给出如下代码:s=‘PythonisOpenSource!’int(s[0:].upper())代码的输出结果是 A: PYTHON IS OPEN SOURCE! B: PYTHON C: Python is Open Source! D: PYTHON IS OPEN SOURCE

中国大学MOOC: 给出如下代码s = Python is Open Source!print(s[0:].upper())上述代码的输出结果是

‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬给出如下代码‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬‬<br/>s<br/>= 'Python is beautiful!'<br/>可以输出“python”的是 A: print(s[0:6]) B: print(s[0:6].lower()) C: print(s[–21:<br/>–14].lower) D: print(s[:–14])

下面Python代码的执行结果是()。[br][/br]a="Python等级考试"[br][/br]b="="[br][/br]c=">"[br][/br]print("{0:{1}{3}{2}}".format(a,b,25,c)) A: ===============Python等级考试 B: Python等级考试=============== C: Python等级考试 D: Python等级考试

执行以下代码输出的结果是(<br/>) a=”Python<br/>is a beautiful language”<br/>print(a.split()) A: Python<br/>is a beautiful language B: Python<br/>, is ,a, beautiful, language C: [‘Python’,‘is’,<br/>‘a’,‘beautiful’, ‘language’] D: AttributeError:’int’<br/>object has no attribute ‘split’