单项选择题X 纠错
A.Tight coupling
B.Low cohesion
C.High cohesion
D.Loose coupling
E.Weak encapsulation
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单项选择题
A.b = nf.parse( input );
B.b = nf.format( input );
C.b = nf.equals( input );
D.b = nf.parseObject( input );
单项选择题
A.ad
B.ada
C.add
D.adad
单项选择题
A.0
B.1
C.4
D.Compilation fails.
单项选择题
A.An exception is thrown at runtime
B.pw: fido got fido name: bob got bob
C.pw: got fido name: bob got bob
D.Compilation fails.
多项选择题
A.When using versions of Java technology earlier than 5.0.
B.When sharing a StringBuffer among multiple threads.
C.When using the java.io class StringBufferInputStream.
D.When you plan to reuse the StringBuffer to build more than one string.
单项选择题
A.The value of s is 14-dic-2000.
B.The value of s is Dec 14, 2000.
C.An exception is thrown at runtime.
D.Compilation fails because of an error in line 13.
单项选择题
A.int Long
B.Short Long
C.Compilation fails.
D.An exception is thrown at runtime.
单项选择题
A.Compilation fails.
B.An exception is thrown at runtime.
C.Synchronizing the run() method would make the class thread-safe.
D.The data in variable "x" are protected from concurrent access problems.
E.Declaring the doThings() method as static would make the class thread-safe.
多项选择题
A.Thread.wait();
B.Thread.join();
C.Thread.yield();
D.Thread.sleep(1);
E.Thread.notify();
多项选择题
A.declare reset() using the synchronized keyword
B.declare getName() using the synchronized keyword
C.declare getCount() using the synchronized keyword
D.declare the constructor using the synchronized keyword
E.declare increment() using the synchronized keyword