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Code d'Examen: 220-701
Nom d'Examen: CompTIA (CompTIA A+ Essentials (2009))
Questions et réponses: 388 Q&As

Code d'Examen: PK1-003
Nom d'Examen: CompTIA (CompTIA Project+ Beta Exam)
Questions et réponses: 240 Q&As

Code d'Examen: PD0-001
Nom d'Examen: CompTIA (CompTIA PDI+ Beta Exam)
Questions et réponses: 861 Q&As

Code d'Examen: N10-004
Nom d'Examen: CompTIA (CompTIA Network+ (2009 Edition) )
Questions et réponses: 362 Q&As

Code d'Examen: SY0-101
Nom d'Examen: CompTIA (SECURITY+ CERTIFICATION)
Questions et réponses: 340 Q&As

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NO.1 Which of the following programming techniques should be used to prevent buffer overflow attacks?
A. Input validation
B. Nested loops
C. Signed applets
D. Automatic updates
Answer:A

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NO.2 In order to secure web-based communications, SSL uses: (Select TWO).
A. PPP.
B. IPSec.
C. Public-key cryptography.
D. Blowfish encryption.
E. Symmetric cryptography.
F. Challenge Handshake Authentication Protocol (CHAP).
Answer: CE

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NO.3 Which of the following would be needed to ensure that a user who has received an email cannot claim
that the email was not received?
A. Anti-aliasing
B. Data integrity
C. Asymmetric cryptography
D. Non-repudiation
Answer: D

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NO.4 A company implements an SMTP server on their firewall. This implementation would violate which of
the following security principles?
A. Keep the solution simple.
B. Use a device as intended.
C. Create an in-depth defense.
D. Address internal threats.
Answer: B

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NO.5 Which of the following would be BEST to do when network file sharing is needed? (Select TWO).
A. Allow read permissions only for unauthenticated users.
B. Create local users who have no access to the shares.
C. Allow access to administrators only.
D. Place the share on a different volume than the operating system.
E. Set a disk quota.
Answer: DE

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NO.6 A web page becomes unresponsive whenever the embedded calendar control is used. Which of the
following types of vulnerabilities is occurring?
A. Common Gateway Interface (CGI)
B. ActiveX
C. Cross-site scripting
D. Cookies
Answer: B

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NO.7 A VPN is needed for users to connect to a remote site and the VPN must be transparent to the user.
Which of the following VPN models would be BEST to use?
A. Gateway to Gateway
B. Host to Host
C. Host to Gateway
D. Gateway to Host
Answer:A

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NO.8 A URL for an Internet site begins with 'https:' rather than 'http:' which is an indication that this web site
uses:
A. Kerberos.
B. PGP.
C. PKI.
D. SSL.
Answer: D

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NO.9 A large company wants to deploy an FTP server to support file transfers between business customers
and partners. Which of the following should the security specialist consider before making these
changes?
A. FTP can be deployed on an isolated server but is unencrypted.
B. FTP can consume significant bandwidth.
C. FTP facilitates business-to-business file transfers and has few risks.
D. FTP transfers data in an unencrypted format.
Answer: D

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NO.10 A VPN typically provides a remote access link from one host to another over:
A. an intranet.
B. a modem.
C. a network interface card.
D. the Internet.
Answer: D

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NO.11 Spam is considered a problem even when deleted before being opened because spam:
A. verifies the validity of an email address.
B. corrupts the mail file.
C. wastes company bandwidth.
D. installs Trojan horse viruses.
Answer: C

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NO.12 Which of the following would be the MOST important reason to apply updates?
A. Software is a licensed product and the license will expire if not updated.
B. Software is a supported product and vendors won't support the product if the latest version is not
installed.
C. Software is a productivity facilitator and as new functionality is available the functionality must be
enabled.
D. Software is inherently insecure and as new vulnerabilities are found the vulnerabilities must be fixed.
Answer: D

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NO.13 A common tool used for wireless sniffing and war driving is:
A. S/MIME.
B. Sam Spade.
C. NetStumbler.
D. NESSUS.
Answer: C

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NO.14 IPSec uses which of the following protocols to provide traffic security? (Select TWO).
A. SSH
B. AH
C. PPTP
D. SSL
E. L2TP
F. Encapsulating Security Protocol (ESP)
Answer: BF

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NO.15 A company is upgrading the network and needs to reduce the ability of users on the same floor and
network segment to see each other's traffic. Which of the following network devices should be used?
A. Router
B. Hub
C. Switch
D. Firewall
Answer: C

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NO.16 Which of the following types of firewalls provides inspection at layer 7 of the OSI model?
A. Application-proxy
B. Network address translation (NAT)
C. Packet filters
D. Stateful inspection
Answer:A

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NO.17 To reduce vulnerabilities on a web server, an administrator should adopt which of the following
preventative measures?
A. Use packet sniffing software on all inbound communications.
B. Apply the most recent manufacturer updates and patches to the server.
C. Enable auditing on the web server and periodically review the audit logs.
D. Block all Domain Name Service (DNS) requests coming into the server.
Answer: B

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NO.18 Which of the following is a common type of attack on web servers?
A. Birthday
B. Buffer overflow
C. Spam
D. Brute force
Answer: B

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NO.19 The employees at a company are using instant messaging on company networked computers. The
MOST important security issue to address when using instant messaging is that instant messaging:
A. communications are a drain on bandwidth.
B. communications are open and unprotected.
C. has no common protocol.
D. uses weak encryption.
Answer: B

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NO.20 WEP uses which of the following stream ciphers?
A. RC2
B. RC4
C. IKE
D. 3DES
Answer: B

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Code d'Examen: PD0-001

Nom d'Examen: CompTIA (CompTIA PDI+ Beta Exam)

Questions et réponses: 861 Q&As

Code d'Examen: SY0-101

Nom d'Examen: CompTIA (SECURITY+ CERTIFICATION)

Questions et réponses: 340 Q&As

Code d'Examen: PD1-001

Nom d'Examen: CompTIA (CompTIA PDI+ Beta Exam)

Questions et réponses: 861 Q&As

Code d'Examen: RF0-001

Nom d'Examen: CompTIA (RFID+ Certification)

Questions et réponses: 162 Q&As

Code d'Examen: HT0-102

Nom d'Examen: CompTIA (HTI+ Systems Infrastructure and Integration)

Questions et réponses: 220 Q&As

Code d'Examen: IK0-002

Nom d'Examen: CompTIA (I-NET+ CERTIFICATION)

Questions et réponses: 221 Q&As

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NO.1 Using the CMYK color model, the color purple is produced by combining cyan and which other color?
A.Green
B.Magenta
C.Yellow
D.Black
Answer: B

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NO.2 A customer is concerned about excessive media jamming in their device. Which of the following is the
FIRST thing a technician should check?
A.Media feed rollers
B.Cassette drawers
C.Fusing section
D.Device log data
Answer: D

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NO.3 Which of the following items can be used as a discharge lamp?
A.Halogen lamp
B.Light Emitting Diodes (LED)
C.Fuser lamp
D.Cleaning roller
Answer: B

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NO.4 When is it advisable to dump the waste toner from a technicians service vacuum?
A.When it is full.
B.It is not recommended.
C.Before performing preventative maintenance.
D.After each call.
Answer: B

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NO.5 When arriving at the customers location, two different users describe the problem, and from their
description it seems to be two separate problems. Which of the following is an appropriate step to take?
A.Ignore both of them and decide what the real problem is.
B.Set up a separate call for each problem.
C.Have them duplicate the problem at the device.
D.Ask a third person and see if the problem is the same thing.
Answer: C

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NO.6 The customer has a dedicated ink jet fax machine that is used to send and receive faxes only from the
corporate office. The user complains of streaks on the received faxes while the internal self-prints are fine.
Which of the following should a technician recommend?
A.Clean the scanner glass on the distant machine.
B.Clean the scanner glass on the local machine.
C.Clean the printer head on the local machine.
D.Call the telephone company to increase the line signal level.
Answer: A

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NO.7 The proper safety guidelines for handling any device specific consumables can be found in which of
the following documentation?
A.Material Safety Data Sheets
B.Installation Guides
C.Consumer Reports
D.Devices Parts Catalog
Answer: A

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NO.8 When onsite repairing a printer the technicians cell phone rings and it is a personal call, how should
the technician handle this?
A.Answer the call and talk to your friend at the customer site.
B.Answer the call and tell the friend you will call them later.
C.Let it go to voicemail, call them back between service calls.
D.Let it ring and call the friend back when the customer leaves.
Answer: C

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NO.9 Which of the following is a reason black toner is used in color printers?
A.It decreases the print speed in color laser printers.
B.It prevents moir patterns when printing color photographs.
C.It reduces the cost per page when printing gray scale documents.
D.It makes the color toner resistant to smudging when wet.
Answer: C

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NO.10 Scheduled preventative maintenance visits should be carried out:
A.after two unplanned service calls.
B.according to manufacturers specifications.
C.when the device is becoming unreliable.
D.every sixty days.
Answer: B

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NO.11 Which of the following failed components would be responsible for the fuser unit not heating properly?
A.Halogen lamps
B.Ball bearing
C.Hot roller
D.Pressure roller
Answer: A

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NO.12 A customer has installed a new computer on their network. They can print to the printer but the option
for duplex printing is not available. All other computers have the option. Which of the following is the
cause of the problem?
A.The new computer is printing to the wrong IP address.
B.The new computer is using the wrong protocol.
C.The driver port is not setup correctly.
D.The option has not been selected on the driver.
Answer: D

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NO.13 A polygon mirror is part of which of the following assemblies?
A.Laser unit
B.Developer unit
C.Charge assembly
D.Fuser assembly
Answer: A

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NO.14 Which of the following types of media would MOST likely cause above normal amounts of machine
jamming?
A.Envelopes
B.Colored media
C.Letterhead
D.Pre punched
Answer: A

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NO.15 Which of the following utilities could be used to determine a subnet mask?
A.PING
B.NSLOOKUP
C.TRACERT
D.IPCONFIG
Answer: D

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NO.16 Which of the following would be the BEST process for the technician to follow when beginning to
diagnose a unit at a customers site?
A.Check the printers error log, and then inform the primary user what the issue is.
B.Go directly to the printer and investigate any issues that are found.
C.Investigate the printers status, then ask the primary user to write down what they think is wrong.
D.Gather information from the primary user, and then evaluate the printers condition.
Answer: D

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NO.17 Which of the following functions is associated with the developer unit?
A.Supplies toner to the photoconductor
B.Charges the surface of the photoconductor
C.Writes the latent image on the photoconductor
D.Cleans the photoconductor
Answer: A

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NO.18 How should a service representative provide closure at the end of a call for a client?
A.Explain the issues of the call, the steps taken to resolve them and query the client if they have any
additional needs.
B.Explain the solution to the issue and then provide the client with the technicians contact information in
case they have any questions.
C.Give the client a technical explanation on the issue and how it was fixed; throw any faulty equipment in
the clients garbage.
D.Proceed to the next service call, check back with the client in a week to see if they have any additional
needs.
Answer: A

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NO.19 Which of the following type of lamp is used for heating a fuser?
A.Xenon
B.Halogen
C.Incandescent
D.Light Emitting Diode
Answer: B

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NO.20 A technician is troubleshooting a network connectivity issue on a MFD and would like to eliminate the
possibility of another device on the network having the same IP address. The technician should:
A.disconnect the MFD and ping the IP address.
B.disconnect the MFD and ping the subnet mask.
C.disconnect the MFD and ping the loopback address.
D.run the ipconfig command from the command prompt.
Answer: A

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NO.21 During the photoconductor preparation step, residual charge can be removed by which of the
following? (Select TWO).
A.Pressure
B.Oil
C.Light
D.Gravity
E.Electrical Charge
Answer: CE

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NO.22 How many CCDs are located in a single pass duplex ADF?
A.One
B.2
C.3
D.4
Answer: B

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NO.23 An encoder sensor typically detects:
A.paper position.
B.shaft rotation.
C.magnetic flux.
D.laser beam strength.
Answer: B

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NO.24 The polygon mirror is located in which of the following components?
A.Developer unit
B.Scanner unit
C.Fuser unit
D.Laser unit
Answer: D

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NO.25 Which of the following is the purpose of a torque limiter in a roller?
A.To reduce wear and tear on rollers.
B.To provide resistance but still allow some slippage.
C.To limit the amount of movement by media.
D.To make it easier to replace rollers.
Answer: B

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NO.26 In which of the following sections of an MFP would a technician find a Xenon Lamp?
A.The paper feed section
B.The fuser section
C.The scanner section
D.The transfer section
Answer: C

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NO.27 Which of the following components is part of the ink dispersion system?
A.Print Heads
B.Cleaning heads
C.Pickup Roller
D.Charge Assembly
Answer: A

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NO.28 Which of the following is the FIRST step a technician should take when troubleshooting a device
issue?
A.Gather information from the customer.
B.Isolate the problem on the device.
C.Read the service documentation for possible causes.
D.Check the parts life counters.
Answer: A

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NO.29 Which of the following devices can route electrical signals only when activated by an external control
signal?
A.Solenoid
B.Relay
C.Clutch
D.Capacitor
Answer: B

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NO.30 Which of the following stages in the laser print process attracts toner to the latent image on the
photoconductor?
A.Writing
B.Fusing
C.Development
D.Transfer
Answer: C

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