Computer Science, asked by SaniDipen, 5 months ago

Special value that is stored when actual data value is

unknown for an attribute.​

Answers

Answered by Anonymous
4

Answer:

From the perspective of the database, “value” is just meaningless data that database just stores, without caring or knowing what is inside. For the database, it is the responsibility of the application to understand what was stored.

Previous Question
Next Question
Similar questions
Science, 2 months ago
A glass tumbler of mass 400 g at room temperature, say 20 degree Celsius, is immersed into a tub of water maintained at 80 degree Celsius. If the temperature of the tumbler reaches that of the tub, how much heat does the tumbler absorb? (Given : Specific heat of glass = 0•840x1000J/kg degree Celsius) ​...
Science, 2 months ago
what happens when a solution of an acid is mixed with a solution of a base in a test tube​...
English, 2 months ago
Subsides provided by Central/State government_______. 1. Shall be excluded from the value of taxable supply 2. Shall be included from the value of taxable supply 3. Shall require no adjustment 4. Can be included or excluded from the value of taxable supply​...
Science, 5 months ago
please tell me answer​...
Math, 5 months ago
The area of rectangle is 162 1/2 sq.m Find the breath if its length is 16 2/3 m.
Math, 11 months ago
class 9 maths number system formulas​...
Math, 11 months ago
(x⁴+3x³+8x²+12-7)÷( x²+3)​...
Business Studies, 11 months ago
Read the scenario. Raoul has just been promoted to a supervisor’s position, which is a steady job. He likes to enjoy life, take vacations, and change things up every now and then. That’s why he will not have a lot of extra money to spend on repairs and maintenance on his car. Based on this scenario, Raoul should buy a used car. lease a used car. buy a new car. lease a new car.