File extension Details of PAQ, SQB, SPG, SKB, SN2, SN1, NCO, NRS, NBF

Name:	PAQ
File Type:	Hewlett-Packard Software Restore File
Popularity:	3
Category:	backup
File Description:	Contains data used for restoring system files or other data pre-installed on a Hewlett-Packard (HP) computer system; saved in a compressed and encrypted archive format; typically found on HP system software installer or recovery disks. NOTE: PAQ files can be opened with an decompression program like WinZip; if prompted for a password, enter "Pandora" to unlock the file.
Open Programs:	Windows Corel WinZip PKWARE PKUNZIP

Name:	SQB
File Type:	SQL Backup SQL Server Backup File
Popularity:	3
Category:	backup
File Description:	Backup of an MS SQL Server database file created with Red Gate SQL Backup, a SQL database backup tool; may be compressed up to 95% and encrypted using 256-bit AES encryption; can be restored using the Red Gate SQL Backup program.
Open Programs:	Windows Red Gate SQL Backup

Name:	SPG
File Type:	TCP Optimizer Backup File
Popularity:	3
Category:	backup
File Description:	Contains a backup configuration of network settings created with TCP Optimizer, a utility developed by SpeedGuide.net; may be used to restore a previous system state; can be opened by selecting "File->Restore backed up settings" within TCP Optimizer. TCP Optimizer 2 and later automatically backs up previous network settings in a file named "sg_backup_[date]-[time].spg."
Open Programs:	Windows SpeedGuide.net TCP Optimizer

Name:	SKB
File Type:	SketchUp Backup Document
Popularity:	3
Category:	backup
File Description:	Backup of a 3D model created with SketchUp (.SKP file); saved automatically using the program's auto-save feature; created as a backup in case the original file becomes corrupted or is accidentally deleted. The file extension may need to be changed from ".skb" to ".skp" in order for the file to open in Google SketchUp.
Open Programs:	Mac OS Google SketchUp Windows Google SketchUp

Name:	SN2
File Type:	Drive Snapshot Second Differential Backup
Popularity:	3
Category:	backup
File Description:	Second differential backup created by Drive Snapshot; created after the primary .SNA backup and the first .SN1 backup files have been saved; contains only files and folders that have been changed since the first differential backup; can be mounted like a physical disk when opened with the Drive Snapshot program.
Open Programs:	Windows Tom Ehlert Drive Snapshot

Name:	SN1
File Type:	Drive Snapshot First Differential Backup
Popularity:	3
Category:	backup
File Description:	First differential backup created by Drive Snapshot after creating the primary .SNA backup file; contains only files and folders that have been changed since the initial backup; can be mounted like a physical disk when opened with the Drive Snapshot program.
Open Programs:	Windows Tom Ehlert Drive Snapshot

Name:	NCO
File Type:	Nero BackItUp File
Popularity:	3
Category:	backup
File Description:	Compressed backup file created by Nero BackItup; contains data to be backed up to a CD or DVD; compressed using standard ZIP compression; may also be protected with a password and encrypted using a 56-bit key. NOTE: Since NCO files use .ZIP compression, non-encrypted BackItUp files can also be opened by file decompression programs such as WinZip or Stuffit Expander; just rename the file extension from ".nco" to ".zip" and open the file.
Open Programs:	Windows Nero BackItUp (part of Nero 6 or later)

Name:	NRS
File Type:	NovaBACKUP Restore Script
Popularity:	3
Category:	backup
File Description:	Script that contains a list of commands used for restoring files backed up by the NovaBACKUP backup utility
Open Programs:	Windows NovaStor NovaBACKUP

Name:	NBF
File Type:	Backup Now Archive   (Most common)
Popularity:	3
Category:	backup
File Description:	Archive of files backed up with NTI Backup Now; contains copies of folders and files that can be restored if the original files are damaged or deleted; typically named "backup_001.nbf," "backup_002.nbf," etc. To restore files with Backup Now, use the "Restore" option within the View panel.
Open Programs:	Windows NTI Backup Now

Name:	NBF
File Type:	Nokia Backup File
Popularity:	3
Category:	backup
File Description:	Backup of phone data created with Nokia PC Suite; contains the address book, user settings, and other data stored in the cell phone; can be used to restore data or copy information to a new phone. NOTE: Newer versions of Nokia PC Suite save backups with the .NBU extension.
Open Programs:	Windows Nokia PC Suite