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Exam Preparation Tasks

Review All Key Topics

Review the most important topics in this chapter, noted with the Key Topics icon in the outer margin of the page. Table 18-5 lists a reference of these key topics and the page numbers on which each is found.

key_topic.jpg

Table 18-5 Key Topics for Chapter 18

Key Topic Element

Description

Page Number

Paragraph

What should be backed up

361

Figure 18-1

Incremental backups

365

Paragraph

Storage solutions

367

Paragraph

The dd command

368

Paragraph

The tar command

369

Paragraph

The rsync command

373

Paragraph

Third-party backup utilities

374

Define Key Terms

Define the following key terms from this chapter and check your answers in the glossary:

  • Tower of Hanoi

  • tape device

  • tar ball

  • Amanda

  • Bacula

  • BackupPC

Review Questions

The answers to these review questions are in Appendix A.

  1. For tools that use numbers to specify full and incremental backups, what number specifies a full backup?

  2. Which of the following directories do not need to be backed up? (Choose two.)

    1. /etc

    2. /var

    3. /dev

    4. /sys

  3. Which of the following directories do not need to be backed up? (Choose two.)

    1. /usr

    2. /tmp

    3. /proc

    4. /boot

  4. The ____ command is used to remotely back up data; by default it only backs up data that has changed since the last time the command was used.

  5. Which of the following backup storage locations is likely to be the fastest?

    1. CD-ROM

    2. Tape

    3. Hard disk

    4. Remote network location

  6. Which option to the dd command specifies the device that you are backing up?

    1. count=

    2. bs=

    3. of=

    4. if=

  7. Fill in the following to mount the test.iso file under the /mnt directory: mount -o _____ test.iso /mnt.

  8. The “no rewind” device name for the first tape device on the system is /dev/_____.

  9. Which option to the tar command is used to extract data from a tar ball?

    1. -a

    2. -x

    3. -e

    4. -X

  10. The ___ option to the rsync command is used to enable data transfer via SSH.

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