Answer:
A sympton of a failing power supply is The computer sometimes does not turn on.
Explanation:
All right, the power supply is the terminal that receives electric current to process it and distribute it to the different parts of the hardware that compose the computer. When it fails, the current is not distributed and doesn't reach the different pieces of hardware. Therefore, option D) is the correct one. Another error that could be related is the malfunction of fans but it could be related to wires more than the power itself.
Answer:
Secondary memory.
Explanation:
Unlike main memory which loses its content when electrical power to the system is turned off, secondary memory is volatile and persistent in nature. i.e it retains its content whether or not power is supplied to the computer that is holding it. As a matter of fact, they (secondary memory) are meant to store data permanently. Examples of such memory are the hard drives, floppy disks, flash drives, CDs and CDROMs.
Also, unlike the primary or main memory that can be accessed directly by the processor of the computer housing it, secondary memory are not accessed directly.
192.168 suggests class C networks which have a 24 bit netmask (255.255.255.0) but you haven't provided enough info, like the netmask of a working machine, to be definite.
Explanation:
Answer in the attached image...
hope it helps