Is map thread safe c++?

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Is it possible for a member function to use delete this?

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What are the comments in c++?

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What is the difference between a template and a macro?

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Incase of a function declaration, what is extern means?

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Is there something that we can do in C and not in C++?

14 Answers   Patni,

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There are 100 students in a class. The management keep information in two tables. Those two tables are given like Roll no Name Age 001 ABC 15 002 XYZ 14 and Roll No Subject Marks 001 Math 75 001 Physics 55 002 Math 68 001 Hindi 69 They want the information like this Roll No Name Hindi Physics Math Total 001 ABC 69 55 75 199 002 XYZ 68 74 84 226 And Roll No Suject Highest 001 Math 98 007 Physics 84 021 Hindi 74 All 275 All information is kept in structure in main memory. You have to find last two tables.

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Evaluate !(1&&1||1&&0) a) Error b) False c) True

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What is "strstream" ?

1 Answers   Huawei,

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What is null and void pointer?

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Why use of template is better than a base class?

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You have two pairs: new() and delete() and another pair : alloc() and free(). Explain differences between eg. New() and malloc()

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