二级样题-2
Quiz Summary
0 of 20 Questions completed
Questions:
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
Results
Results
0 of 20 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Categories
- Not categorized 0%
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- Current
- Review
- Answered
- Correct
- Incorrect
-
Question 1 of 20
1. Question
21、下列属于人工智能应用的是（ ）
CorrectIncorrect -
Question 2 of 20
2. Question
22、计算机网络中带宽的常用单位是（ ）
CorrectIncorrect -
Question 3 of 20
3. Question
23、下列C++表达式结果为true的是（ ）
CorrectIncorrect -
Question 4 of 20
4. Question
24、若int i=5; 则表达式 i++ + ++i 的值是（ ）
CorrectIncorrect -
Question 5 of 20
5. Question
25、若256种颜色用二进制编码表示，至少需要（ ）位
CorrectIncorrect -
Question 6 of 20
6. Question
26、二进制数00101100与00010101相加结果是（ ）
CorrectIncorrect -
Question 7 of 20
7. Question
27、在C++中， “A” 属于（ ）
CorrectIncorrect -
Question 8 of 20
8. Question
28、下列关于数组说法正确的是（ ）
CorrectIncorrect -
Question 9 of 20
9. Question
29、关于算法“有穷性”描述正确的是（ ）
CorrectIncorrect -
Question 10 of 20
10. Question
30、若n为偶数，则n的二进制表示末位一定是（ ）
CorrectIncorrect -
Question 11 of 20
11. Question
31、下列属于位运算的是（ ）
CorrectIncorrect -
Question 12 of 20
12. Question
32、将十进制数13转换为二进制是（ ）
CorrectIncorrect -
Question 13 of 20
13. Question
33、C++中整型除法7/3的结果是（ ）
CorrectIncorrect -
Question 14 of 20
14. Question
34、下列关于字符串getline的说法正确的是（ ）
CorrectIncorrect -
Question 15 of 20
15. Question
35、若一个字节为8位，则能表示的无符号整数范围大小是（ ）
CorrectIncorrect -
Question 16 of 20
16. Question
36、下列哪种结构最适合“从1加到n”的计算（ ）
CorrectIncorrect -
Question 17 of 20
17. Question
37、若 char c=’9′; 则判断其是否为数字字符的条件可写为（ ）
CorrectIncorrect -
Question 18 of 20
18. Question
38、若用n位二进制可表示的状态数为（ ）
CorrectIncorrect -
Question 19 of 20
19. Question
39、从一个3×3棋盘中选取两个不在同一行也不在同一列的方格，共有（ ）种方法
CorrectIncorrect -
Question 20 of 20
20. Question
40、以下说法正确的是（ ）
CorrectIncorrect