What is ISDN?
*Integrated Services Digital Network (ISDN) is a type of circuit switched telephone network system, designed to allow digital transmission of voice and data over ordinary telephone copper wires, resulting in better quality and higher speeds than available with analog systems.
What is PSTN?
*public switched telephone network (PSTN) is the concentration of the world's public circuit-switched telephone networks, in much the same way that the Internet is the concentration of the world's public IP-based packet-switched networks.
What is POTS?
*public switched telephone network (PSTN) is the concentration of the world's public circuit-switched telephone networks, in much the same way that the Internet is the concentration of the world's public IP-based packet-switched networks.
Monday, April 30, 2007
Thursday, April 26, 2007
What is DNS?
What is DNS?
*Domain Name System (DNS) stores and associates many types of information with domain names; most importantly, it translates domain names (computer hostnames) to IP addresses.
What is WINS?
*WINS- is a proprietary Microsoft name resolution service that provides dynamic NetBIOS
What is DHCP?
*DHCP is a set of rules used by communications devices such as a computer, router or network adapter to allow the device to request and obtain an IP address from a server which has a list of addresses available for assignment
*Domain Name System (DNS) stores and associates many types of information with domain names; most importantly, it translates domain names (computer hostnames) to IP addresses.
What is WINS?
*WINS- is a proprietary Microsoft name resolution service that provides dynamic NetBIOS
What is DHCP?
*DHCP is a set of rules used by communications devices such as a computer, router or network adapter to allow the device to request and obtain an IP address from a server which has a list of addresses available for assignment
Terminal Emulator
What is it?
*A terminal emulator- terminal application, term, or tty for short, is a program that emulates a "dumb" video terminal within some other display architecture.
How does it work?
*Terminals usually support a set of escape sequences for controlling color, cursor position, etc.
*A terminal emulator- terminal application, term, or tty for short, is a program that emulates a "dumb" video terminal within some other display architecture.
How does it work?
*Terminals usually support a set of escape sequences for controlling color, cursor position, etc.
Monday, April 16, 2007
What is protocol?
What is protocol?
*Protocol- is nothing more than a way of behaving; a set of rules of deportment.
What is TCP/IP?
*Internet protocol- suite is the set of communications protocols that implements the protocol stack on which the Internet and many commercial networks run. It is part of the TCP/IP protocol suite, which is named after two of the most important protocols in it: the Transmission Control Protocol (TCP).
*Internet Protocol- (IP), which were also the first two networking protocols defined.
*Protocol- is nothing more than a way of behaving; a set of rules of deportment.
What is TCP/IP?
*Internet protocol- suite is the set of communications protocols that implements the protocol stack on which the Internet and many commercial networks run. It is part of the TCP/IP protocol suite, which is named after two of the most important protocols in it: the Transmission Control Protocol (TCP).
*Internet Protocol- (IP), which were also the first two networking protocols defined.
What is the difference between intranet & extranet?
What is the difference between intranet & extranet?
*An Intranet- is a computer network that uses the same technology and protocols as the Internet but is restricted to certain users. For example a big UK company like Boots, may have an Intranet in their main offices that is only available to employees of Boots.
*An extranet- is a private network that uses the Internet protocol and the public telecommunication system to securely share part of a business's information or operations with suppliers, vendors, partners, customers, or other businesses.
What is Proxy?
*
*An Intranet- is a computer network that uses the same technology and protocols as the Internet but is restricted to certain users. For example a big UK company like Boots, may have an Intranet in their main offices that is only available to employees of Boots.
*An extranet- is a private network that uses the Internet protocol and the public telecommunication system to securely share part of a business's information or operations with suppliers, vendors, partners, customers, or other businesses.
What is Proxy?
*
Friday, April 13, 2007
What is Recovey CD
What is Recovery CD?
*Reinstall, bootable disk, and everything can get eaten up.
What is Ghost imaging?
*Method of converting the contents of a hard into an image and then storing the image on a server or burning a CD.
Give an example of a ghost software.........-What is the name of the software? Norton Ghost-Which company product it? Symantec-What can it do?
*Effective disk cl0ning software
*Reinstall, bootable disk, and everything can get eaten up.
What is Ghost imaging?
*Method of converting the contents of a hard into an image and then storing the image on a server or burning a CD.
Give an example of a ghost software.........-What is the name of the software? Norton Ghost-Which company product it? Symantec-What can it do?
*Effective disk cl0ning software
What is Norton Antivirus
What is Norton Antivirus?
*Norton AntiVirus (NAV) -is a product of Symantec Corporation and is one of the most widely used antivirus programs. Norton AntiVirus is sold as a standalone product and is also included as part of Norton SystemWorks. In addition, there is also a standalone corporate edition version, which is aimed at a centrally managed corporate environment. It is called Symantec AntiVirus Corporate Edition and has different features not present in the traditional retail version of the software.
What functions does it have?
*This software is typically regarded as making considerable demands on resources. In common with other Norton products, Norton AntiVirus relies on Internet Explorer's web interface, instead of using the standard GUI libraries. Besides using more resources, any problems or changes to Internet Explorer will be reflected in Norton products, commonly resulting in "Script Error" messages when the user opens or uses a Norton program.
What is Spybot?
*Spybot - Search & Destroy (often Spybot-S&D) is a popular malware, spyware and adware removal program which works on Microsoft Windows 95 and later. Like most malware scanners, Spybot-S&D scans the computer hard disk and/or RAM for malicious software.
What is Ad-ware?
* Adware- is considered to go beyond the reasonable advertising that one might expect from freeware or shareware. Typically a separate program that is installed at the same time as a shareware or similar program, adware will usually continue to generate advertising even when the user is not running the origianlly desired program.
What is google toolbar?
*Google tool bar- feature introduced this week is rekindling a debate over who should control what appears on a Web page—the site's creator or the software used to view it.
*Norton AntiVirus (NAV) -is a product of Symantec Corporation and is one of the most widely used antivirus programs. Norton AntiVirus is sold as a standalone product and is also included as part of Norton SystemWorks. In addition, there is also a standalone corporate edition version, which is aimed at a centrally managed corporate environment. It is called Symantec AntiVirus Corporate Edition and has different features not present in the traditional retail version of the software.
What functions does it have?
*This software is typically regarded as making considerable demands on resources. In common with other Norton products, Norton AntiVirus relies on Internet Explorer's web interface, instead of using the standard GUI libraries. Besides using more resources, any problems or changes to Internet Explorer will be reflected in Norton products, commonly resulting in "Script Error" messages when the user opens or uses a Norton program.
What is Spybot?
*Spybot - Search & Destroy (often Spybot-S&D) is a popular malware, spyware and adware removal program which works on Microsoft Windows 95 and later. Like most malware scanners, Spybot-S&D scans the computer hard disk and/or RAM for malicious software.
What is Ad-ware?
* Adware- is considered to go beyond the reasonable advertising that one might expect from freeware or shareware. Typically a separate program that is installed at the same time as a shareware or similar program, adware will usually continue to generate advertising even when the user is not running the origianlly desired program.
What is google toolbar?
*Google tool bar- feature introduced this week is rekindling a debate over who should control what appears on a Web page—the site's creator or the software used to view it.
Whats is a firewall?
What is a firewall?
*firewall- is an information technology (IT) security device which is configured to permit, deny or proxy data connections set and configured by the organization's security policy. Firewalls can either be hardware and/or software based.
What is a Private IP Address?
*private IP Address- is a network that uses RFC 1918 IP address space. Computers may be allocated addresses from this address space when it is necessary for them to communicate with other computing devices on an internal (non-Internet) network but not directly with the Internet.
*firewall- is an information technology (IT) security device which is configured to permit, deny or proxy data connections set and configured by the organization's security policy. Firewalls can either be hardware and/or software based.
What is a Private IP Address?
*private IP Address- is a network that uses RFC 1918 IP address space. Computers may be allocated addresses from this address space when it is necessary for them to communicate with other computing devices on an internal (non-Internet) network but not directly with the Internet.
Thursday, April 12, 2007
What is ERD commander?
What is ERD commander?
*ERD Commander - is an ERD-creation tool from Winternals Software and might be the best tool for creating an ERD
What are the major functions of ERD commander?
*
What is configsafe?
*ConfigSafe-logs changes users make to system files, crucial directories, and the Registry. You can then use the logged information to instruct ConfigSafe to restore your system to a previous configuration.
What are the functions?
*
*ERD Commander - is an ERD-creation tool from Winternals Software and might be the best tool for creating an ERD
What are the major functions of ERD commander?
*
What is configsafe?
*ConfigSafe-logs changes users make to system files, crucial directories, and the Registry. You can then use the logged information to instruct ConfigSafe to restore your system to a previous configuration.
What are the functions?
*
Wednesday, April 11, 2007
What is Dr. Watson?
*Dr. Watson- is an application debugger included with the operating system. It is usually named drwatson.exe, drwtsn32.exe or dwwin.exe depending on the version of Windows. It is named after Doctor Watson of Sherlock Holmes fame, with the idea being that it would collect information (symptoms) following the problem (affliction).
Tuesday, April 10, 2007
what is linux
What is linux?
*Linux- is a Unix-like computer operating system family. Linux is one of the most prominent examples of free software and of open source development; its underlying source code is available for anyone to use, modify, and redistribute freely
*Linux- is a Unix-like computer operating system family. Linux is one of the most prominent examples of free software and of open source development; its underlying source code is available for anyone to use, modify, and redistribute freely
Monday, April 9, 2007
What is the O.S. for novell
What is novell?
*Novell- A prominentnetwork software company. Its flagship product, Netware, has been a corporate standard for building local-area networks (LANs) for more than a decade. Novell was founded in 1983.
*Novell- A prominentnetwork software company. Its flagship product, Netware, has been a corporate standard for building local-area networks (LANs) for more than a decade. Novell was founded in 1983.
What is Plug & Play?
*Plug and play is a computer feature that allows the addition of a new device, normally a peripheral, without requiring reconfiguration or manual installation of device drivers. This concept should not be confused with the specific branded ISA add-on technology marketed by Intel and Microsoft.Modern plug-and-play includes both the traditional boot-time assignment of I/O addresses and interrupts to prevent conflicts and identify drivers as well as hotplug systems such as USB and Firewire.
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