Which of the following statements is incorrect in relation to example file syste

Question

Which of the following statements is incorrect in relation to example file systems?

most digital cameras, and MP3 players use the MS-DOS file system

d)the UNIX V7 file system is in the form of a tree starting at the root directory, with the addition of links, forming a directed acyclic graph

With respect to principles of I/O software, what are the ways I/O can be done from the point of view of the operating system?

Which of the following statements is incorrect with respect to I/O software layers?

a) with CD-ROM file system files cannot be freed or added after the disk has been manufactured

Explanation / Answer

1.Which of the following statements is incorrect in relation to example file systems?

B.Joliet extensions were designed to allow UNIX file systems to be copied to CD-ROM : CD-ROM are designed for Windows.

2. With respect to principles of I/O software, what are the ways I/O can be done from the point of view of the operating system?

d. programmed I/O, interrupt driven I/O, I/O using DMA

Which of the following statements is incorrect with respect to I/O software layers?

c) if disks, printers, keyboards, and so on, are all interfaced in different ways, every time a new device comes along, the operating system must be modified for the new device – hence a uniform interface is preferable

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