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Homework answers / question archive / Chapter4 TRUE/FALSE 1)One of the tasks of a file system is to secure the information contained in user’s files

Chapter4 TRUE/FALSE 1)One of the tasks of a file system is to secure the information contained in user’s files

Computer Science

Chapter4

TRUE/FALSE

1)One of the tasks of a file system is to secure the information contained in user’s files.

 

     2.   Originally, FAT-16 supported comparatively short filenames, referred to as 6.3 filenames.

 

 

     3.   Since FAT-16 had a number of limitations, FAT-32 is now the dominant Windows file system since it supports built-in security features and better file compression.

 

 

     4.   The native file system in Linux is called ufs.

 

 

     5.   What PC systems call clusters, Mac systems refer to as allocation blocks.

 

 

MULTIPLE CHOICE

 

     1.   Which of the following is NOT a task typically performed by an OS’s file system?

a.

partition and format disks

c.

convert files between image formats

b.

establish file naming conventions

d.

provide for file and data integrity

 

 

 

     2.   Which of the following elements of a file system connects the names of files to the file data stored on the disk?

a.

directory

c.

LFN

b.

extension

d.

attribute

 

 

 

     3.   In a folder hierarchy, the top level is referred to as which of the following?

a.

subdirectory

c.

trunk

b.

/Windows

d.

root

 

 

 

     4.   A colleague of yours uses Windows 7 and wants to organize her files so that files stored in several different folders can be easily grouped together and accessed as if they were in a single location.  What feature of the Windows 7 file system do you suggest she use?

a.

folder nesting

c.

subdirectories

b.

libraries

d.

file tagging

 

 

     5.   Which of the following folders in a Windows file system is NOT typically located directly off the root?

a.

Windows

c.

Documents

b.

Users

d.

Program Files

 

 

 

     6.   You have just purchased a new hard drive to install in your Linux system.  Before you can begin using the drive to store files, which of the following task must you complete?

a.

high-level format then partition

c.

low-level format then partition

b.

partition then high-level format

d.

partition then low-level format

 

 

 

     7.   Which of the following statements is true about how disk drives are organized?

a.

tracks are divided into sectors

c.

each platter has one read/write head

b.

cylinders are divided into tracks

d.

sectors are divided into clusters

 

 

 

     8.   You have a new hard disk that you want to put two different OSs on but each OS requires a different file system.  What procedure must you perform before you can install the two OSs?

a.

low-level format the disk and create two separate directory structures

c.

this is not possible; you need a second physical hard disk

b.

install the first OS and then create a new folder off the root to install the second OS

d.

partition the disk into two logical drives and install an OS on each logical drive

 

 

 

     9.   Which of the following is NOT an element of the MBR on a Windows system?

a.

partition table

c.

master file table

b.

boot program

d.

disk signature

 

 

 

   10.   If you have a Windows computer with three hard drives, each with three partitions, what drive letter is assigned to the third partition on the third hard drive?

a.

j

c.

k

b.

i

d.

h

 

 

 

   11.   Which of the following statements is true about file storage on a FAT file system?

a.

the clusters are organized as a linked-list

c.

the filename is stored in the first cluster occupied by the file

b.

if a file only uses part of a cluster, the next file uses the rest of the cluster

d.

the final cluster is filled in with all 0’s to indicate the end of file

 

 

 

   12.   Which of the following statements is true about the FAT directory structure?

a.

two copies of the root directory are kept for each partition

c.

a backup of the FAT table is kept for each partition

b.

only 512 entries are allowed in the root on a FAT32 partition

d.

the FAT tables and root directory are always stored at the end of each partition

 

 

 

   13.   What command should you use to change the name of an existing volume?

a.

setvol

c.

volname

b.

attrib /volname

d.

format /v

 

 

 

   14.   What command can you use to make the file named private.txt read-only?

a.

set private.txt read-only

c.

format -read-only private.txt

b.

attrib +r private.txt

d.

status -r private.txt

 

 

 

   15.   Which of the following is true about Windows FAT and NTFS file systems?

a.

Extended FAT16 was released with Windows 95 Release 2

c.

NTFS can be converted to FAT16 using the convert command

b.

FAT32 can be converted to NTFS using the convert command

d.

The maximum size of a file on FAT16 is 4 GB.

 

 

 

   16.   You have created a movie that is on a file that is almost 6 GB in size.  You want to put the movie file on a flash drive so you can bring it to a friend’s house to show him.  Your computer and your friend’s computer are both running Windows 7.  Which file system should you use to format your 16 GB thumb drive?

a.

FAT128

c.

EXT3

b.

FAT32

d.

exFAT

 

 

 

   17.   You are troubleshooting a friend’s computer and your diagnostic software reports a problem with the MFT.  What file system is your friend’s computer using?

a.

FAT12

c.

NTFS

b.

FAT16

d.

EXT3

 

 

 

   18.   Which feature of the NTFS file system keeps a log of file system activity to help prevent loss of information if there is a power outage while your disk is in use?

a.

journaling

c.

LFN

b.

POSIX

d.

indexing

 

 

 

   19.   You have just partitioned a new disk into three partitions and formatted them NTFS 5.  You want to be able to access these partitions as folders on the current C: drive.  What feature can you use?

a.

journaling

c.

extended volumes

b.

volume mount points

d.

disk quotas

 

 

 

   20.   You have a very large hard disk that is 1 TB.  You want to organize your data into ten volumes on this disk.  What can you do to accommodate this?

a.

use a basic disk scheme and create 10 primary partitions

c.

use the UDF file system and create 10 volume mount points

b.

use a dynamic disk scheme and create an extended partition and 10 logical drives

d.

use a dynamic disk scheme and create 10 volumes

 

 

 

COMPLETION

 

     1.   On Mac OS X 10.5, _______________ indexes files and allows you to search by typing in the first few letters of the file name.

 

 

 

     2.   Apple uses the term ______ where Linux uses symbolic link and Windows uses shortcut.

 

 

 

     3.   On a Mac-formatted disk the ________ blocks identify the filing system and names of important system files.

 

 

 

     4.   In Linux, you make a new volume accessible in the file system by using the ________ command.

 

 

 

     5.   In Linux, the ______________ contains information about the layout of blocks, sectors, and cylinder groups on the file system.

 

 

 

MATCHING

 

 

a.

data fork

f.

cluster

b.

inode

g.

high-level formatting

c.

MBR

h.

disk quota

d.

active partition

i.

volume information block

e.

track

j.

file attributes

 

 

     1.   in a PC system, the partition that contains the bootable operating system

 

     2.   in Windows-based file systems, a logical block of information on a disk containing one or more sectors

 

     3.   that portion of a file in the Macintosh file system that stores the variable data

associated with the file

 

     4.   allocation of a specific amount of disk space to a user

 

     5.   file characteristics stored with the filename in the disk directory which

specify certain storage and operational parameters associated with the file

 

     6.   a process that prepares a disk partition (or removable media) for a

specific file system

 

     7.   in UNIX/Linux, a system for storing key information about files

 

     8.   an area of a hard disk in MS-DOS and Windows that stores partition information about that disk

 

     9.   concentric rings that cover an entire disk like grooves on a phonograph record

 

   10.   on a Mac-formatted disk, the sector after the boot blocks

 

       

       

 

SHORT ANSWER

 

     1.   List three tasks performed by a typical file system.

 

 

 

     2.   List three folders normally found at the root of a Linux file system and what the folder is typically used for.

 

 

     3.   Briefly discuss what block allocation is and how it is organized.

 

 

 

     4.   Describe three advantages of FAT32 over FAT16.

 

 

 

     5.   List three features of the NTFS 4 and 5 file systems that are not found in the FAT file systems.

 

 

 

     6.   Describe the problem that occurs when a disk becomes fragmented.

 

 

 

     7.   Briefly describe the concept of inodes used in native Linux file systems.

 

 

     8.   Describe how the Linux/Unix directory structure is organized including how multiple volumes are accessed.

 

 

 

     9.   In Mac OS, what is the catalog b-tree?

 

 

 

   10.   While Unix/Linux and Windows OSs use filename extensions to identify file types, what does the Mac OS use?

 

 

 

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