A. Member data have no access modifiers.
B. Member data can be modified directly.
C. The access modifier for methods is protected.
D. The access modifier to member data is private.
E. Methods provide for access and modification of data.
单项选择题
A. doGET
B. doPUT
C. doPost
D. doTrace
E. doSubmit
单项选择题
A. i = 6 and j = 5
B. i = 5 and j = 5
C. i = 6 and j = 4
D. i = 6and j = 6