Question 61 : Which of the following type-casting have chances for wrap around?
1. From int to float
2. From int to char
3. From char to short
4. From char to int
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Question 62 : Which among the following are the fundamental arithmetic operators, i.e, performing the desired operation can be done using that operator only?
1. +, –
2. +, -, %
3. +, -, *, /
4. +, -, *, /, %
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Question 63 : Are logical operator sequence points?
1. True
2. False
3. Depends on the compiler
4. Depends on the standard
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Question 64 : What is the result of a logical or relational expression in C?
1. True or False
2. 0 or 1
3. 0 if an expression is false and any positive number if an expression is true
4. None of the mentioned
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Question 65 : Which keyword is used to prevent any changes in the variable within a C program?
1. immutable
2. mutable
3. const
4. volatile
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Question 66 : C99 standard guarantees uniqueness of ____ characters for internal names.
1. 31
2. 63
3. 12
4. 14
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Question 67 : Which of the following is not a valid variable name declaration?
1. int _a3;
2. int a_3;
3. int 3_a;
4. int _3a
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Question 68 : Which of the following is an invalid assignment operator?
1. a %= 10;
2. a /= 10;
3. a |= 10;
4. None of the mentioned
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Question 69 : Which of the following is true for variable names in C?
1. They can contain alphanumeric characters as well as special characters
2. It is not an error to declare a variable to be one of the keywords(like goto, stati
3. c) Variable names cannot start with a digit
4. Variable can be of any length
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Question 70 : Which of the following cannot be a variable name in C?
1. volatile
2. true
3. friend
4. export
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