Different names can be used, but it is alphanumeric. Some allowed field with a datatype called text or character to allow numbers and text to be entered into them.
integer literal
datatype variable name;
It completely depends the datatype that you have assigned for the variables 'a' , 'b' , and 'c'. Check the compiler that you are using for the size of the datatype in bytes. Add them and thus you will get the answer.
alphanumeric.
It is used to convert the value of one datatype into a value of another datatype. Example- Integer.parseInt(in.readLine); It converts given value to Integer datatype.
4
in Unix: the datatype is "Date" in C++: the datatype is "char"
in Unix: the datatype is "Date" in C++: the datatype is "char"
Different names can be used, but it is alphanumeric. Some allowed field with a datatype called text or character to allow numbers and text to be entered into them.
It is just a datatype used in databases for string values.
sizeof(datatype)
You can save it in NUMERIC or varchar datatype.
A Macro is a preprocessor directive means that before compilation the macros are replaced. Where as typedef is defining a new data type which is same as the existing data type. Syntax: typedef Existing datatype New datatype For example typedef int NUMBER; Here NUMBER (New datatype)is defined as a data type which contains the properties same as int(Existing datatype). You can declare a variable of int as NUMBER a; is same as int a; similarly typedef int* NUMBERPOINTER; NUMBERPOINTER a; Here a is a pointer of integer type.
Type casting is used to convert from one datatype to the other
pointer
stack abstract datatype