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What is the range of unsigned numbers that can be stored in an 8 bit register?
8
What is an unsigned integer?
Having an unsigned integer means that the integer is positive, and not negative; literally, the integer is unsigned and assumed to be positive. The unsigned integer 8 is positive-eight, not negative-eight.
What is the range of 8 bit signed integer?
0-7
What is range of A 8 bit signed integer?
-128 to 127
What is the largest positive number that can be stored using 8 bits?
An N-bit integer holds 2N different values.For an unsigned integer, the range of values is 0..2N-1 thus.For a signed integer using 2s complement, the range is -2N-1..+2N-1-1.Therefore, the largest positive number that can be stored using 8 bits is 255.
Why do you need signed and unsigned integer?
We need signed integers in order to represent both negative and positive values. However, some numbers can never be negative. For instance, the size of a file must always be greater than or equal to zero so we use unsigned integers to represent file sizes. Also, natural numbers must be greater than 0 so there's no point in using a signed value to represent a natural number. Signed integers also use one bit to denote the sign, but unsigned integers do not thus unsigned integers can effectively represent twice the range of positive values than an unsigned integer can. For instance, an 8-bit signed value can represent values in the range -128 to +127 using twos complement notation, but an 8-bit signed value can represent values in the range 0 to 255.
What is range of A 8-bit signed integer?
-128 to 127, in two's-complement.
What is range of 8-bit signed integer?
-128 to 127, in two's-complement.
Maximum value of an unsigned integer is how many bytes?
Type size of an unsigned integer is compiler specific. Most compilers will provide 4 bytes, but the size can range from 2 to 8, or (again) whatever the implementation provides. Note: 1. Maximum value: UINT_MAX (in limits.h) 2. Size in bytes: sizeof (unsigned)
Why does the starting number of an IP address have a range of 1-223?
It goes up to 255, as do the three following numbers. The reason is 255 is the highest value that can be stored as an unsigned 8-bit integer, and when IP was designed, the number of addresses available was thought to be large enough.
What is the biggest decimal value for an 8-bit number?
The largest unsigned 8-bit number is 255.
What is the memory space required if two unsigned 8 bit numbers are multiplied?
16 bit
