165 Which code fragment, inserted at line 23, allows the code to compile? (A) df = new DateFormat(); (B) df = Date.getFormat(); (C) df = date.getFormat(); (D) df = DateFormat.getFormat(); (E) df = DateFormat.getInstance();

161 What is the result? (A) The value "4" is printed at the command line. (B) Compilation fails because of an error in line 5. (C) Compilation fails because of an error in line 9. (D) A NullPointerException occurs at runtime. (E) A NumberFormatException occurs at runtime. (AB) An IllegalStateException occurs at runtime.

165 Which code fragment, inserted at line 23, allows the code to compile? (A) df = new DateFormat(); (B) df = Date.getFormat(); (C) df = date.getFormat(); (D) df = DateFormat.getFormat(); (E) df = DateFormat.getInstance();

其他試題

165
Which code fragment, inserted at line 23, allows the code to compile?
(A) df = new DateFormat();
(B) df = Date.getFormat();
(C) df = date.getFormat();
(D) df = DateFormat.getFormat();
(E) df = DateFormat.getInstance();