Answer:
D. Software Problem
Explanation:
It could be that the software is bootlooping which will power on and off until its fixed.
Phone wireless data plans.
Answer:
Explanation:
The system will be deadlock free if the below two conditions holds :
Proof below:
Suppose N = Summation of all Need(i), A = Addition of all Allocation(i), M = Addition of all Max(i). Use contradiction to prove.
Suppose this system isn't deadlock free. If a deadlock state exists, then A = m due to the fact that there's only one kind of resource and resources can be requested and released only one at a time.
Condition B, N + A equals M < m + n. Equals N + m < m + n. And we get N < n. It means that at least one process i that Need(i) = 0.
Condition A, Pi can let out at least 1 resource. So there will be n-1 processes sharing m resources now, Condition a and b still hold. In respect to the argument, No process will wait forever or permanently, so there's no deadlock.
Answer:
Proved
Explanation:
Given
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
Required
Find out why they represent the same
To do this, we simplify either
or 
In this question, I will simplify

Apply de morgan's law

Apply distribution property
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To simplify, we apply the following rules:
--- Inverse law
--- Inverse law
So, the expression becomes


Rewrite as:
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From the given parameters:

This implies that:
when simplified is X or 