174. What is the size of an empty class in C++? 1 Byte 0 Byte 2 Byte 4 Byte Answer:A) 1 Byte Explanation: The size of an empty class is 1 byte, every object occupies at least one byte to differentiate memory ad
In C#, a static class is a class that cannot be instantiated. The main purpose of using static classes in C# is to provide blueprints of its inherited classes. A static class is created using the static keyword in C# and .NET. A static class can contain static members only. You can‘...
百度试题 结果1 题目【题目】 What class is T om in? A . Class 5 B . Class 3 C. Class 2 相关知识点: 试题来源: 解析 【解析】略 反馈 收藏
题目【题目】( ) 2. What class is you in? A B C D 相关知识点: 试题来源: 解析 【解析】【答案】B is改为are 【解析】句意:你在哪个班级?本句中主语为yo u,be动词不可用is而要用are,所以B选项错误, 把is改为are即可。 反馈 收藏
a forward declaration is an identifier declaration (such as a class, function, or variable) to inform the compiler about its existence before it is defined. this allows you to use the identifier in situations where the order of declaration matters. can i declare a constant pointer in c? yes...
{ }} in the sql statement will expand and participate in the query.If active is false, the sql The query condition wrapped in {{ }} in the statement is automatically replaced with an empty string and does not participate in the query.In order to make whereItem more useful, the Where...
what class are you in? 回答( ) A:class B:class three C:Class Three D:Class three 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 楼主你的题目没有打错吗?如果是what class的话,应该是问你在上什么课?回答应该是 maths class/Chinese class 等等,但是选项里没有这样的.如果是...
—— class are you in? —— I'm .A. What;class four B. What's;Class Four C. What;Class Four D. What's;class four 相关知识点: 试题来源: 解析 C 本题考查英语日常交际用语。句意:—— 你在哪班?—— 我在四班。根据句子结构可知,这是特殊疑问句的问与答。第一个空的特殊疑...
___classareyouin?( ) A. Where B. What C. When 相关知识点: 试题来源: 解析 B 【答案】考查疑问词的辨析。A.哪里;B.什么;C.什么时候。把B选项代入句中。构成句意:你在哪个班?符合逻辑。故选:B。【思路点拨】你在哪个班?【点评】分析各选项的含义,理解问题的句意,结合思维逻辑,选出答案。反馈 ...
>>> 'a' * 20 is 'aaaaaaaaaaaaaaaaaaaa' True >>> 'a' * 21 is 'aaaaaaaaaaaaaaaaaaaaa' FalseMakes sense, right?💡 Explanation:The behavior in first and second snippets is due to a CPython optimization (called string interning) that tries to use existing immutable objects in some ...