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单选题 执行下列Python语句将产生的结果是( ). i = 1if (i): print(True)else: print(False)
学科：Python程序设计
时间：2023-06-27 14:41:19
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题目1单选题
下列选项中,运行后会输出1、2、3的是( )A. for i in range(3): print(i)B. for i in range(2): print(i + 1)C. nums = [0, 1, 2] for i in nums: print(i + 1)D. i = 1 while i < 3: print(i) i = i + 1
题目2单选题
现有如下代码: sum = 0 for i in range(100): if(i % 10): continue sum = sum + i print(sum) 若运行代码,输出的结果为( )A. 5050B. 450C. 4950D. 45
题目3单选题
已知x=10,y=20,z=30;以下代码执行后x、y、z的值分别为( ). if x < y: z = x x = y y = zA. 10,20,30B. 20,10,10C. 10,20,20D. 20,10,30
题目4单选题
已知x与y的关系如表所示: x与y的关系 x y x<0 x-1 x=0 x x>0 x+1 以下选项中,可以正确地表达x与y之间关系的是( )A. y = x + 1 if x >= 0: if x == 0: y = x else: y = x - 1B. y = x - 1 if x! = 0: if x > 0: y = x + 1 else: y = xC. y = x if x <= 0: if x < 0: y = x - 1 else: y = x + 1D. if x <= 0: if x < 0: y = x - 1 else: y = x else: y = x + 1
题目5单选题
下列语句中,可以跳出循环结构的是( )A. continueB. breakC. ifD. while
题目6单选题
下面的if语句统计满足"性别(gender)为男、职称(rank)为教授、年龄(age)小于40岁"A. if(gender == "男" or age < 40 and rank == "教授"): n += 1B. if(gender == "男" and age < 40 and rank == "教授"): n += 1C. if(gender == "男" and age < 40 or rank == "教授"): n += 1D. if(gender == "男" or age < 40 or rank == "教授"): n += 1
题目7单选题
在以下for语句结构中,( )不能完成1~10的累加功能A. for i in range(10,0):total += iB. for i in range(1,11):total += iC. for i in range(10,0,-1):total += iD. for i in (10,9,8,7,6,5,4,3,2,1):total += i
题目8单选题
下面的程序段求x和y两个数中的大数,( )是不正确的A. maxnum = x if x>y else yB. maxnum = math.max(x,y)C. if (x>y): maxnum = x else: maxnum = yD. if y>x: maxnum = y maxnum = x
题目9单选题
执行下列Python语句将产生的结果是( ). i = 1if (i): print(True)else: print(False)A. 输出1B. 输出TrueC. 输出FalseD. 编译错误
题目10单选题
下面的if语句统计"成绩(score)优秀的男生以及不及格的男生"的人数,正确的语句是( )A. if ( gender == "男" and score < 60 or score >= 90): n += 1B. if ( gender == "男" and score < 60 and score >= 90): n += 1C. if(gender == "男" and (score < 60 or score >= 90)): n += 1D. if(gender == "男" or score < 60 or score >= 90): n += 1
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