Q. Which of the following statements is correct about Bitwise ^ operator used in C#.NET?

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Q. How many Bytes are stored by ‘Long’ Datatype in C# .net?

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Q. Choose “.NET class” name from which datatype “UInt” is derived ?

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Q. Correct Declaration of Values to variables ‘a’ and ‘b’?

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Q. Arrange the following datatype in order of increasing magnitude sbyte, short, long, int.

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Q. Which datatype should be more preferred for storing a simple number like 35 to improve execution speed of a program?

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Q. Which Conversion function of ‘Convert.TOInt32()’ and ‘Int32.Parse()’ is efficient?

1) Int32.Parse() is only used for strings and throws argument exception for null string
2) Convert.Int32() used for datatypes and returns directly ‘0’ for null string

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Q. Correct way to assign values to variable ‘c’ when int a=12, float b=3.5,int c;

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Q. Correct Set of Code for given data ‘a’ and ‘b’ to print output for ‘c’ as 74 ?

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Q. Default Type of number without decimal is ?

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Q. Select a convenient declaration and initialization of a floating point number:

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Q. Number of digits upto which precision value of float datatype is valid ?

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Q. Valid Size of float datatype is ?

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Q. Correct way to define a value 6.28 in a variable ‘pi’ where value cannot be modified ?

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Q. Minimum and Maximum range of values supported by ‘float’ data type are ?

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Q. Select appropriate difference between decimal, float and double data type in C# ?

1) Float and Double are floating binary point types while decimal is a floating decimal point type.
2) Precision difference for float is ‘7’ digit for double is ’15’ to ’16’ digit and for decimal is ’28’ to ’29’ digits.
3) Some values which cannot be exactly represented hence for those values float and double are more appropriate.

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Q. A float occupies 4 bytes. If the hexadecimal equivalent of these 4 bytes are A, B, C and D, then when this float is stored in memory in which of the following order do these bytes gets stored ?

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Q. The Default value of Boolean DataType is ?

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Q. Which of the following format specifiers is used to print hexadecimal values and return value of output as Octal equivalent in C# ?

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Q. What is the Size of ‘Char’ datatype?

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