Question: How Many Numbers Can Be Represented With 2 Bits?

How many numbers can 16 bits represent?

A 16-bit integer can store 216 (or 65,536) distinct values.

In an unsigned representation, these values are the integers between 0 and 65,535; using two’s complement, possible values range from −32,768 to 32,767..

How many numbers are there in 2 bytes?

1 byte would be 2 decimal digits and you could represent values between 0 up to 100 (not included). 2 bytes would be 4 decimal digits and you could represent values between 0 up to 10000 (not included).

Why is 25 cents called 2 bits?

Thus a bit is half of 25 cents. The origin of bit comes from the practice of cutting the Spanish dollar (peso) into eight radial pieces to make change. … Spanish dollars were deemed equivalent in value to a U.S. dollar. Thus, twenty-five cents was dubbed “two bits,” as it was a quarter of a Spanish dollar.

Is a word two bytes?

One convention is that a byte is an 8-bit word, and a word is two bytes, and a double word (dword) is four bytes.

What is the largest 4 bit number?

SixteenFigure 2.12 A four-bit binary number (called a nibble). Sixteen is the biggest decimal number we can represent in 4 bits.

What is the name for 4 bits and for 16 bits?

BytesCommon binary number lengths From there, a group of 4 bits is called a nibble, and 8-bits makes a byte. Bytes are a pretty common buzzword when working in binary. Processors are all built to work with a set length of bits, which is usually this length is a multiple of a byte: 8, 16, 32, 64, etc.

How many numbers can be represented with 4 bits?

In hexadecimal notation, 4 bits (a nibble) are represented by a single digit. There is obviously a problem with this since 4 bits gives 16 possible combinations, and there are only 10 unique decimal digits, 0 to 9.

What are 4 bits called?

nibbleIn computing, a nibble (occasionally nybble or nyble to match the spelling of byte) is a four-bit aggregation, or half an octet. It is also known as half-byte or tetrade. In a networking or telecommunication context, the nibble is often called a semi-octet, quadbit, or quartet.

How much is 4 bits worth?

In early America, “bit” was used for some Spanish and Mexican coins that circulated and were worth one-eighth of a peso, or about 12 and one-half cents. So, in the U.S., two bits has routinely equaled about 25 cents, and four bits has typically been considered to be about 50 cents.

How much is 25000 bits worth?

BitsDollars15000$150.0025000$250.0035000$350.0050000$500.0021 more rows

How many bytes is a word?

2 bytesData structures containing such different sized words refer to them as WORD (16 bits/2 bytes), DWORD (32 bits/4 bytes) and QWORD (64 bits/8 bytes) respectively.

Is a byte always 8 bits?

3 Answers. Yes, a byte is always 8 bits in modern computing. In the book, the word and the size of the word is explicitly mentioned, while there is not a word (haha) about bytes. … The whole size is expressed in (16 bit) words rather than bytes.

What is slang for a $20 bill?

$10 bill is a “sawbuck”, a “ten-spot”, or a “Hamilton”. $20 bill as a “Jackson”, or a “dub”, or a “double sawbuck”. Among horse-race gamblers, the $50 bill is called a “frog” and is considered unlucky.

What is a group of 16 bits called?

hextetIn computing, a hextet is a sixteen-bit aggregation, or four nibbles. As a nibble typically is notated in hexadecimal format, a hextet consists of 4 hexadecimal digits. A hextet is the unofficial name for each of the 8 blocks in an IPv6 address.

How many numbers can be represented with 3 bits?

Binary number representationLength of bit string (b)Number of possible values (N)24384165328 more rows

What is a group of 16 bits?

The term ‘word’ is used to describe the number of bits processed at a time by a program or operating system. So, in a 16-bit CPU, the word length is 16 bits. In a 32-bit CPU, the word length is 32 bits. … I used to ear them referred as byte, word and long word.

Why do bytes have 8 bits?

The byte was originally the smallest number of bits that could hold a single character (I assume standard ASCII). We still use ASCII standard, so 8 bits per character is still relevant. This sentence, for instance, is 41 bytes. That’s easily countable and practical for our purposes.