Answer:
a. True
Explanation:
PC's sometimes runs slowly and on the long run cost money. Optimizing performance involves running software utilities that could restore speed and efficiency.
Scanning for malware/ virus , cleaning system registry, uninstalling unused program, deleting unnecessary files, disk defragment , updating of windows software and setting up the browser are ways to optimize your pc's performance.
Answer:
The role of test oracle is to determine if a test has passed or failed. Oracle compares the outputs of the system under a test, for a given test-case input, and the output(s) that should have. A test oracle works on specifying constraints on the output(s) for a set of inputs. An oracle could be:
- a program which tells if the output is correct.
- documentation that specifies the correct output for inputs.
- a human that can tell whether it is correct an output.
It can penetrate the blood-brain barrier.
Answer:
Operating systems work like translators because they are able to take software and hardware, and put it all together to work in a way that is readable and usable for the consumer.
