Wednesday, July 2, 2008

Growing Industry of Data Recovery

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by Andrew Watson

Agony of the data loss is the one which can affect not only the individuals but the big corporates also. Losing the precious data is proving as the wakening threat for all of them and thus makes them to undergo this ordeal.

Formatting the hard drive without any intention or to removing the nasty computer viruses may be revered as one of the archetype of data loss. Apart from this file or folder deletion and dropped hard drive are some other which are constituted in the common term human error. The data recovery is the need which runs like a common thread among all of them who have faced this or similar conditions.

To the part of your interest, this nightmare for the users is then converted into plentiful for the business opportunities of data recovery players. The data recovery from the hard disk and other storage media is a fragmented market today and choosing the apt one in need is really a tough job to do.

The data recovery job is not limited to private sectors but the government is also arming itself to get back their lost sensitive data. Prime Minister's office, ISRO, Army headquarters, various ministries and public sector undertakings (PSU), have deployed tools to this effect.

Also the agencies like security and law enforcement agencies are using data recovery services to solve their cases. These are the cases where criminals play their part by destroying the related information from electronic data storage devices by deleting or destroying it.

At this point of discussion how can we forget of naming the corporate biggies for which the data loss can be comparatively more fatal? This is with respect of the reason that the revenue streams and survival of these companies depend almost totally on data.

Now at this point of time businesses and all the concerned ones to data have come to realize the seriousness of data and have thus started to do their part. They have began building the data loss prevention factor as the most relevant in their annual maintenance contracts or service level agreements with IT service providers.

While a spin-off of this growing menace has resulted in the emergence of a fast-growing data recovery industry. But the matter is which one to choose out of this flooded market. Well you will get this answer after a wide analysis and research made on the internet or manually. Going for the data recovery software or data recovery services is something different which depends on the nature of the problem but the best deal would be to choose the data recovery company which offers you both with bets of the flexible options.

Stellar Information Systems Ltd. is the data recovery company which is considered to be the most reliable and the renowned data recovery company so far. The data recovery solutions and services of Stellar mark a large impact to the satisfaction level of the customers.

The data recovery services are provided in the Class 100 Clean Rooms with best of the data recovery tools under the sight of qualified and skilled data recovery professionals. They make a wide research of the damaged hard drive to know the actual reason of the crash and then go as per the case may be.

The data recovery software provided by Stellar are also the best and most reliable, available for the operating systems like Windows, Macintosh, Linux, UNIX and Novell. The advanced scanning procedure of the storage media through the use of the best algorithms makes the data recovery safe and complete.

Andrew Watson a student of Mass Communication doing research on data recovery software. He is also a freelancer for http://www.stellarinfo.com

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Tuesday, July 1, 2008

Cisco CCNA, CCNP, And CCENT Practice Exam Questions: DHCP, BGP Route Reflectors, And More!

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by Chris Bryant, CCIE #12933

Here are some free Cisco certification exam practice questions to help you prepare for your CCNA, CCENT, and CCNP exams. Topics include DHCP, classless protocols, and BGP route reflectors. Enjoy!

CCENT Certification:

In what order do these DHCP packet types occur in a typical IP address acquisition?

A. Ack

B. Offer

C. Discover

D. Request

Answer: C, B, D, A.

In a nutshell, the DHCP process is...

1. Host sends DHCP Discover message (broadcast)

2. DHCP Server(s) send Offer (unicast to requesting host)

3. Host sends DHCP Request (broadcast)

4. DHCP Server whose Offer is accepted sends Ack (unicast to requesting host)



CCNA:

Which of the following are considered "classless" protocols?

A. RIP v 1

B. RIP v 2

C. EIGRP

D. OSPF

E. Static routing

Answer: B, C, D. RIPv2, EIGRP, and OSPF are "classless" protocols; RIPv1 is "classful". Static routing is not a protocol.



CCNP / BSCI:

By default, iBGP routers cannot propagate routes to iBGP neighbors that were originally learned from another iBGP router. Which of the following are methods of circumventing this rule?

A. setting an alternate next-hop IP address

B. changing the weight attribute

C. configuring route reflectors

D. turning synchronization off

E. changing the local preference attribute

F. configuring confederations

Answers: C, F. Route reflectors and confederations help us work around this particular BGP rule.


CCNP / BCMSN:

Which of the following is NOT true of a destination SPAN port?

A. It can be any Ethernet port type - regular, Fast, or Gigabit.

B. It doesn't participate in VTP, STP, or CDP.

C. It doesn't participate in PAgP, LACP, or DTP.

D. It can be a source SPAN port as well.

E. It can be part of an Etherchannel.

Answers: D, E. A destination SPAN port cannot be a source SPAN port, and a destination port cannot be part of an Etherchannel.


CCNP Certification / ISCW Exam:

You've just clicked the Launch IPS Rule Wizard button in SDM. What protocol are you likely to be prompted to enable?


Answer: If SDEE is not already running on that router, SDM will prompt you to do so and you cannot proceed with the configuration until you do so.


CCNP Certification / ONT Exam:

Which of the following are fixed-length delays?

A. Propagation

B. Serialization

C. Queueing

D. Processing

Answer: A, B. Serialization and propagation delays are fixed in length. Queueing and processing delays are variable in length.

Look for more Cisco certification exam training questions on my website as well as this one!

Chris Bryant, CCIE #12933, is the owner of The Bryant Advantage, home of free CCNA Security and CCNA Wireless tutorials, The Ultimate CCNA Study Package, and Ultimate CCNP Study Packages. Visit his blog, which is updated several times daily with new Cisco certification articles, free tutorials, and daily CCNA / CCNP exam questions! A free 7-part course, "How To Pass The CCNA", is also available.

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