Answer: C) spin-lock with test and set
Explanation:
In spinlock, when a thread locks a spinlock then it continuously retrying locking until it succeeds. Spinlock is the lock that cause thread and continuously check that whether the lock are available or not for synchronization.
So that is why spinlock is best synchronization solution as it is not allowing any another thread.
On the other hand, in mutex thread try to lock a mutex and then, it automatically go to sleep mode before locking and immediate allow another thread to run.
Answer:
C. X-ray
Explanation:
AWS X-ray is a form of service that assists developers in carrying out analysis and debugging functions, and at the same time helps in the allotted applications, including those built using a microservices architecture.
In other words, an X-ray, in this case, will assist the developers in carrying out the following:
1. Establish a service map
2. Single out errors and bugs
3. Construct analysis and visualization apps
4. Enhancing the experience for end-users of the application under x-ray.
Explanation:
Mechanical engineer may design a gps for a vehicle.
Answer:
Explanation:
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Cancel automatic subscriptions and memberships.
I believe in this case you would be using Clip Art.
Smart Art is used on words to make graphics usually.
Graphs are not pictures
Shapes are completely different
