C++ General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C++ General Interview Questions

Questions Answers Views Company eMail

How can we read/write Structures from/to data files?

1184

How do you print a string on the printer?

1081

How are Structure passing and returning implemented by the compiler?

1202

What are register variables?

1215

Write a program to concatenate two strings.

1147

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

1065

Write a program which uses Command Line Arguments

1233

Write a program to find the Factorial of a number

1117

Difference between strdup and strcpy?

1252

Which bit wise operator is suitable for checking whether a particular bit is on or off?

1082

Out of fgets() and gets() which function is safe to use and why?

1239

Which bit wise operator is suitable for turning off a particular bit in a number?

1162

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

1301

Can there be at least some solution to determine the number of arguments passed to a variable argument list function?

1061

How do you declare A pointer to function which receives an int pointer and returns a float pointer

1281

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Un-Answered Questions { C++ General }

Is it possible to pass an object of the same class in place of object reference to the copy constructor?

1101

Explain what are mutator methods in c++?

1181

Can I learn c++ as my first language?

1154

What is #include math h in c++?

1133

what is a reference variable in C++?

1285

What are single and multiple inheritances in c++?

1148

Do the names of parameters have to agree in the prototype, definition, and call to the function?

1078

What is ios class in c++?

1176

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.

3061

What is code reusability in c++?

1289

What is split a string in c++?

1246

What is enum class in c++?

1320

What is the best book for c++ beginners?

1097

Will this c++ program execute or not?

1160

What do you mean by ‘void’ return type?

1103

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