Q. Function tolower(c) defined in library works for

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Q. Which type conversion is NOT accepted?

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Q. What will be the data type of the result of the following operation?

(float)a * (int)b / (long)c * (double)d

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Q. Which of the following type-casting have chances for wrap around?

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Q. Which of the following typecasting is accepted by C?

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Q. When do you need to use type-conversions?

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Q. For which of the following, “PI++;” code will fail?

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Q. What is the type of the below assignment expression if x is of type float, y is of type int?
y = x + y;

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Q. What is the value of the below assignment expression

(x = foo())!= 1 considering foo() returns 2

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Q. Operation “a = a * b + a” can also be written as:

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Q. for c = 2, value of c after c <<= 1;

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Q. Which of the following is an invalid assignment operator?

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Q. For initialization a = 2, c = 1 the value of a and c after this code will be

c = (c) ? a = 0 : 2;

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Q. What will be the data type of the expression

(a < 50) ? var1 : var2;

provided a = int, var1 = double, var2 = float

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Q. Which expression has to be present in the following?

exp1 ? exp2 : exp3;

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Q. Value of c after the following expression (initialization a = 1, b = 2, c = 1):

c += (-c) ? a : b;

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Q. Comment on the following expression?

c = (n) ? a : b; can be rewritten as

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Q. In expression i = g() + f(), first function called depends on

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Q. Which of the following operators has an associativity from Right to Left?

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Q. Which operators of the following have same precedence?

P. "!=", Q. "+=", R. "&lt;&lt;="

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