DIFFERENTIATE BETWEEN LAN, MAN & WAN


Comments

Post a Comment

Popular posts from this blog

COMPUTER SECURITY RISKS

Image
Computer security risks define as any event or action that could cause a loss of or damage to computer hardware, software, data, information or processing capability. Other intruders indicate some evidence of their presence either by leaving a message or by deliberately altering or damaging data.  Any illegal act involving a computer generally is referred to as a  computer crime .  Cybercrime  refers to online or Internet-based illegal acts. Software used by cybercriminals sometimes is called  crimeware . •Per  Other intrusions fall into  seven basic categories : Hacker,  refers to someone who accesses a computer or network illegally. Some hackers claim the intent of their security breaches is to improve security. Cracker  also is someone who accesses a computer or network illegally but has the intent of. destroying data, stealing information, or other malicious action Script kiddie  has the same...
Read more

TYPE OF DIRECT CONNECTION / BROADBAND INTERNET CONNECTION

1. Digital Subscriber Line - Fast direct internet access via standard telephone line. - Requires DSL modem. - Example: Streamys without WiFi  2. Cable Internet Service  - Most widely used home broadband connection - Provides high - speed internet access through the cable television network via a cable modem. 3. Fixed Wireless  - Uses radio transmission towers rather than satellites. - Not available in all areas. - Provides high - speed internet connection using a dish - shaped antenna to communicate via radio signals.  4. Satellite Internet Service  - More expensive than cable or DSL. - Provides high - speed internet connections via satellite. - A satellite dish communication with a satellite modem. 5. Fiber To The Premises  - Delivers over fiber - optic cabling all the way to the building. - Uses fiber - optic cable - Provide high - speed internet access to house and business users. 6. Cellular Rad...
Read more