Answer Posted / vaibhav meena

= is assignment operator. It is used to assigne a value to a
variable.
and == is a comparison operator is is used to compare to values.

What do you mean by volatile and mutable keywords used in c++?

576

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Explain class invariant.

582

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What is the default width for ouputting a long integer using the insertion operator?

683

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Which function should be used to free the memory allocated by calloc()?

587

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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.

2528

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What is a float in c++?

537

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Describe about storage allocation and scope of global, extern, static, local and register variables?

723

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What is c++ w3school?

620

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what are the events occur in intr activated on interrupt vector table

1174

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Using a smart pointer can we iterate through a container?

554

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What is pointer with example?

558

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What is c++ programming language?

570

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can any one help to find a specific string between html tags which is changed to a sting.. weather.html looks (for location) is somewhere #include #include #include using namespace std; string find_field(string myPage,string); int main (void) { string page, line, location, temperature; ifstream inputFile("weather.xml"); while(getline(inputFile, line)) { page.append(line); line.erase(); } // Now page is a string that contains the whole xml page // Here you need to write something that finds and // extracts location and temperature from the XML // data in the string page and stores them in // the strings location and temperature respectively location=find_field(page,"location"); temperature=find_field(page,"temp_c"); cout << "Location: "<

1637

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What are the stages in the development cycle?

570

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Which function cannot be overloaded c++?

573

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