二进制数101010可转换为十进制数为() A: 42 B: 52 C: 84 D: 62
二进制数101010可转换为十进制数为() A: 42 B: 52 C: 84 D: 62
<4>设x=62,表达式x>=60&&x<70||x==1的值为.
<4>设x=62,表达式x>=60&&x<70||x==1的值为.
二进制数( 101010 )2可转换为十进制数( )。 A: (42)10 B: (84)10 C: (52)10 D: (62)10
二进制数( 101010 )2可转换为十进制数( )。 A: (42)10 B: (84)10 C: (52)10 D: (62)10
105/60 98/56 91/52 84/48 () 21/12 A: 77/42 B: 76/44 C: 62/36 D: 7/4
105/60 98/56 91/52 84/48 () 21/12 A: 77/42 B: 76/44 C: 62/36 D: 7/4
车尾号1和62和73和84和95和0限行日星期一星期二星期三星期四星期五
车尾号1和62和73和84和95和0限行日星期一星期二星期三星期四星期五
函数f(x)=x3-3x的递减区间是( ) A: (-∞,-62)或(62,+∞) B: (-1,1) C: (-∞,-1)或(1,+∞) D: (-62,62)
函数f(x)=x3-3x的递减区间是( ) A: (-∞,-62)或(62,+∞) B: (-1,1) C: (-∞,-1)或(1,+∞) D: (-62,62)
设X为随机变量,E(X)=8,D(X)=84,则E(X^2)为() A: 5 B: 10 C: 20 D: 30
设X为随机变量,E(X)=8,D(X)=84,则E(X^2)为() A: 5 B: 10 C: 20 D: 30
【单选题】下面的代码: var person = {fname:"Bill", lname:"Gates", age:62}; var text = ""; for (var x in person) { text += person[x]; } 循环结束后,text的值为:() A. BillGates62 B. Bill C. Gates D. 62
【单选题】下面的代码: var person = {fname:"Bill", lname:"Gates", age:62}; var text = ""; for (var x in person) { text += person[x]; } 循环结束后,text的值为:() A. BillGates62 B. Bill C. Gates D. 62
以下代码片段执行后,text的值为:( )var person = {fname:"Bill", lname:"Gates", age:62};var text = "";for (var x in person) { text += person[x];} A: BillGates62 B: fname:"Bill", lname:"Gates", age:62 C: BillGates D: 62
以下代码片段执行后,text的值为:( )var person = {fname:"Bill", lname:"Gates", age:62};var text = "";for (var x in person) { text += person[x];} A: BillGates62 B: fname:"Bill", lname:"Gates", age:62 C: BillGates D: 62
以下代码片段执行后,text的值为:( )var person = {fname:"Bill", lname:"Gates", age:62};var text = "";for (var x in person) { text += person[x];} A: BillGates62 B: fname:"Bill", lname:"Gates", age:62 C: BillGates D: 62
以下代码片段执行后,text的值为:( )var person = {fname:"Bill", lname:"Gates", age:62};var text = "";for (var x in person) { text += person[x];} A: BillGates62 B: fname:"Bill", lname:"Gates", age:62 C: BillGates D: 62