1.

interface Base { boolean m1 (); byte m2(short s);
}
which two code fragments will compile?
  1. interface Base2 implements Base {}
  2. abstract class Class2 extends Base
    { public boolean m1(){ return true; }}
  3. abstract class Class2 implements Base {}
  4. abstract class Class2 implements Base
    { public boolean m1(){ return (7 > 4); }}
  5. abstract class Class2 implements Base
    { protected boolean m1(){ return (5 > 7) }}

A. 1 and 2
B. 2 and 3
C. 3 and 4
D. 1 and 5
Answer» D. 1 and 5


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