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What data-type is a numeric value entered into a text box treated as by default an integer B String C Variant D None of the above?
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∙ 7y ago
integer
string
Wiki User
∙ 7y ago
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What is mean by parse in java?
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.
What is the default data type?
integer
What is the difference between a macro and typedef?
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.
What is the default value of integer in java?
According to the JLS, the default value of an int is 0. The default value of an object of type Integer is null. Of course, this applies only to class members fields, as local method-level fields must be explicitly assigned a value before use.
Difference between built in data type and user-defined datatype?
A built in data type is a framework's native data type. By default you'd probably have some built in generic data types, such as integer, string, boolean and so on. In the other hand sometimes you can extend the framework's data types, by programminga user-defined data type. In this data type you have to define it's behaviour and structure, and once defined, you can use it the same way you use the default data types. In PostgreSQL or Oracle, you can define data types. You can read about it on their webs.
How do you declare an integer?
datatype variable name;
What is the datatype of 3 in c?
integer literal
What is a int in java?
int is integer which means datatype
What is mean by parse in java?
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.
What is datetypes?
datatype is a classification describing the type of the data. Eg:- Datatypes like float specifies the data to be floating point number, integer specifies the data to be a real number. It also specifies the possible values, default values, operations that can be carried on them.
What is the default data type?
integer
What is the definition of an integer in computer science?
An integer is a datatype which represents every positive and negative natural number. Additionally it can represent zero, but no decimal numbers. However, the actual size of the integer my be limited by the operating system.
How do you write an integer?
The reason you're having so much difficulty writing it is that there's no such thing as an "interger". An "integer" is a whole number. Any time you write a number that doesn't have any fraction or decimal in it, you have written an integer.
What is the difference between a macro and typedef?
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.
What is the default value of integer in java?
According to the JLS, the default value of an int is 0. The default value of an object of type Integer is null. Of course, this applies only to class members fields, as local method-level fields must be explicitly assigned a value before use.
Why does Java accept any input as string by default?
Java doesn't always accept any input as a string it only do that when the input is entered from the " JOptionPane.InputDialog" but it can accept any other data type like integer or short from the console though Scanner class .
What does data type represents?
Datatype represents the type of data like integer, varchar2 etc. Example name varchar2(20) it denotes that name is an attribute of character and size is 20 characters .
