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单选题
String foo = “blue”； Booleanbar = new Boolean [1]； if （bar[0]） { foo = “green”； } What is the result？（）
A
Foo has the value of “”
B
Foo has the value of null.
C
Foo has the value of “blue”
D
Foo has the value of “green”
E
An exception is thrown.
F
The code will not compile.
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更多 “单选题String foo = “blue”； Booleanbar = new Boolean [1]； if （bar[0]） { foo = “green”； } What is the result？（）A Foo has the value of “”B Foo has the value of null.C Foo has the value of “blue”D Foo has the value of “green”E An exception is thrown.F The code will not compile.” 相关考题
考题
publicclassTest{publicstaticvoidmain(String[]args){stringfoo=blue”;stringbar=foo;foo=green”;System.out.printIn(bar);}}Whatistheresult?()
A.Anexceptionisthrown.B.Thecodewillnotcompile.C.Theprogramprints“null”D.Theprogramprints“blue”E.Theprogramprints“green”
考题
Stringfoo=blue”;Boolean[]bar=newBoolean[1];if(bar[0]){foo=green”;}Whatistheresult?()
A.Foohasthevalueof“”B.Foohasthevalueofnull.C.Foohasthevalueof“blue”D.Foohasthevalueof“green”E.Anexceptionisthrown.F.Thecodewillnotcompile.
考题
Stringfoo=blue”;Booleanbar=newBoolean[1];if(bar[0]){foo=green”;}Whatistheresult?()
A.Foohasthevalueof“”B.Foohasthevalueofnull.C.Foohasthevalueof“blue”D.Foohasthevalueof“green”E.Anexceptionisthrown.F.Thecodewillnotcompile.
考题
public class test（ public static void main（string[]args）{ string foo = args [1]； string foo = args [2]； string foo = args [3]； } ） And command line invocation： Java Test red green blue What is the result？（） A、 Baz has the value of “”B、 Baz has the value of nullC、 Baz has the value of “red”D、 Baz has the value of “blue”E、 Bax has the value of “green”F、 The program throws an exception.
考题
public class Test { public static void main （String args） { string foo = “blue”； string bar = foo； foo = “green”； System.out.printIn（bar）； } } What is the result？（） A、 An exception is thrown.B、 The code will not compile.C、 The program prints “null”D、 The program prints “blue”E、 The program prints “green”
考题
public class Base { public static final String FOO = “foo”； public static void main（String[] args） { Base b = new Base（）； Sub s = new Sub（）； System.out.print（Base.FOO）； System.out.print（Sub.FOO）； System.out.print（b.FOO）； System.out.print（s.FOO）； System.out.print（（（Base）s）.FOO）； } } class Sub extends Base {public static final String FOO=bar；} What is the result？（） A、 foofoofoofoofooB、 foobarfoobarbarC、 foobarfoofoofooD、 foobarfoobarfooE、 barbarbarbarbarF、 foofoofoobarbarG、 foofoofoobarfoo
考题
int index = 1； String test = new String； String foo = test[index]； What is the result？（）A、 Foo has the value “”B、 Foo has the value nullC、 An exception is thrownD、 The code will not compile
考题
Which statements concerning the relationships between the following classes are true？（） class Foo { int num； Baz comp = new Baz（）； } class Bar { boolean flag； } class Baz extends Foo { Bar thing = new Bar（）； double limit； } A、A Bar is a Baz.B、A Foo has a Bar.C、A Baz is a Foo.D、A Foo is a Baz.E、A Baz has a Bar.
考题
public class X { public static void main （String[]args） { String s1 = new String （“true”）； Boolean b1 = new Boolean （true）； if （s2.equals（b1）） { System.out.printIn（“Equal”）； } } } What is the result？（） A、 The program runs and prints nothing.B、 The program runs and prints “Equal”C、 An error at line 5 causes compilation to fail.D、 The program runs but aborts with an exception.
考题
int index = 1； boolean test = new Boolean； boolean foo= test [index]； What is the result？（）A、 Foo has the value of 0.B、 Foo has the value of null.C、 Foo has the value of true.D、 Foo has the value of false.E、 An exception is thrown.F、 The code will not compile.
考题
Given： 8.int index = 1： 9.Boolean [] test = new boolcan [3]； 10.boolcan foo = test [index]； What is the result（）？ A、 foo has the value of 0.B、 foo has the value of null.C、 foo has the value of true.D、 foo has the value of false.E、 An-exception is thrown.F、 The code will not compile.
考题
String foo = “blue”； Boolean[]bar = new Boolean [1]； if （bar[0]） { foo = “green”； } What is the result？ （） A、 Foo has the value of “”B、 Foo has the value of null.C、 Foo has the value of “blue”D、 Foo has the value of “green”E、 An exception is thrown.F、 The code will not compile.
考题
String foo = “blue”； Booleanbar = new Boolean [1]； if （bar[0]） { foo = “green”； } What is the result？（） A、 Foo has the value of “”B、 Foo has the value of null.C、 Foo has the value of “blue”D、 Foo has the value of “green”E、 An exception is thrown.F、 The code will not compile.
考题
public class test（ public static void main（stringargs）{ string foo = args [1]； string foo = args ； string foo = args ； } ） And command line invocation： Java Test red green blue What is the result？ （） A、 Baz has the value of “”B、 Baz has the value of nullC、 Baz has the value of “red”D、 Baz has the value of “blue”E、 Bax has the value of “green”F、 The program throws an exception.
考题
int index = 1； String [] test = new String[3]； String foo = test[index]； What is the result？（） A、 Foo has the value “”B、 Foo has the value nullC、 An exception is thrownD、 The code will not compile
考题
单选题int index = 1； boolean[] test = new Boolean[3]； boolean foo= test [index]； What is the result？（）A
Foo has the value of 0.B
Foo has the value of null.C
Foo has the value of true.D
Foo has the value of false.E
An exception is thrown.F
The code will not compile.
考题
单选题public class test（ public static void main（string[]args）{ string foo = args [1]； string foo = args [2]； string foo = args [3]； } ） And command line invocation： Java Test red green blue What is the result？（）A
Baz has the value of “”B
Baz has the value of nullC
Baz has the value of “red”D
Baz has the value of “blue”E
Bax has the value of “green”F
The program throws an exception.
考题
多选题Which statements concerning the relationships between the following classes are true？（） class Foo { int num； Baz comp = new Baz（）； } class Bar { boolean flag； } class Baz extends Foo { Bar thing = new Bar（）； double limit； }AA Bar is a Baz.BA Foo has a Bar.CA Baz is a Foo.DA Foo is a Baz.EA Baz has a Bar.
考题
单选题int index = 1； boolean test = new Boolean； boolean foo= test [index]； What is the result？（）A
Foo has the value of 0.B
Foo has the value of null.C
Foo has the value of true.D
Foo has the value of false.E
An exception is thrown.F
The code will not compile.
考题
单选题public class test（ public static void main（stringargs）{ string foo = args [1]； string foo = args ； string foo = args ； } ） And command line invocation： Java Test red green blue What is the result？ （）A
Baz has the value of “”B
Baz has the value of nullC
Baz has the value of “red”D
Baz has the value of “blue”E
Bax has the value of “green”F
The program throws an exception.
考题
单选题String foo = “blue”； Boolean[]bar = new Boolean [1]； if （bar[0]） { foo = “green”； } What is the result？ （）A
Foo has the value of “”B
Foo has the value of null.C
Foo has the value of “blue”D
Foo has the value of “green”E
An exception is thrown.F
The code will not compile.
考题
单选题public class Test { public static void main （String [] args） { string foo = “blue”； string bar = foo； foo = “green”； System.out.printIn（bar）； } } What is the result？（）A
An exception is thrown.B
The code will not compile.C
The program prints “null”D
The program prints “blue”E
The program prints “green”
考题
单选题class Sock2 { String color； public boolean equals（Object o） { return color.equals（（（Sock2）o）.color）； } } class TestSocks { public static void main（String [] args） { Sock2 s1 = new Sock2（）； s1.color = "blue"； Sock2 s2 = new Sock2（）； s2.color = "blue"； if （s1.equals（s2）） System.out.print（"equals "）； if （s1 == s2） System.out.print（"== "）； } } 结果为：（）A
==B
equalsC
equals ==D
无结果输出
考题
单选题int index = 1； String test = new String； String foo = test[index]； What is the result？（）A
Foo has the value “”B
Foo has the value nullC
An exception is thrownD
The code will not compile
考题
单选题int index = 1； String [] test = new String[3]； String foo = test[index]； What is the result？（）A
Foo has the value “”B
Foo has the value nullC
An exception is thrownD
The code will not compile
考题
单选题public class X { public static void main （String[]args） { String s1 = new String （“true”）； Boolean b1 = new Boolean （true）； if （s2.equals（b1）） { System.out.printIn（“Equal”）； } } } What is the result？（）A
The program runs and prints nothing.B
The program runs and prints “Equal”C
An error at line 5 causes compilation to fail.D
The program runs but aborts with an exception.
考题
单选题public class Base { public static final String FOO = “foo”； public static void main（String[] args） { Base b = new Base（）； Sub s = new Sub（）； System.out.print（Base.FOO）； System.out.print（Sub.FOO）； System.out.print（b.FOO）； System.out.print（s.FOO）； System.out.print（（（Base）s）.FOO）； } } class Sub extends Base {public static final String FOO=bar；} What is the result？（）A
foofoofoofoofooB
foobarfoobarbarC
foobarfoofoofooD
foobarfoobarfooE
barbarbarbarbarF
foofoofoobarbarG
foofoofoobarfoo
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