Week2 上周知识点回顾

Week2 上周知识点回顾

University

10 Qs

quiz-placeholder

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Week2 上周知识点回顾

Week2 上周知识点回顾

Assessment

Quiz

Science

University

Practice Problem

Medium

Created by

Nila Zhang

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪个是合法的标识符 (变量名)?

abc-123

aBc

1abc

hello world

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Python中如何注释一行代码?

// This is a comment

# This is a comment

/* This is a comment */

<-- This is a comment -->

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Python中字符串的索引是从哪个数字开始的?

1

0

-1

2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下关于Python变量的说法哪一项是正确的?

变量必须声明类型

变量名可以以数字开头

变量不能更改其值

变量名是区分大小写的

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在Python中,如何定义一个字符串?

使用圆括号

使用单引号或双引号

使用大括号

使用方括号

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在Python中,如何输出数据?

使用show()函数

使用display()函数

使用print()函数

使用output()函数

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪个运算符执行除法并返回余数?

#

/

//

%

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