Q121 Which method sets the size and position of a component?" Y+ J6 n0 o' x) v8 S* s8 {0 o
A setBounds(); 2 m! n0 S! L: |; `* }5 w' A- c B setSizeAndPosition() * |- A1 S$ f( L8 Y: v: q C setComponentSize() ; V- O# t: \. d' W/ `2 t5 d D setComponent() 6 o& e# m* ~# J, v1 Y Q122 Which of the following are true? 2 k7 w1 b: G& ]5 t9 n: ? A The InputStream and outputStream classes are byte-oriented. * o' A; J4 d3 t B The ObjectInputStream and ObjectOutputStream classes do not support serialized object input and output. ; s# t) D9 M( _& \% w i C The Reader and Writer classes are character-oriented.: e9 q% {6 h' s8 f" j
D The Reader and Writer classes are the preferred solution to serialized object output. % |8 c- b& j8 l6 [; _6 _0 q2 x Q123 What is the result of the following program? ! X' w4 x7 _( P class Question {/ g, ^3 I( q4 t6 i
public static void main (String[] args) % d5 H; R8 {# a' @7 D: f% S9 m { 4 l' E; W/ N5 x! B int i =7;6 l) C: D$ L) h! n0 x
int j =8;- }5 M( G% a9 ~) T* a+ a( x. V& W
int n = (i | j) % (i & j); 5 D4 l; x7 Y' [3 N6 g( D! ? System.out.print(n);( I4 |+ k8 Z1 k8 b% I; {2 s
｝ / X- |; ~! o. c9 a! ^! y ｝7 R- {+ @0 S$ Q" `& P0 Z G! R
A 0 # @( D7 K0 k z( q R B 15 ; G2 ~* p8 w+ u3 H) ]+ U C An ArithmeticException is thrown.. _8 p% ~1 J. u; [. ~+ r, }2 i5 `
D -15 $ w0 W8 \) z2 } Q121 A' [. ]9 z" L) c0 k% o. [
Q122 AC' x6 `6 Z5 ?4 y2 d% K" n
Q123 C
发表于 2012-8-4 12:33:16
