DATABASE FUNDAMENTALS
BASICS OF BIG DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -Integers are commonly stored using a word of memory, which is 4 bytes or 32 bits, so integers from 0 up to 4, 294, 967, 295 (232-1) can be stored.
Detailed explanation-2: -One memory location stores 1 byte (8 bits).
Detailed explanation-3: -In memory unit data is stored before being actually processed. The data so stored is accessed and processed according to a set of instructions which are also stored in the memory of the computer well before such data is transmitted to the memory from input devices.
Detailed explanation-4: -Data is often expressed in bytes, which are composed of eight binary digits. Bytes are used to represent all sorts of data, including letters, numbers and symbols. Each byte is made up of a string of bits that must be used in the larger unit for applications.