Answer: two
Explanation:
Organizational memory is simply referred to as the accumulation of data or information that have been created for a particular organization.
To solve the difficulty of scaling memory organization, memories are physically organized into a two dimensional organization.
Its a gadget that helps organize cards/ a rotating file device.
Answer:
2.489 dB
Solution:
As per the question:
Power ratio, 
The Equivalent of this power ratio in decibel or dB is calculated by taking the log of the power ratio as below:


Thus the value of the power ration in decibel comes out to be 2.489 dB