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Why flash drive is prone to much more damages?

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Flash DrivesFlash drives have just changed the lives of students, teachers, businessmen, engineers and other working people for their IT jobs. A flash drive comes up with a lot of features including its light weight, small size, portability, reliability, trustworthiness and large storage ability comparable to the existing removable devices. This is a great external storage device – now you can save even a movie or bulk of files in it which was not possible before in punch cards or later in floppy diskette due to their insufficient space of storage.

There are a number of factors which cause for its failure and they don’t allow flash to read and write any data file.

Flash drive is small in size so there are many chances of being misplaced and smashed up going under any heavy gadget.
Flash drives are an easy source of spreading viruses from one PC to the other.
Flash drive can easily be stolen due to its small size.
Extreme temperature may become the cause for destroying its internal circuitry.
Water droplets can also damage flash drive’s functionality.
Data residing in the flash drive can be lost due to its inappropriate removal from computer.
If a flash drive is attached with computer and power fails at the same time then there might be a chance of data loss residing in the flash drive.
Flash contains so many benefits along with number of drawbacks but still it is useful. It is adopted by large number of users.

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CD Optical Storage Glossary of Computer Terms (Letter J)

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JBIG
Joint Bi-level Imaging Group. A working group established to develop a standard for compressing bi-level images such as black-and-white photographs or pages of text. JBIG is a loss less compression technique.

JPEG
Joint Photographic Experts Group. A standard for compression algorithms for digitizing still photographic images. JPEG compression ratios may range from 10:1 to 80:1, but it is a continuous trade-off between image quality and speed of delivery and storage capacity. Multimedia platforms are being equipped with special boards or chips implementing JPEG compression standard based on the DCT algorithm. There are also software solutions available to accomplish JPEG compression.

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CD Optical Storage Glossary of Computer Terms (Letter I)

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IDE
Integrated Drive Electronics.

IMA
Interactive Multimedia Association. An umbrella organization grouping over 220 suppliers and end-users to deal with multimedia standards and data exchange issues. Endorses and supervises technical aspects of JPEG and MPEG compression standards and developing multimedia platform standards.

Importing
A method of accessing or bringing in files created on other platforms or applications.

Interactivity
The ability of a user to control the presentation by a multimedia system, not only for material selection, but for the way in which material is presented.

Interchange file
A family of file types whose specifications are standardized to facilitate use in a broad range of applications and in some cases platforms.

ISA
Industry Standard Architecture.

ISDN
Integrated Services Digital Network. Telecommunications networks based on fiber optics with greatly enhanced transmission capacity for handling video images and applications such as video conferencing.

ISO 9660
The designated specification number for the file structure standard of CD-ROM adopted by the International Standards Organization.

ISO
International Standards Organization. A world organization which serves to promote establishment of standards in facilitating international exchange of goods and services and develop mutual cooperation in scientific, technical, intellectual and economic areas of activity. The American National Standards Institute (ANSI) is the current U.S. voice in the ISO.

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Best Drive Backup Softwares 2009

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Drive Backup1. Shareware: PC BackUp
Publisher: Migo Software, Inc.
Version: Pro 10
Price: $59.99
Description:
Backup what you want, when you want. Create an Image Backup of your entire PC to quickly get your system up and running in the event of a system crash or hardware failure or backup only the individual files and folders you need. Smart Select technology allows you to Easily backup your Photos, Music, Documents or Emails with a couple clicks of the mouse.

2. Shareware: Genie Backup Manager Home
Publisher: Genie-Soft Corporation
Version: 8.0
Price: $49.95
Description:
Backup your photos, media, email and personal files and folders effortlessly and keep in a secure location and recover your data in an instant. Perform a complete backup of your system (Disaster Recovery) or simply backup only your personal data.

3. Shareware: Acronis True Image Home
Publisher: Acronis Inc.
Version: 2009
Price: $49.99
Description:
Acronis True Image Home 2009 complete PC protection: back up your entire PC, including the OS plus your data, applications, pictures, video, financial documents, settings and everything!

4. Shareware: NTI Backup Now 5 Advanced
Publisher: NTI
Version: 5
Price: $69.99
Description:
File-Level Backup, Image, Continuous, and more. Advanced features include Open File and multiple PC backup. Select the drives, files, and/or folders you want to keep backed up.

5. Sharewa5. re: TurboBackup
Publisher: FileStream, Inc.
Version: 7.1
Price: $49.95
Description:
The new release 7.1 comes with many easy-to-use backup templates: Registry, Photos, Videos, Documents, iPhone, iTunes, Music, Palm, E-mails, Google, Mozilla, Skype, and more. With one click you can back up your critical data quick and easy.

6. Shareware: PowerBackup
Publisher: CyberLink Corp
Version: 2.5
Price: $39.95
Description:
Three backup methods – full, differential, and incremental is available to perfectly suit all your needs. Full is a complete backup of all files. Differential mode archives only new or changed files. Incremental mode archives new files created since the last backup.

7. Shareware: Norton Ghost
Publisher: Symantec Corporation
Version: 14
Price: $69.99
Description:
A complete system backup tool, not just a data backup tool. This is one of the few backup software programs that makes full image backup. Symantec’s Norton Ghost does an excellent job and allows you to customize a partial backup—by backing up individual files and folders.

8. Shareware: AISBackup
Publisher: Aquarius I. S. Consultancy Limited
Version: 2.7
Price: $37.50
Description:
AISBackup provides a managed backup of data and the Operating System of Windows PC’s and Server’s to CD, DVD, Internal and External Disk drives, Networked drives, FTP Servers and all other media that looks like a disk to Windows.

9. Shareware: Handy Backup
Publisher: Novosoft Inc.
Version: 6.0
Price: $55
Description:
Handy Backup™ is an easy-to-use program designed for an automatic backup of your critical data virtually to any type of storage media including CD/DVD-RW devices and remote FTP servers. You can use Handy Backup to make a reserve copy of any valuable data on your system. Special addons are provided to facilitate the backup of MS Outlook, system registry and ICQ files. Restoring is as easy as clicking a button, but you can also use a number of advanced options. The program can be also used to synchronize files between two computers on a network.

10. Shareware: Zip Backup to CD
Publisher: Datahjaelp
Version: 3.20.1
Price: $27
Description:
Zip Backup to CD is a data backup software designed to backup your data files to CD/DVD, using the standard Zip file format, allowing backup files to be viewed and restored with most zip file utilities.

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CD Optical Storage Glossary of Computer Terms (Letter F)

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Fade
A gradual change in brightness of an image or intensity of a sound. Considered a special effect that can be implemented with software or hardware.

File header
A block of data in a file, usually at the beginning, which describes the type of data in the file and the format of the data.

Film scanning
Scalable optical Digitization of photographic transparencies negatives and slides. High quality standards requirements for Pre-press Digitization have resulted in capture specs exceeding 48bpp @ 6000pixels.

Film recording
A service used to produce film transparencies from digital images. Recorder specs, vary from one manufacturer to another near 4000pixels for 35mm film @ 24bpp

Flash memory
Flash memory is a nonvolatile memory medium (it “remembers” even when the power is turned off) that can easily be updated. This credit card-sized package will be used to replace floppy and hard disk drives in portable personal computers in the future. Flash memory cards substantially reduce the computer’s power consumption (when compared with traditional mechanical disk-drive memories).

Flatbed scanning
Document and image scanning utilizing a level glass bed scanner. Device specifications range include RGB @600dpi,single pass

Flicks
Common term for digital motion sequences

Fractal
Fractional Dimensional. A mathematical definition of a fractional element of an image after repeated application of a specific compression algorithm. Has theoretical compression ratio capability of 10,000:1. Commercial software is available with compression ratios in the range of 2,500:1.

Frame
Used in video to denote a complete scan of an image. In motion video repeated scanning ofa changing scene produces a series of frames. Synonymous with a full computer screen desktop applications.

Full-motion video
Display of a video sequence at the broadcast TV frame rate of 30 fps. Sometimes used to define motion video that is perceived to provide smooth motion regardless of frame rate applied.

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Undelete Freewares

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Undelete Freewares1. Freeware: Undelete Plus

  • License: Freeware (limited time)
  • OS: Win 95/98/Me/NT/2000/XP/2003/Vista
  • Publisher: Phoenix Technologies LTD.
  • File System support: supports all Windows file systems for hard and floppy drives including FAT12/16/32,NTFS/NTFS5 and image recovery from Compact Flash, Smart Media, Multi Media and Secure Digital cards.
  • Screenshot: http://www.undelete-plus.com/screens.html
  • Description: A quick and effective way to restore accidentally deleted files. It can also recover files that have been emptied from the Recycle Bin, permanently deleted files within Windows using the Shift + Delete, and files that have been deleted from within a Command Prompt.

2. Freeware: Undelete NOW!

  • License: Freeware (email required)
  • OS: Win 95/98/Me/NT/2000/XP/2003/Vista
  • Publisher: WCCL
  • File System support: Every kind of disk, including FAT 12/16/32 and NTFS (including compressed and encrypted) partitions. It supports regular hard disks, backup disks, USB drives, and any other disks shown in Windows Explorer.
  • Screenshot: http://www.undelete-now.com/undelete-now/screenshots.aspx
  • Description: Undelete NOW! recovers your lost files, no matter how they were deleted. Using powerful bit-by-bit scanning methods, you can be sure to get your files back quickly and easily.

3. Freeware: NTFS Undelete

  • License: Freeware (open source)
  • OS: 2000/2003/XP/Vista
  • Publisher: A-FF Labs
  • File System support: NTFS
  • Screenshot: http://ntfsundelete.com/img/screenshot.png
  • Description: NTFS Undelete is free and open source software that allows you to recover deleted files. It recovers files directly from hard drive, and it will work even if you empty Recycle Bin.

4. Freeware: EASEUS Deleted File Recovery

  • Version: 2.1.1
  • License: Freeware
  • OS: Windows 2000/2003/XP/VISTA
  • Publisher: CHENGDU YIWO Tech Development Co., Ltd.
  • File System support: Supports FAT 12, FAT 16, FAT 32 and NTFS file system.
  • Screenshot: http://www.easeus-deletedrecovery.com/screenshots.html
  • Description: EASEUS Deleted File Recovery is a fully functional freeware designed to recover deleted files from all types of media such as Hard Disk Drives, Floppy Drives, Smart Media, Compact Flash, Memory Sticks, and other types of removable media.

5. Freeware: Smart Data Recovery Enterprise

  • License: Freeware
  • OS: NT/2000/XP/2003/Vista
  • Publisher: Smart PC ® Solutions, Inc.
  • File System support: Supports FAT 12, FAT 16, FAT 32 and NTFS file system.
  • Screenshot: http://www.smartpctools.com/network_data_recovery/screens/netrecovery2.jpg
  • Description: Recover deleted files and data remotely over the network. Smart Data Recovery Enterprise is a free and easy data recovery solution for network administrators. Undelete files and data remotely without leaving a chair!

6. Freeware: Recover Files

  • Version: 2.1
  • License: Freeware
  • OS: Win 95/98/Me/NT/2000/XP/2003/Vista
  • Publisher: Undelete & Unerase, Inc.
  • File System support: Supports FAT 12, FAT 16, FAT 32 and NTFS file system.
  • Screenshot: http://www.undeleteunerase.com/screenshots.html
  • Description: A professional file recovery software that allows it’s user to recover accidentally deleted files. Even files removed from the Recycle Bin, network drive, compact flash card, portable drives, in a DOS window, or from Windows Explorer with the SHIFT key held down.

7. Freeware: DATA Unerase Personal Edition™

  • License: Freeware
  • OS: ME/NT/2000/XP/2003 and Vista
  • Publisher: OctaneSoft
  • File System support: FAT 12, FAT 16, FAT 32 and NTFS file system.
  • Screenshot: http://www.octanesoft.com/screenshots.php?prog=edata&page=2
  • Description: eDATA Unerase Personal Edition is software used to restore files that have been deleted through normal methods, including accidental deletions from the recycle bin. This is a freeware and basic version of eDATA Unerase. It recovers only deleted files located on local logical disks visible by host OS. This version will not find lost files.

8. Freeware: Recuva – File Recovery

  • Version: 1.24.399
  • License: Freeware
  • OS: Windows Vista, XP, 2003, 2000 and 98.
  • Publisher: Piriform Ltd.
  • File System support: FAT 12, FAT 16, FAT 32 and NTFS file system.
  • Screenshot: http://www.recuva.com/screenshots
  • Description: Recuva (pronounced “recover”) is a freeware Windows utility to restore files that have been accidentally deleted from your computer. This includes files emptied from the Recycle bin as well as images and other files that have been deleted by user error from digital camera memory cards or MP3 players. It will even bring back files that have been deleted by bugs, crashes and viruses!

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CD Optical Storage Glossary of Computer Terms (Letter E)

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EISA
Extended Industry Standard Architecture. A 32-bit bus architecture standard designed for PC compatibles to take advantage of newer and faster microprocessors. Supports older AT style expansion boards. IBM’s Micro Channel Architecture (MCA) does not.

EMS
Expanded Memory System. A specification developed by the Lotus, Intel and Microsoft (LIM) corporations for application programs to address added memory resources above the 640- k byte limit of PC and MS-DOS operating system. EMS helps provide maximum performance of memory-intensive applications such as Lotus 1-2-3 and Microsoft Windows.

Encoding
Storing information according to a file specification for an intended retrieval suitability

EPP
Enhanced Parallel Port.

ESDI
Enhanced Small Device Interface. A standard for connecting disk drives and tape drives to a computer. This standard enables the drive to transfer data at high speeds.

Exclusion
The opposite of selection. An editing technique to select desired areas of an image by ruling out all undesired areas. Particularly useful in selecting and removing an object from its background.

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CD Optical Storage Glossary of Computer Terms (Letter D)

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DDE
Dynamic Data Exchange. A communication technique for Windows and OS/2. DDE Applications can send and receive data once a communication path is established.

Diffuse
To soften contrasting edges and fill areas of an image or object via random patterns. Also used to simulate colors outside the color pallet. see dithering

Digital
A system in which values are represented by a series of binary bits.

Digitizing
the process of encoding or converting images, sound, video and other data from analog or printed form to a digital format/specification. Examples: Scanning= Printed image to Digital Image file, video capture=analog video signal to still or motion digital file.

Dithering
The process of using patterns to simulate colors or gradients

DVI
digital video interactive. This is a compression format for recording digital video on a CD- ROM disk that provides up to 72 minutes of full motion video, or four hours of one-quarter screen full-motion video.

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