显示标签为“212-77”的博文。显示所有博文
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2013年9月12日星期四

Pass4Test offre de EC-COUNCIL 212-77 matériaux d'essai

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Code d'Examen: 212-77
Nom d'Examen: EC-COUNCIL (Linux Security )
Questions et réponses: 50 Q&As

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NO.1 Assume that you have just logged on as a regular user. Which of the following
commands allows you to edit the file with user passwords associated with the
Shadow Password Suite?
A. vi /etc/shadow
B. sudo -c "vi /etc/shadow"
C. su -c "vi /etc/shadow"
D. visu vi /etc/passwd
Answer: B

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NO.2 You are told by a co-worker that information pertaining to the syslog command can
be found in man page 3. How would you view this information?
A. man syslog 3
B. man 3 syslog
C. man syslog -3
D. man -3 syslog
Answer: B

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NO.3 Which of the following are risks of SUID and SGID programs? (Choose two)
A. Bugs in the programs may cause more damage than they would in ordinary programs.
B. The program files are large and thus may cause a disk to run out of space.
C. Because the programs require password entry, running them over an insecure network
link runs the risk of password interception.
D. Users may be able to abuse a program's features, thus doing more damage than would
otherwise be possible.
Answer: B, D

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NO.4 Which of the following is true of Linux passwords?
A. They are changed with the password utility.
B. They must be changed once a month.
C. They may consist only of lowercase letters and numbers.
D. They may be changed by the user who owns an account or by root.
Answer: A

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NO.5 Which of the following is not a Linux DHCP client?
A. dhcpcd
B. pump
C. dhcpd
D. dhclient
Answer: A

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NO.6 Which of the following measures is the most effective way to prevent attacks
through various network services?
A. Disable a service in the appropriate /etc/xinetd.d configuration file.
B. Use a firewall to drop all requests to unneeded services.
C. Block service requests with the appropriate commands in /etc/hosts.deny.
D. Uninstall unneeded network services.
Answer: D

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NO.7 Under the bash shell which is the most appropriate place to set environment
variables that apply to all users?
A. /etc/skel
B. rc.sysinit
C. /etc/profile
D. /etc/bashrc
E. rc.local
Answer: A

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NO.8 Which of the following are ways to disable dynamic routing?
A. The linuxconf Gated Daemon screen
B. The linuxconf Routed Daemon screen
C. echo "0" > /proc/sys/net/ipv4/dynamic_routing
D. Editing /etc/sysconfig/network-scripts
Answer: B

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NO.9 How should you engage users in helping to secure your computer's passwords?
A. Educate them about the importance of security, the means of choosing good
passwords, and the ways crackers can obtain passwords.
B. Instruct your users to e-mail copies of their passwords to themselves on other systems
so that they're readily available in case of an emergency.
C. Enforce password change rules but don't tell users how crackers obtain passwords
since you could be educating a future cracker.
D. Give some of your users copies of the encrypted database file as backup in case a
cracker breaks in and corrupts the original.
Answer: A

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NO.10 Which of the following statements applies to the IP address 192.168.0.1?
A. It is reserved.
B. It cannot be assigned to a host that accesses the Internet.
C. It is designated for multicast transmission.
D. It can be freely assigned to a host on a private network
Answer: A

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2013年7月28日星期日

Pass4Test offre une formation sur EC-COUNCIL 312-49 212-77 EC0-350 EC0-349 matériaux examen

Pass4Test a de formations plus nouvelles pour le test EC-COUNCIL 312-49 212-77 EC0-350 EC0-349. Les experts dans l'industrie IT de Pass4Test profitant leurs expériences et connaissances professionnelles à lancer les Q&As plus chaudes pour faciliter la préparation du test EC-COUNCIL 312-49 212-77 EC0-350 EC0-349 à tous les candidats qui nous choisissent. L'importance de Certification EC-COUNCIL 312-49 212-77 EC0-350 EC0-349 est de plus en plus claire, c'est aussi pourquoi il y a de plus en plus de gens qui ont envie de participer ce test. Parmi tous ces candidats, pas mal de gens ont réussi grâce à Pass4Test. Ces feedbacks peuvent bien prouver nos produits essentiels pour votre réussite de test Certification.


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Code d'Examen: 312-49

Nom d'Examen: EC-COUNCIL (Computer Hacking Forensic Investigator )

Questions et réponses: 150 Q&As

Code d'Examen: 212-77

Nom d'Examen: EC-COUNCIL (Linux Security )

Questions et réponses: 50 Q&As

Code d'Examen: EC0-350

Nom d'Examen: EC-COUNCIL (Ethical hacking and countermeasures)

Questions et réponses: 878 Q&As

Code d'Examen: EC0-349

Nom d'Examen: EC-COUNCIL (Computer Hacking Forensic Investigator)

Questions et réponses: 374 Q&As

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NO.1 A forensics investigator is searching the hard drive of a computer for files that were recently moved to
the Recycle Bin. He searches for files in C:\RECYCLED using a command line tool but does not find
anything. What is the reason for this?
A.He should search in C:\Windows\System32\RECYCLED folder
B.The Recycle Bin does not exist on the hard drive
C.The files are hidden and he must use a switch to view them
D.Only FAT system contains RECYCLED folder and not NTFS
Answer: C

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NO.2 A picture file is recovered from a computer under investigation. During the investigation process, the
file is enlarged 500% to get a better view of its contents. The pictures quality is not degraded at all from
this process. What kind of picture is this file?
A.Raster image
B.Vector image
C.Metafile image
D.Catalog image
Answer: B

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NO.3 What is the last bit of each pixel byte in an image called?
A.Last significant bit
B.Least significant bit
C.Least important bit
D.Null bit
Answer: B

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NO.4 Madison is on trial for allegedly breaking into her universitys internal network. The police raided her
dorm room and seized all of her computer equipment. Madisons lawyer is trying to convince the judge that
the seizure was unfounded and baseless. Under which US Amendment is Madisons lawyer trying to
prove the police violated?
A.The 10th Amendment
B.The 5th Amendment
C.The 1st Amendment
D.The 4th Amendment
Answer: D

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NO.5 Which legal document allows law enforcement to search an office, place of business, or other locale for
evidence relating to an alleged crime?
A.Search warrant
B.Subpoena
C.Wire tap
D.Bench warrant
Answer: A

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NO.6 What information do you need to recover when searching a victims computer for a crime committed
with
specific e-mail message?
A.Internet service provider information
B.E-mail header
C.Username and password
D.Firewall log
Answer: B

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NO.7 When carrying out a forensics investigation, why should you never delete a partition on a dynamic
disk?
A.All virtual memory will be deleted
B.The wrong partition may be set to active
C.This action can corrupt the disk
D.The computer will be set in a constant reboot state
Answer: C

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NO.8 A suspect is accused of violating the acceptable use of computing resources, as he has visited adult
websites and downloaded images. The investigator wants to demonstrate that the suspect did indeed visit
these sites. However, the suspect has cleared the search history and emptied the cookie cache.
Moreover, he has removed any images he might have downloaded. What can the investigator do to prove
the violation? Choose the most feasible option.
A.Image the disk and try to recover deleted files
B.Seek the help of co-workers who are eye-witnesses
C.Check the Windows registry for connection data (You may or may not recover)
D.Approach the websites for evidence
Answer: A

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NO.9 What hashing method is used to password protect Blackberry devices?
A.AES
B.RC5
C.MD5
D.SHA-1
Answer: D

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NO.10 In conducting a computer abuse investigation you become aware that the suspect of the investigation
is using ABC Company as his Internet Service Provider (ISP). You contact the ISP and request that they
provide you assistance with your investigation. What assistance can the ISP provide?
A.The ISP can investigate anyone using their service and can provide you with assistance
B.The ISP can investigate computer abuse committed by their employees, but must preserve the privacy
of their ustomers and therefore cannot assist you without a warrant
C.The ISP cannot conduct any type of investigations on anyone and therefore cannot assist you
D.ISPs never maintain log files so they would be of no use to your investigation
Answer: B

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NO.11 Sectors in hard disks typically contain how many bytes?
A.256
B.512
C.1024
D.2048
Answer: B

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NO.12 In the following Linux command, what is the outfile?
dd if=/usr/bin/personal/file.txt of=/var/bin/files/file.txt
A./usr/bin/personal/file.txt
B./var/bin/files/file.txt
C./bin/files/file.txt
D.There is not outfile specified
Answer: B

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NO.13 You are working as an independent computer forensics investigator and receive a call from a systems
administrator for a local school system requesting
your assistance. One of the students at the local high school is suspected of downloading inappropriate
images from the Internet to a PC in the Computer Lab.
When you arrive at the school, the systems administrator hands you a hard drive and tells you that he
made a simple backup copy of the hard drive in the PC
and put it on this drive and requests that you examine the drive for evidence of the suspected images. You
inform him that a simple backup copy will not provide deleted files or recover file fragments. What type of
copy do you need to make to ensure that the evidence found is complete and admissible in future
proceedings?
A.Bit-stream copy
B.Robust copy
C.Full backup copy
D.Incremental backup copy
Answer: A

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NO.14 Which forensic investigating concept trails the whole incident from how the attack began to how the
victim was
affected?
A.Point-to-point
B.End-to-end
C.Thorough
D.Complete event analysis
Answer: B

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NO.15 The efforts to obtain information before a trial by demanding documents, depositions, questions and
answers written under oath, written requests for admissions of fact, and examination of the scene is a
description of what legal term?
A.Detection
B.Hearsay
C.Spoliation
D.Discovery
Answer: D

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NO.16 When a router receives an update for its routing table, what is the metric value change to that path?
A.Increased by 2
B.Decreased by 1
C.Increased by 1
D.Decreased by 2
Answer: C

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NO.17 Why is it still possible to recover files that have been emptied from the Recycle Bin on a Windows
computer?
A.The data is still present until the original location of the file is used
B.The data is moved to the Restore directory and is kept there indefinitely
C.The data will reside in the L2 cache on a Windows computer until it is manually deleted
D.It is not possible to recover data that has been emptied from the Recycle Bin
Answer: A

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NO.18 A forensics investigator needs to copy data from a computer to some type of removable media so he
can
examine the information at another location. The
problem is that the data is around 42GB in size. What type of removable media could the investigator
use?
A.Blu-Ray single-layer
B.HD-DVD
C.Blu-Ray dual-layer
D.DVD-18
Answer: C

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NO.19 While searching through a computer under investigation, you discover numerous files that appear to
have had
the first letter of the file name replaced by
the hex code byte E5h. What does this indicate on the computer?
A.The files have been marked as hidden
B.The files have been marked for deletion
C.The files are corrupt and cannot be recovered
D.The files have been marked as read-only
Answer: B

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NO.20 What will the following Linux command accomplish?
dd if=/dev/mem of=/home/sam/mem.bin bs=1024
A.Copy the master boot record to a file
B.Copy the contents of the system folder mem to a file
C.Copy the running memory to a file
D.Copy the memory dump file to an image file
Answer: C

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