Questions

Headache and Heartache are the only two words that of more than 2 letters that both begins and ends with the letters "HE" in the same order.

M=P(1+i)^n

I=M-P

1. Mutual exclusion (where at least one resource is non-sharable)

2. Hold and wait (where a process holds one resource and waits for other resource)

3. No preemption (where the resources can’t be preempted)

4. Circular wait (where p[i] is waiting for p[j] to release a resource. i= 1,2,…n

j=if (i!=n) then i+1

else 1 )

The act of formally approving something is known as Ratification.

Software designed for a specific purpose is called as Application software.

Biological Control: This method is very effective. One pest is destroyed by another organism. For example the aphids are killed by lady beetle. The prickly pear is eradicted by cochineal insect. Here the advantage is, one does not use harmful chemicals which may get into the host plants.