题目内容

运动员竞技能力状态转移的长期性决定了制定多年训练计划的必要性。

A. 对
B. 错

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竞技保持阶段首要任务是保持参加训练和比赛的心理稳定性。

A. 对
B. 错

程序的输出结果为：（）。class A{final public int GetResult(int a, int b) { return 0; }} class B extends A{public int GetResult(int a, int b) {return 1; }} public class Test{public static void main(String args[]){B b = new B();System.out.println("x = " + b.GetResult(0, 1));}}

A. x = 0
B. x = 1
C. 编译错误
D. 运行时异常

以下程序的输出结果为：（）class SC2{public static void main(String [] args){SC2 s = new SC2();s.start();}void start(){int a = 3;int b = 4;System.out.print(" " + 7 + 2 + " ");System.out.print(a + b);System.out.print(" " + a + b + " ");System.out.print(foo() + a + b + " ");System.out.println(a + b + foo());}String foo(){return "foo";}}

A. 9 7 7 foo 7 7foo
B. 72 34 34 foo34 34foo
C. 9 7 7 foo34 34foo
D. 72 7 34 foo34 7foo

以下程序的输出结果为：（）class BoolArray{boolean [] b = new boolean[3];int count = 0;void set(boolean [] x, int i){x[i] = true;++count;}public static void main(String [] args){BoolArray ba = new BoolArray();ba.set(ba.b, 0);ba.set(ba.b, 2);ba.test();}void test(){if ( b[0] && b[1] | b[2] )count++;if ( b[1] && b[(++count - 2)] )count += 7;System.out.println("count = " + count);}}

A. count = 0
B. count = 2
C. count = 3
D. count = 4