Comptia A+ (220-801) Certification Exam Practice Test Set 5

Which two of the following are standards for cellular communications?


Options are :

  • None of the above
  • CCFL
  • GSM (Correct)
  • SIG

Answer : GSM

Which IEEE 802 standard defines a bus topology using coaxial baseband cable and is able to transmit at 10Mbps?


Options are :

  • 802.3 (Correct)
  • 802.5
  • 802.2
  • 802.1

Answer : 802.3

You have just set up a network that will use the TCP/IP protocol, and you want client computers to automatically obtain IP configuration information. Which type of server do you need for this?


Options are :

  • IP configuration server
  • DHCP (Correct)
  • DNS
  • Domain controller

Answer : DHCP

You have a computer with the IP address 171.226.18.1. What class is this address?


Options are :

  • Class B (Correct)
  • Not a valid IP address
  • Class A
  • Class C

Answer : Class B

When servicing a laptop, which of the following components usually requires the keyboard to be removed before the component can be replaced?


Options are :

  • Battery
  • Processor (Correct)
  • Optical drive
  • Hard drive

Answer : Processor

A technician needs to replace a computers hard drive. Which of the following should the technician do FIRST?


Options are :

  • Remove the RAM
  • Disconnect power to PC (Correct)
  • Remove network connections
  • Self ground on the computer case

Answer : Disconnect power to PC

A printer is not pulling paper out of the paper tray. Which of the following is the MOST possible cause of the problem?


Options are :

  • Print head
  • Drum
  • Fuser
  • Pickup rollers (Correct)

Answer : Pickup rollers

Which of the following should be used when building a high-end graphics workstation for CAD applications? 


Options are :

  • An eSATA external drive
  • Main memory of 8 GB or more (Correct)
  • A 32-bit OS to handle the large amount of expected disk I/O
  • More than 4 accessible USB 2.0 ports

Answer : Main memory of 8 GB or more

A customer has purchased a 1TB internal hard drive. The customer would like to have it installed as a data drive in their existing system. The technician discovers there is no spare power supply connector for the new hard drive. Which of the following would enable the technician to EASILY accomplish the task?


Options are :

  • Replace the power supply. (Correct)
  • Remove the CD-ROM.
  • Replace the existing hard drive.
  • Remove the floppy disk.

Answer : Replace the power supply.

Which of the following represents a wiring standard for connectors of twisted pair cables?


Options are :

  • T568A (Correct)
  • CAT5
  • Fiber
  • IEEE1394

Answer : T568A

Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?


Options are :

  • Remove loose jewelry. (Correct)
  • Refer to manufacturer documentation.
  • Touch the case to discharge static.
  • Acquire the appropriate tools that are going to be used.

Answer : Remove loose jewelry.

Which of the following pin pairs remain with the same wire color for either T568A or T568B?


Options are :

  • Pair 3 & 6
  • Pair 4 & 5 (Correct)
  • Pair 2 & 7
  • Pair 1 & 8

Answer : Pair 4 & 5

Which of the following memory types has 184 pins?


Options are :

  • DDR3
  • DDR2
  • SDRAM
  • DDR (Correct)

Answer : DDR

Which of the following is the appropriate interface to connect an optical mouse and keyboard to a computer?


Options are :

  • USB (Correct)
  • IEEE 1394
  • Serial
  • eSATA

Answer : USB

A user, Ann, states that her laser printer has a smudge that repeats itself every couple inches down the center of each page. Which of the following components MOST likely needs replacing?


Options are :

  • Pickup assembly
  • Toner drum (Correct)
  • Fuser
  • Rollers

Answer : Toner drum

Which of the following ports is used for POP3 traffic by default?


Options are :

  • 143
  • 443
  • 25
  • 110 (Correct)

Answer : 110

Which of the following expansion slots would support the HIGHEST transfer speeds for high-end graphics cards?


Options are :

  • ISA
  • PCI
  • PCIe (Correct)
  • AGP

Answer : PCIe

Which of the following devices would need to be configured to block specific ports and protocols from entering the network?


Options are :

  • Bridge
  • Firewall (Correct)
  • Port replicator
  • Gateway

Answer : Firewall

A technician replaces a computers NIC with a wireless card. The user wants to save the NIC. Which of the following should the technician use to preserve the NIC?


Options are :

  • Anti-static bag (Correct)
  • Sealable plastic bag
  • ESD wrist strap
  • ESD mat

Answer : Anti-static bag

When installing multiple SCSI drives in a system, which of the following is correct?


Options are :

  • Drives in the same RAID array must have the same SCSI ID
  • All drives must have the same SCSI ID.
  • Drives will be automatically assigned an ID by the controller
  • Each drive must have a different SCSI ID. (Correct)

Answer : Each drive must have a different SCSI ID.

Which of the following provides the BEST protection from brown outs?


Options are :

  • Computer power supply with built in surge protections
  • Uninterruptible power supply (Correct)
  • Motherboard with built-in surge protection
  • Surge suppressor

Answer : Uninterruptible power supply

A laptops wireless card shows up in the Device Manager, but the signal strength is always one bar. This is caused by which of the following?


Options are :

  • Disconnected or broken antenna (Correct)
  • The signal is disabled in the wireless utility
  • Disconnected or broken inverter
  • The wireless switch is turned off

Answer : Disconnected or broken antenna

Which of the following would be the BEST response a technician should give a customer who inquires about how long it will take to repair their PC?


Options are :

  • Ask the customer to check in with the technician daily, until all work is completed.
  • Based on the technicians assessment, give the customer an estimated time of completion. (Correct)
  • Inform the customer that others will be helped first, but they will complete the repair as soon as possible.
  • The technician should ask the customer when they would like the computer to be completed.

Answer : Based on the technicians assessment, give the customer an estimated time of completion.

The term SFF refers to which of the following?


Options are :

  • HDD size
  • Motherboard size (Correct)
  • CPU speed
  • Memory size

Answer : Motherboard size

The MAXIMUM transfer rate of eSATA is:


Options are :

  • 480 Mbps.
  • 2.0 Gbps.
  • 1.54 Mbps.
  • 3.0 Gbps. (Correct)

Answer : 3.0 Gbps.

When setting up for a projector presentation, which of the following laptop function keys usually needs to be toggled?


Options are :

  • Bluetooth
  • Contrast
  • Brightness
  • Display (Correct)

Answer : Display

A dial-up modem uses which of the following types of connectors?


Options are :

  • RG-59
  • RJ-45
  • RJ-11 (Correct)
  • RG-6

Answer : RJ-11

Which of the following should a technician do FIRST after receiving a call from a customer asking for assistance?


Options are :

  • Escalate the call to a supervisor
  • Confirm the hardware make, model, and serial number.
  • Assign the appropriate status for the problem
  • Confirm the user and the associated issue. (Correct)

Answer : Confirm the user and the associated issue.

Which of the following connector types is found on coaxial cables?


Options are :

  • RJ-45
  • ST
  • F (Correct)
  • RJ-11

Answer : F

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