执行下列代码<img src="data:image/png;base64,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" />后,Y的值是? ( ) A: 9 B: 一维数组{-21, -18, -15, -12, -9, -6, -3, 0, 3, 6, 9} C: 一维数组{-21, -18, -15, -12, -9, -6, -3, 0, 3, 6} D: 6
执行下列代码<img src="data:image/png;base64,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" />后,Y的值是? ( ) A: 9 B: 一维数组{-21, -18, -15, -12, -9, -6, -3, 0, 3, 6, 9} C: 一维数组{-21, -18, -15, -12, -9, -6, -3, 0, 3, 6} D: 6
以下不属于条件求值的是()。 A: A${3>=8?true:false} B: B${6<9?true:false} C: C${6<9?6:9} D: D${6<9}
以下不属于条件求值的是()。 A: A${3>=8?true:false} B: B${6<9?true:false} C: C${6<9?6:9} D: D${6<9}
以下不属于条件求值的是()。 A: ${3>=8?true:false} B: ${6<9?true:false} C: ${6<9?6:9} D: ${6<9}
以下不属于条件求值的是()。 A: ${3>=8?true:false} B: ${6<9?true:false} C: ${6<9?6:9} D: ${6<9}
以下表达式的运行结果不是整数的是() A: 6//9 B: 6/9 C: 6**2 D: 6%9
以下表达式的运行结果不是整数的是() A: 6//9 B: 6/9 C: 6**2 D: 6%9
360÷6÷9的结果与下面哪道题不一样?( ) A: 360÷54 B: 360÷9÷6 C: 360÷6×9 D: 360÷(6×9)
360÷6÷9的结果与下面哪道题不一样?( ) A: 360÷54 B: 360÷9÷6 C: 360÷6×9 D: 360÷(6×9)
执行下面的语句后,a、b、c的值分别是() A: 2、6、6 B: 4、9、9 C: 4、6、12 D: 3、9、9
执行下面的语句后,a、b、c的值分别是() A: 2、6、6 B: 4、9、9 C: 4、6、12 D: 3、9、9
png的最优值是() A: -2 B: -6 C: -45/4 D: -7
png的最优值是() A: -2 B: -6 C: -45/4 D: -7
已知 x = [6, 9, 8],那么执行语句 x.insert(0, 1)之后,x的值为( )。 A: [1, 6, 9, 8] B: [6, 9, 8, 1] C: [6, 9, 1, 8] D: [6, 1, 9, 8]
已知 x = [6, 9, 8],那么执行语句 x.insert(0, 1)之后,x的值为( )。 A: [1, 6, 9, 8] B: [6, 9, 8, 1] C: [6, 9, 1, 8] D: [6, 1, 9, 8]
已知列表 aList = [-1, -4, 6, 7.5, -2.3, 9, -11],则表达式[i for i in aList if i>;0]的值为( ) A: [6, 9] B: [7.5, 6, 9] C: [6, 7.5, 9] D: [9, 6, 7.5]
已知列表 aList = [-1, -4, 6, 7.5, -2.3, 9, -11],则表达式[i for i in aList if i>;0]的值为( ) A: [6, 9] B: [7.5, 6, 9] C: [6, 7.5, 9] D: [9, 6, 7.5]
父亲的基因型是DD,母亲的基因型是dd,子代的基因型是() A: DD B: Dd C: dd D: DD或dd
父亲的基因型是DD,母亲的基因型是dd,子代的基因型是() A: DD B: Dd C: dd D: DD或dd