6. Technician A says that air-conditioning service machines are used exclusively with HFC-134a systems. Technician B says that refrigerant containing sealers should be recycled. Who is correct?
O A. Neither Technician A nor B
O B. Both Technicians And B
OC, Technician B
O D. Technician A

In deadlock avoidance using banker’s algorithm, what would be the consequence(s) of: (i) a process declaring its maximum need as maximum possible for each resource. in other words, if a resource a has 5 instances, then each process declares its maximum need as 5. (ii) a process declaring its minimum needs as maximum needs. for example, a process may need 2-5 instances of resource a. but it declares its maximum need as 2.

Who can provide you with a new password when you have forgotten your old one? your provide you with a new password in case you forget your old one.

What is a sketch or blueprint of a web page that shows the structure (but not the detailed design) of basic page elements such as the logo, navigation, content, and footer?