How many values can variables store?
one value
A variable can only store one value at a time – a number or a string. A value stored in a variable can be used once or many times in a program. Variables are like whiteboards.
What is the maximum number of characters that the variable name can have?
ANSI standard recognizes a length of 31 characters for a variable name. However, the length should not be normally more than any combination of eight alphabets, digits, and underscores.
How many characters are stored in each char variable?
Each character is stored using eight bits of information, giving a total number of 256 different characters (2**8 = 256).
Can variable store multiple values?
As far as I knew, a variable can only store a single value of it’s corresponding data-type.
What can be stored in a variable?
Each variable has a name, a value, and a type. The value might change over time, and that’s why its “variable.” Many variables store numbers and strings, like the ones above. Variables can also store other types of data, like lists, dictionaries, and Boolean values (true/false).
What is variable list the restrictions on the variable names?
A variable name can only have letters (both uppercase and lowercase letters), digits and underscore. The first letter of a variable should be either a letter or an underscore. There is no rule on how long a variable name (identifier) can be.
What is the maximum length of a variable?
Answer: A variable can hold up to 10240 characters.
How many characters can a character variable store in C?
If it is an 8-bit character, a char variable can hold one character. This is assuming a char variable is 8 bits wide, which is not required or even suggested; typically, a char variable is one addressible unit wide, which might be 80 bits.
Can char store multiple characters?
2 Answers. You’re not putting characters into the char* . You’re creating an array of characters in a part of memory determined by your compiler, and pointing the char* at the first character of that array. The array is actually const, so you shouldn’t be able to assign it to a non-const pointer.
Can you store variables in a list?
Storing Variables in Lists It is also possible for a list to contain different types within it as well. Suppose you wanted to add the names of your parents and sisters to the list so you know which heights belong to whom. You can throw in some strings without issue.
How do you store values in a variable?
To store a value in a variable Use the variable name on the left side of an assignment statement. The following example sets the value of the variable alpha . The value generated on the right side of the assignment statement is stored in the variable.