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This chapter is from the book

Objective 3.2: Media

  1. Which of the following are types of network cabling? (Select all that apply.)

    1. Twisted pair

    2. Token ring

    3. Fiber optic

    4. Coaxial

  2. For which one of the following situations would a crossover cable be effective?

    1. Between a modem and a computer

    2. Between a hub and a computer

    3. Between two computers

    4. Between a switch and a router

  3. What does CSMA represent?

    1. Carrier Sensing Minimal Access

    2. Carrier Sensing Multiple Access

    3. Carrier Sense Minimal Access

    4. Carrier Sense Multiple Access

Objective 3.2.1: Coax

  1. Which of the following is a type of coax cabling transmission method? (Select all that apply.)

    1. Baseband

    2. Broadband

    3. CSMA/CD

    4. CSMA/CA

  2. Which of the following is the greatest advantage of coax cabling?

    1. High security

    2. Physical dimensions

    3. Long distances

    4. Easily tapped

  3. Which one of the following types of coax cabling has two outer conductors, or shields, and offers greater resistance and decreased attenuation?

    1. STP coax

    2. Dual-shielded coax

    3. Multi-shielded coax

    4. Bi-coax

Objective 3.2.2: UTP/STP

  1. Which of the following can transmit data at speeds of up to 16 Mbps?

    1. Category 1 UTP

    2. Category 2 UTP

    3. Category 3 UTP

    4. Category 4 UTP

  2. Which of the following is not a property of twisted-pair cabling?

    1. Twisted-pair cabling is a relatively low-speed transmission

    2. The wires can be shielded

    3. The wires can be unshielded

    4. Twisted-pair cable carries signals as light waves

  3. What is the media standard for most local network installations?

    1. Fiber

    2. CAT 3

    3. CAT 5

    4. Thinnet

Objective 3.2.3: Fiber

  1. Which of the following is not a property of fiber optic cabling?

    1. Transmits at faster speeds than copper cabling

    2. Easier to capture a signal from than copper cabling

    3. Very resistant to interference

    4. Carries signals as light waves

  2. What does fiber use to transmit data?

    1. Vibrations

    2. Sound

    3. Electrical current

    4. Light

  3. Which of the following network cabling would you choose to install around a noisy room where machines were constantly running?

    1. Fiber

    2. STP

    3. Coax

    4. UTP

  4. You've been told about radio frequency eavesdropping and want to protect your network from this threat. Which of the following media types would you choose in this situation?

    1. UTP

    2. STP

    3. Coax

    4. Fiber

  5. Which of the following is most resistant to electrical and noise interference?

    1. STP

    2. UDP

    3. Coax

    4. Fiber

  6. Which of the following is capable of conducting modulated light transmissions?

    1. Category 3 UTP

    2. Category 5 UTP

    3. Fiber

    4. Coax

  7. Which of the following is the most expensive to install and terminate?

    1. Fiber optic

    2. Coaxial cable

    3. Category 4 UTP

    4. Category 5 UTP

Objective 3.2.4: Removable Media

  1. What is the best way to avoid a catastrophic loss of computer data?

    1. Make backup copies of data

    2. Save all data to floppy disks

    3. Encrypt the data and backup to CD-R

    4. Check for viruses and worms

  2. Which of the following are examples of magnetic storage media? (Select all that apply.)

    1. Zip disk

    2. CD-ROM

    3. Floppy disk

    4. DVD

  3. Which of the following has the largest storage capacity for removable media?

    1. Floppy disk

    2. CD-ROM

    3. DVD

    4. Partitioned space

Objective 3.2.4.1: Tape

  1. Which of the following are concerns when using tape as a backup method? (Select all that apply.)

    1. You are unable to reuse the data

    2. It is extremely difficult to restore the data

    3. If a crash occurs, you may have to reenter data

    4. Data transfers during restores may be slow

  2. Which of the following media is one of the oldest media designed to store data, but should be carefully checked with antivirus software before restoration?

    1. Magnetic tape

    2. Laptops

    3. Hard drives

    4. CDR

Objective 3.2.4.2: CDR

  1. Which of the following media is a relatively new media designed to store data, but should be carefully checked with antivirus software before restoration?

    1. Magnetic tape

    2. Laptops

    3. Hard drives

    4. CDR

Objective 3.2.4.3: Hard Drives

  1. Your company has decided to dispose of a few of the older computers that once stored critical data. What should you do first?

    1. Use Western Digital Clear (wdclear) to low-level format the hard disk

    2. Use FIPS to overwrite all data on the hard disk with zeroes

    3. Use a demagnetizer to demagnetize the hard disk

    4. Remove all the files and folders on the hard disk

  2. Which of the following media is used for fault tolerant RAID arrays?

    1. Magnetic tape

    2. Laptops

    3. Hard drives

    4. CDR

Objective 3.2.4.4: Diskettes

  1. Which of the following are one of the greatest sources of viruses, which are also a small type of media that are frequently carried from one computer to another?

    1. Hard drives

    2. Smartcards

    3. Flashcards

    4. Diskettes

Objective 3.2.4.5: Flashcards

  1. Which of the following devices are also known as memory sticks?

    1. Flashcards

    2. Hard drives

    3. CDR

    4. Diskettes

Objective 3.2.4.6: Smartcards

  1. Which of the following devices provides secure, mobile storage of users' Private keys in a PKI?

    1. Flashcard

    2. Smartcard

    3. Public key

    4. Session key

  2. Which one of the following is the most dependable authentication tool?

    1. Flashcards

    2. Smartcards

    3. Memory cards

    4. Authentication cards

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