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2014年3月13日星期四

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Code d'Examen: CN0-201
Nom d'Examen: CompTIA (CompTIA CTP+ Certification Exam)
Questions et réponses: 302 Q&As

Code d'Examen: SK0-003
Nom d'Examen: CompTIA (CompTIA Server+ Certification Exam)
Questions et réponses: 436 Q&As

Code d'Examen: FC0-TS1
Nom d'Examen: CompTIA (CompTIA Strata IT for Sales )
Questions et réponses: 129 Q&As

Code d'Examen: FC0-GR1
Nom d'Examen: CompTIA (CompTIA Strata Green IT Exam)
Questions et réponses: 85 Q&As

Code d'Examen: PK0-003
Nom d'Examen: CompTIA (Project+ (2009))
Questions et réponses: 367 Q&As

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NO.1 A company utilizes the GFS backup standard. Which of the following describes this backup method?
A. Greatest, Final, Sequential
B. Full, Partial, Incremental
C. Monthly, Weekly, Daily
D. Full, Differential, Incremental
Answer: C

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NO.2 Which of the following is the BEST recovery method for a server that only aggregates report data and
stores data on separate servers?
A. Full
B. Disk imaging
C. Incremental
D. Tape backup
Answer: B

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NO.3 A stripe set of maximum size is to be configured using two physical disks. One disk has 150GB and the
other has 250GB in unallocated space. Which of the following will be the size of the stripe set.?
A. 150GB
B. 300GB
C. 400GB
D. 500GB
Answer: B

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NO.4 Which of the following would be an advantage to using a blade server as opposed to a rack mount
server?
A. Blade servers allow for internal tape drives
B. Blade servers offer more rack density
C. Blade servers are typically faster
D. Blade servers allow for more RAM
Answer: B

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NO.5 Which of the following BEST describes how server virtualization can cut down IT costs?
A. Server virtualization increases server application performance allowing productivity to be increased.
B. Server virtualization simplifies server administration and reduces the IT department staffing needs.
C. Server virtualization implements higher security measures at the server OS level reducing the need for
other security implementations.
D. Server virtualization is a more efficient use of hardware for multiple servers reducing the resource
utilization.
Answer: D

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NO.6 Which of the following BEST describes server virtualization?
A. A single logical server operating on multiple physical servers.
B. Applications hosted on a single server and deployed to multiple users.
C. Multiple servers used to host applications for multiple users.
D. Multiple logical servers operating on the same physical server.
Answer: D

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NO.7 Which of the following concepts is described as multiple logical subnets traversing the same physical
network?
A. DHCP
B. VLANs
C. DMZ
D. VPNs
Answer: B

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NO.8 Users report that they are unable to connect to a server. An administrator confirms that it is unreachable
across the network. Other administrators have been working in the server room throughout the day.
Which of the following is the NEXT step the administrator should take?
A. Verify the configuration of the connected port on the network switch.
B. Reboot the server.
C. Install a new NIC on the server.
D. Verify that network cables are connected.
Answer: D

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NO.9 Which of the following must be done to properly conduct testing of the data backup portion of a disaster
recovery plan?
A. Perform an integrity test of backup media.
B. Verify data on backup media can be read.
C. Verify that backups have occurred and were successful via the logs.
D. Restore backed up data to a test server.
Answer: D

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NO.10 Which of the following technologies allows multiple logical subnets to span an entire physical switched
network?
A. ARP
B. DMZ
C. VLAN
D. VPN
Answer: C

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NO.11 Which of the following is the minimum number of drives in an RAID 0 configuration?
A. 2
B. 3
C. 4
D. 5
Answer: A

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NO.12 A user cannot access files on /deps/it directory, the administrator verifies permissions are set rw-------
for the directory. Which of the following actions need to be performed to only grant read access to the user
on the IT directory?
A. Set folder permissions to 760.
B. Set folder permissions to 770.
C. Set folder permissions to modify.
D. Set folder permissions to full control.
Answer: A

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NO.13 Which of the following is a benefit of NAS over SAN?
A. Higher data integrity
B. Lower cost of implementation
C. Higher redundancy
D. Increased performance
Answer: B

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NO.14 Which of the following is the MOST important consideration before making a change to a server?
A. Explore the ramification of the change before implementation.
B. Determine the service level agreement in place before implementation.
C. Review the equipment disposal procedures and policies before implementation.
D. Notify all staff members of the planned system outage before implementation.
Answer: A

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NO.15 A technician has a current baseline and is told to install additional memory and a faster NIC card. At
which point in time should the next baseline be run?
A. After the memory is installed
B. Before the upgrade is performed
C. After the NIC is installed
D. After the upgrades are performed
Answer: D

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NO.16 Which of the following expansion cards should be installed in a server to allow the server to connect to a
SAN via a fiber channel?
A. SATA
B. iSCSI
C. SCSI
D. HBA
Answer: D

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NO.17 Which of the following expansion cards should be installed into a server to provide iSCSI SAN
connectivity?
A. HBA
B. PBX
C. VoIP
D. NIC
Answer: D

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NO.18 Which of the following internal storage technologies has the HIGHEST single drive storage capacity?
A. SAS
B. SATA
C. Flash
D. SCSI
Answer: B

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NO.19 Which of the following are benefits of the HCL? (Select TWO).
A. Enhanced stability
B. Vendor supported
C. Higher number of available component choices
D. Lower cost
E. Enhanced security
Answer: AB

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NO.20 An administrator attempts to install the latest security patches for an older server. When the
administrator runs the patch installer, the install fails. The administrator tries again, and the installer fails
again. Which of the following is the MOST likely reason for this?
A. The administrator improperly configured the virtual memory settings on the server.
B. The administrator is using incorrect patch switches for the install.
C. The administrator is trying to install security patches for software that is not installed.
D. The administrator is trying to install patches that require hard drive encryption on the server.
Answer: C

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2013年12月28日星期六

Dernières CompTIA CN0-201 examen pratique questions et réponses

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Code d'Examen: CN0-201
Nom d'Examen: CompTIA (CompTIA CTP+ Certification Exam)
Questions et réponses: 302 Q&As

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NO.1 Which of the following ITU standards specifies PCM voice coding at 64 kbps?
A. G.726
B. G.728
C. G.729
D. G.711
Answer: D

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NO.2 Which of the following statements are true about session hijacking?
Each correct answer represents a complete solution. Choose all that apply.
A. Use of a long random number or string as the session key reduces session hijacking.
B. It is used to slow the working of victim's network resources.
C. TCP session hijacking is when a hacker takes over a TCP session between two machines.
D. It is the exploitation of a valid computer session to gain unauthorized access to information or services
in a computer system.
Answer: ACD

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NO.3 Which of the following is an audio data compression algorithm for voice that compresses digital voice
in packets of 10 milliseconds duration?
A. G.711
B. H.320
C. H.323
D. G.729
Answer: D

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NO.4 Which of the following protocols provides sequence numbers to VoIP packets?
A. TCP
B. RTP
C. UDP
D. SCCP
Answer: B

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NO.5 Which of the following are endpoints in Cisco Unified Communications?
Each correct answer represents a complete solution. Choose two.
A. Switches
B. Routers
C. Gateways
D. IP phones
Answer: CD

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NO.6 You have just set up a wireless network for customers at a coffee shop. Which of the following are
good security measures to implement?
Each correct answer represents a complete solution. Choose two.
A. Not broadcasting SSID
B. MAC filtering the router
C. Using WEP encryption
D. Using WPA encryption
Answer: CD

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NO.7 H.323 is a group of protocols defined by the International Telecommunication Union for multimedia
conferences over Local Area Networks. H.323 uses ASN.1 binary code. Which of the following layers of
the OSI model is responsible for translating, processing, and reading ASN.1 and ASCII messages?
A. Transport layer
B. Application layer
C. Physical layer
D. Presentation layer
Answer: D

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NO.8 Which of the following devices is used to make decisions based on MAC addresses and is considered
the most appropriate device to use when limiting broadcast domains for devices that will process voice
data?
A. Layer 3 switch
B. Repeater
C. Layer 2 switch
D. MCU
Answer: C

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NO.9 You work as a network consultant for Net World International. You are designing a network for a client
company. The proposed network will use a class B address for its network. The network will be divided
into thirty-two subnets. Which of the following subnet masks will you use to design the network?
A. 255.255.252.0
B. 255.252.0.0
C. 255.255.248.0
D. 255.248.0.0
Answer: A

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NO.10 Which of the following devices is used to create VLANs in a small network?
A. Repeater
B. Switch
C. Hub
D. Bridge
Answer: B

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NO.11 Youwork as a NetworkAdministrator for McNeil Inc.Thecompany hasa TCP/IP-based network.
Performance of the network is slow because of heavy traffic.A hub is used as a central connectingdevice
in the network. Which of the following devices can be used in place of a hub to control thenetwork traffic
efficiently?
A. Repeater
B. Router
C. Switch
D. Bridge
Answer: C

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NO.12 Adam works as a Sales Engineer for Umbrella Inc. One of his customers complains that the PBX is
getting reset several times in a day. Adam finds that the power LEDs of PBX are fluttering. He suspects
that faulty power supply is the cause of this problem. Which of the following troubleshooting tools should
Adam use to verify these suspicions?
A. Continuity tester
B. Line tester
C. Volt meter
D. T-BERD 4000
Answer: C

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NO.13 Rick, an administrator of a TCP/IP network, wants to achieve the following goals: l Reduce congestion
of network traffic. l Optimize the utilization of the IP address space.
Which of the following technologies may help him to accomplish the task?
A. Pinging
B. Supernetting
C. Routing
D. Subnetting
Answer: D

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NO.14 Which of the following layers of the OSI model managescommunication between
communicationentities in a network?
A. Presentation
B. Network
C. Transport
D. Session
E. Application
Answer: D

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NO.15 When a phoneislifted off-hook, it connects the two wires causing an electrical signal to flowfromthe
phone exchange to thephone. What is this electrical signal called?
A. Off-hook signal
B. Ground start signal
C. Loop start signal
D. On-hook signal
Answer: C

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NO.16 Which of the following is a mechanism used by the Multimedia Extensions (WME) standard to avoid
contentions in a particular traffic category?
A. Sliding Window Protocol
B. Contention Window (CW)
C. Auto-Rate Fallback
D. Maximum Segment Size (MSS)
Answer: B

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NO.17 Which of the following are examples of interactive communication?
Each correct answer represents a complete solution. Choose all that apply.
A. Video Conferencing
B. E-mail
C. Fax
D. Phone call
Answer: AD

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NO.18 Which of the following protocols is used by VoIP applications for communication initiation in the
network?
A. TLS
B. NTP
C. SIP
D. SSH
Answer: C

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NO.19 Voice over IP is an application that requires efficient use of bandwidth and reliability. VoIP must not
suffer the delays that can be seen at times with Web sites and Web applications. Which technology can
be used to help ensure the efficient transport of VoIP traffic?
A. RTP
B. QoS
C. DNS
D. RSTP
Answer: B

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NO.20 Andrewis working for a television station in NorthAmerica and South America. What video standardis
more possibly be used with the video stored in the archives of these stations?
A. PAL
B. NTSC
C. SECAM
D. IEEE 1394
Answer: B

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