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Arrays and Strings in C++ MCQ question and answer with solution | C++ Programimg MCQs

Learn Arrays and Strings in C++ MCQ Questions and answers with easy and logical explanations in C++ Programimg. Arrays and Strings in C++ MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-3 section-1

21
What is the output of the following code snippet in C++? char str[] = "Hello"; cout << str[4];
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Answer: Option B
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22
In C++, which function is used to read a string with spaces using cin?
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Answer: Option C
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23
What is the correct way to access the fifth character in a string variable named text in C++?
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Answer: Option D
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24
What is the purpose of the 'toupper()' function in C++?
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Answer: Option A
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25
What is the output of the following code snippet in C++? char str[] = "Hello"; cout << sizeof(str);
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Answer: Option D
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26
What is the correct way to declare a string object named myString and initialize it with the value "Welcome" in C++?
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Answer: Option B
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27
What does the 'strncpy()' function do in C++?
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Answer: Option C
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28
What is the purpose of the 'strtok()' function in C++?
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Answer: Option D
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29
Which of the following statements is true about array indices in C++?
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Answer: Option C
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30
What is the correct way to access the last element of an array named arr in C++?
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Answer: Option D
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