FreeBSD Operating System

Упражнение 1:

Номер 1

What does mkisofs parameter "application ID" note for?

Ответ:

(1) The name of the resultant ISO image

(2) ISO 9660 header field to specify who made the CD-ROM

(3) A text string written to the header of the file system to describe each CD in a set of CDs containing the image

(4) A text string written to the header of the file system to describe the "application" on the image

Номер 2

What does mkisofs parameter "volume ID" note for?

Ответ:

(1) The name of the resultant ISO image

(2) ISO 9660 header field to specify who made the CD-ROM

(3) A text string written to the header of the file system to describe each CD in a set of CDs containing the image

(4) A text string written to the header of the file system to describe the "application" on the image

Номер 3

What does mkisofs parameter "preparer ID" note for?

Ответ:

(1) The name of the resultant ISO image

(2) ISO 9660 header field to specify who made the CD-ROM

(3) A text string written to the header of the file system to describe each CD in a set of CDs containing the image

(4) A text string written to the header of the file system to describe the "application" on the image

Упражнение 2:

Номер 1

What is the program "burncd" used for?

Ответ:

(1) For creating an ISO image

(2) For testing an ISO image

(3) For SCSI burners

(4) For ATA (IDE) CD-R burners

Номер 2

What is the program "cdrecord" used for?

Ответ:

(1) For creating an ISO image

(2) For testing an ISO image

(3) For SCSI burners

(4) For ATA (IDE) CD-R burners

Номер 3

What can the program "mkisofs" be used for?

Ответ:

(1) For creating an ISO image

(2) For testing an ISO image

(3) For SCSI burners

(4) For ATA (IDE) CD-R burners

Упражнение 3:

Номер 1

Which of the program "burncd" flags specifies the device to use for the burning process?

Ответ:

(1) -t

(2) -s

(3) -f

(4) -v

Номер 2

Which of the program "burncd" flags specifies the speed of the burner device?

Ответ:

(1) -t

(2) -s

(3) -f

(4) -v

Номер 3

Which of the program "burncd" flags specifies a test write?

Ответ:

(1) -t

(2) -s

(3) -f

(4) -v

Упражнение 4:

Номер 1

What is false about the program "burncd"?

Ответ:

(1) If burncd doesn't recognize a command, it assumes it's a file name

(2) Before you start using burncd, you should decide on the recording speed

(3) If your system can't keep a sufficient data rate the process of burning won't start

(4) If you don't know what recording speed to choose, you should do a test run

Номер 2

Which parameter is not necessary for program "cdrecord" to access the device?

Ответ:

(1) Device name

(2) SCSI bus

(3) SCSI unit

(4) SCSI LUN

Номер 3

What is false about the program "cdrecord" in the process of SCSI burning?

Ответ:

(1) Before you start using cdrecord, you need to recognize the CD-R device

(2) Before you start using cdrecord, you should decide on the recording speed

(3) If your system can't keep a sufficient data rate, you'll get an underrun

(4) You can use any CD-R in the drive in the process of a dummy run

Упражнение 5:

Номер 1

What is false about copying CD-ROMs?

Ответ:

(1) To get a file iso from CD-ROM, you can just perform a literal copy

(2) A literal copy of CD-ROM is performed only by programs "burncd" and "cdrecord"

(3) It’s not strictly necessary to tell the burner to copy data in blocks of particular size

(4) CD-ROMs are already in ISO format

Номер 2

What is false about copying CD-ROMs?

Ответ:

(1) CD-ROMs are already in ISO format

(2) It’s not strictly necessary to tell the burner to copy data in blocks of particular size

(3) If you have two CD-ROM drives, you can't copy directly from one drive to the other, without storing on disk at all

(4) You should do a dummy run before burning if you are not sure that your CD-ROM drive is fast enough

Номер 3

What is false about copying CD-ROMs?

Ответ:

(1) If you have two CD-ROM drives, you can frequently copy directly from one drive to the other, without storing on disk at all

(2) It’s strictly necessary to tell the burner to copy data in blocks of particular size

(3) You should do a dummy run before burning if you are not sure that your CD-ROM drive is fast enough

(4) If your CD-ROM drive isn't fast enough you will almost certainly have underruns

Упражнение 6:

Номер 1

What characterizes floppy disks?

Ответ:

(1) Each of them stores several gigabytes. The backup time for 2 GB is about 90 minutes, and the operation can be performed completely unattended

(2) Are particularly unsuited as a backup medium for modern computers because of their small storage capacity

(3) Cheaper tape drives with big storage capacity which are very unreliable, and they were no longer supported

(4) By modern standards, the media are small (up to 700 MB), but they have the advantage of being readily accessible on other systems

Номер 2

What characterizes a single DDS or Exabyte cassette?

Ответ:

(1) Each of them stores several gigabytes. The backup time for 2 GB is about 90 minutes, and the operation can be performed completely unattended

(2) Are particularly unsuited as a backup medium for modern computers because of their small storage capacity

(3) Cheaper tape drives with big storage capacity which are very unreliable, and they were no longer supported

(4) By modern standards, the media are small (up to 700 MB), but they have the advantage of being readily accessible on other systems

Номер 3

What characterizes writeable CD-ROMs?

Ответ:

(1) Each of them stores several gigabytes. The backup time for 2 GB is about 90 minutes, and the operation can be performed completely unattended

(2) Are particularly unsuited as a backup medium for modern computers because of their small storage capacity

(3) Cheaper tape drives with big storage capacity which are very unreliable, and they were no longer supported

(4) By modern standards, the media are small (up to 700 MB), but they have the advantage of being readily accessible on other systems

Упражнение 7:

Номер 1

Which of the backup programs can read and write cpio archives?

Ответ:

(1) tar

(2) cpio

(3) pax

(4) dump

Номер 2

Which of the backup programs is particularly useful for data exchange and has versions for Microsoft platforms?

Ответ:

(1) tar

(2) cpio

(3) pax

(4) dump

Номер 3

Which of the backup programs is less suited towards data exchange because its formats are very specific to BSD?

Ответ:

(1) tar

(2) cpio

(3) pax

(4) dump

Упражнение 8:

Номер 1

What is false about tar functions?

Ответ:

(1) Creates an archive

(2) Extracts files from an archive

(3) Lists the contents of an archive

(4) Compresses the data

Номер 2

When is tar option -z used?

Ответ:

(1) To create an archive

(2) To ompresses the data using gzip

(3) To list the contents of an archive

(4) To extract files from an archive

Номер 3

When you must specify the z option, using program tar?

Ответ:

(1) When listing compressed archives

(2) When extracting compressed archives

(3) When listing non-compressed archives

(4) When extracting non-compressed archives

Упражнение 9:

Номер 1

Which of tar parameters causes to produce the list of files being archived?

Ответ:

(1) c

(2) v

(3) x

(4) f

Номер 2

Which of tar parameters specifies that the next parameter is the name of the archive file?

Ответ:

(1) c

(2) v

(3) x

(4) f

Номер 3

Which of tar parameters stands for create an archive?

Ответ:

(1) c

(2) v

(3) x

(4) f

Упражнение 10:

Номер 1

What is false about lpd process?

Ответ:

(1) It is the central spooler process

(2) Writes user print data to disk

(3) It controls access to attached printers

(4) It enables users to submit files to be printed

Номер 2

What is false about lpd process?

Ответ:

(1) It enables multiple users to access a printer at the same time

(2) It takes care of communications parameters for printers connected on serial ports

(3) It can send jobs over the network to another spooler on another host

(4) It can print header pages, also known as banner or burst pages

Номер 3

What is false about the spooler?

Ответ:

(1) The spooler is a series of processes, managing print data

(2) The spooler can conveniently run a job to be printed through filters to add headers or convert special formats into a format the printer will understand

(3) User has to wait for data to be copied to the printer

(4) Most programs that provide a print feature expect to talk to the spooler on your system

Упражнение 11:

Номер 1

Which way of connecting printer to computer was frequently used in older UNIX systems is too slow for modern printers?

Ответ:

(1) Connection by serial port

(2) Connection by parallel port

(3) Connection, using USB interface

(4) Connection, using Ethernet interface

Номер 2

Which way of connecting printer to computer requires CPU intervention via an interrupt for each character transmitted?

Ответ:

(1) Connection by serial port

(2) Connection by parallel port

(3) Connection, using USB interface

(4) Connection, using Ethernet interface

Номер 3

Which way of connecting printer to computer requires IP address, which you configure on the printer?

Ответ:

(1) Connection by serial port

(2) Connection by parallel port

(3) Connection, using USB interface

(4) Connection, using Ethernet interface

Упражнение 12:

Номер 1

What is false about the remote printing in FreeBSD?

Ответ:

(1) There are two machines involved in remote printing, the client machine and the server machine

(2) On the client, you specify the name of the server machine with the rm capability, and you specify the name of the printer with the lp capability

(3) On the client machine, you must also create the spool directory

(4) On the server machine you must allow spooler access from the client machine

Номер 2

What is false about PostScript?

Ответ:

(1) With it, you can transmit detailed documents electronically and print them out in exactly the same form elsewhere

(2) Many printers understand PostScript and print it directly

(3) If your printer doesn’t understand PostScript, you can print with the aid of ghostscript

(4) It describes special print features with escape sequences, special commands that start with a special character

Номер 3

>What is false about PDF?

Ответ:

(1) PDF stands for Portable Data Format

(2) PDF is becoming increasingly important as a document interchange format on the Internet

(3) You can use Acrobat Reader to convert PDF to PostScript

(4) ghostscript also understands PDF

FreeBSD Operating System - тест 15