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Homework answers / question archive / Chapter 6 TRUE/FALSE 1)Device drivers perform the actual communication between physical devices and the operating system

Chapter 6 TRUE/FALSE 1)Device drivers perform the actual communication between physical devices and the operating system

Computer Science

Chapter 6

TRUE/FALSE

1)Device drivers perform the actual communication between physical devices and the operating system.

 

 

     2.   Device drivers are always built-in to the operating system and provided by the operating system vendor.

 

     3.   Mouse and keyboard drivers are standard and are usually included with the OS.

 

 

     4.   IEEE 1394 interfaces are targeted towards comparatively slow peripherals such as keyboards and mice.

 

 

     5.   A print spooler is a log file that maintains a history of print jobs.

 

 

MULTIPLE CHOICE

 

     1.   Which of the following is NOT an advantage of using device drivers rather than incorporating code into the kernel for all possible devices?

a.

devices do not have to be linked to a specific OS

c.

the kernel is recompiled after each new device is installed

b.

only essential code is built into the kernel, providing maximum performance

d.

new devices can be supported without extensive OS updates

 

 

 

     2.   Which of the following is a good practice when you are installing a new device?

a.

reinitialize the kernel

c.

recompile the installed driver

b.

check for a new driver

d.

always use the driver supplied by the OS

 

 

 

     3.   Which of the following are common formats for distributing driver files?

a.

zip

c.

drv

b.

txt

d.

ini

 

 

 

     4.   You need to install a new sound card for a colleague’s computer.  Which of the following does NOT represent a typical method for installing the driver on a Windows system?

a.

PnP

c.

Device Manager

b.

Add Hardware Wizard

d.

Programs and Features

 

 

 

     5.   You have attached a new USB camera to your computer but it doesn’t seem to be working.  Which tool can you use to see if Windows successfully installed the driver and to see if the device is working correctly?

a.

Add Hardware Wizard

c.

Programs and Features

b.

Device Manager

d.

Windows Update

 

 

 

     6.   You manage several hundred Windows 7 computers for your company.  In the past, your support staff has spent a lot of time troubleshooting issues related to incompatible or faulty device drivers.  You want to reduce the amount of troubleshooting your staff is doing.  What is one step you can take that will help?

a.

configure driver signing to disallow unsigned drivers

c.

configure Windows Update to always download the latest drivers

b.

change to the Linux OS

d.

disallow the use of hardware devices on the company computers

 

 

 

     7.   Which of the following is NOT a Linux device special file type?

a.

block

c.

stream

b.

character

d.

named pipes

 

 

 

     8.   You are about to install a new USB camera on your Linux system and you realize that there is no device special file available for your device.  What command can you use on the system to create a new device special file?

a.

newdev

c.

newspdev

b.

mknod

d.

mkdevice

 

 

 

     9.   Which of the following is NOT a typical step in the process for installing new hardware on a Mac OS X system?

a.

shut down the system

c.

configure dip switches

b.

attach new hardware

d.

insert DVD/CD-ROM

 

 

 

   10.   A user calls the help line and ask for some help installing a new keyboard.  He isn’t sure how to plug the keyboard into the computer because it doesn’t have a cable connected to it.  What advice are you likely to give him?

a.

unscrew the cover from the keyboard, pull out the cable, and put the cover back on

c.

return the keyboard; it must be faulty

b.

connect a patch cable from the computer to the keyboard

d.

plug the USB receiver into a USB port on the computer

 

 

 

   11.   A user complains that his new mouse doesn’t work right.  He has an old system at home and when he has had this problem, he cleaned the ball on the underside of the mouse to fix it, but this mouse doesn’t have a ball on the underside.  What can you tell him about his mouse?

a.

the ball must have fallen out

c.

the mouse is an optical mouse

b.

the ball is hidden under an access panel on new mice

d.

the mouse uses sonar to detect movement

 

 

 

   12.   You have a hardcopy of a report that you found some errors on that must be corrected.  The report is three pages long and you have about 20 minutes before a meeting you must attend to present the report.  Unfortunately, the report was created on your laptop at home and you have no way of getting to it quickly.  What is your best option?

a.

retype the report on your work computer

c.

use white out and a typewriter to fix the errors

b.

scan the report and use OCR; fix the errors and re-print the report

d.

cross out the errors with a pen and hand write the corrections

 

 

 

   13.   You want to take advantage of a new VoIP application you just downloaded.  What type of device will you need to use this application?

a.

sound card

c.

flash drive

b.

analog modem

d.

DVD drive

 

 

 

   14.   You recently purchased a new digital camera and now you want to print some of the photos you have been taking.  Which type of printer are you most likely to use to print your photos?

a.

ink-jet

c.

plotter

b.

laser

d.

dot-matrix

 

 

 

   15.   The office manager of your company has instructed you to find a solution for a problem.  A new employee is being hired and her desk will be located where there is a table that is occupied by an older model fax machine and scanner.  There is no room to put the table anywhere else and the table that holds the ink-jet printer is  too small for the other two devices.  There is money in the budget if funds are necessary.  What do you recommend?

a.

put the fax and scanner on the floor and tell the new employee to step around them

c.

replace the ink-jet printer with a multifunction printer

b.

buy a new plotter that performs scanning and faxing functions

d.

each day, put the fax and scanner on the desk of an absent employee

 

 

 

   16.   You have ten employees, each with their own computer.  You currently have only one printer that is connected via USB to your computer. You frequently run into the problem where other employees try to print to the printer when your computer is shut down or when you are in a meeting.  You have funds for a new printer but you don’t want to run into the same problems even if the printer is installed on another user’s computer.  What do you suggest?

a.

buy a printer with a long cable so you can place it away from a user’s desk

c.

buy a printer with an LPT interface

b.

buy a printer with a LAN interface

d.

buy one printer for each employee

 

 

 

   17.   Where should you look for the configuration settings of your printer on a Linux computer?

a.

/dev/printers

c.

/etc/printcap

b.

/root/devprint

d.

/home/printconf

 

 

 

   18.   Which of the following is used to connect the traditional Unix-based shared network printer?

a.

LPT1

c.

FAXstf

b.

TCP

d.

LPR

 

 

 

   19.   You want to install a graphics card with the fastest available bus interface.  What should you use?

a.

ISA

c.

PCIe

b.

AGP

d.

PCI

 

 

 

   20.   What should you wear while installing a circuit board in a computer?

a.

leather shoes

c.

static bag

b.

ESD wrist strap

d.

rubber gloves

 

 

 

COMPLETION

 

     1.   Circuit boards plug into a slot on the ___________ act as an interface between hardware components.

 

 

 

     2.   If the OS incorporated the code for all possible devices, the OS ___________ would be very large and slow.

 

 

 

     3.   On a Windows system, _______________  allows you to install and update device drivers and determine the location of device driver files.

 

 

 

     4.   ___________ software can be used with scanners to allow text on a printed page to be imported into a word-processing document.

 

 

 

     5.   ____________ is a high-voltage, low-current charge that can damage circuit boards during installation.

 

 

 

MATCHING

 

 

a.

I/O address range

f.

tar

b.

driver signing

g.

device special file

c.

LPT1

h.

pixel

d.

print queue

i.

named pipe

e.

IRQ

j.

DisplayPort

 

 

     1.   file used in UNIX/Linux for managing I/O devices

 

     2.   a digital interface standard that is projected to replace DVI and HDMI for computers

 

     3.   a digital signature that Microsoft incorporates into driver and system files

as a way to verify the files

 

     4.   a range of memory addresses that is used to temporarily store data that

is transferred between a computer device or component and the CPU

 

     5.   the primary printer port designation on many desktop computers. Also designated line print terminal 1

 

     6.   in UNIX/Linux, a device special file for handling internal communications,

such as redirecting file output to a monitor

 

     7.   the small dots that make up a computer screen display

 

     8.   a section of computer memory and hard disk storage set aside to hold information sent by an application to a printer

 

     9.   a UNIX file archive utility

 

   10.   a channel within the computer that is used for communications with the CPU

 

       

       

 

SHORT ANSWER

 

     1.   List three input and three output devices.

 

 

 

     2.   Name three advantages of using device drivers rather than incorporating the device communication code into the kernel.

 

 

 

 

     3.   What are the three choices you typically have to install a device driver?

 

 

 

     4.   What are three things related to devices that you can use Device Manager for?

 

 

 

     5.   Describe the purpose of an IRQ line.

 

 

 

     6.   What are the advantages of enabling driver signing?

 

 

 

     7.   Describe block special files used in Linux.

 

 

 

     8.   Under what circumstance is a dot-matrix printer used instead of an ink-jet or laser printer.

 

 

 

     9.   Why would you use a network-attached printer instead of a printer connected directly to a computer via USB?

 

 

 

   10.   What are the guidelines you should use when installing a circuit board?

 

 

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