SSC MTS EXAM

Detailed explanation-1: -A hacker is an individual who uses computer, networking or other skills to overcome a technical problem. The term also may refer to anyone who uses their abilities to gain unauthorized access to systems or networks in order to commit crimes.

Detailed explanation-2: -A firewall is a system designed to prevent unauthorized access to or from a private network. You can implement a firewall in either hardware or software form, or in a combination of both. Firewalls prevent unauthorized internet users from accessing private networks connected to the internet, especially intranets.

Detailed explanation-3: -Hacking Is known as unauthorized access into others system. Unauthorized Access & Hacking. Unauthorized Access or Hacking is nothing but unauthorized attempts to bypass the security mechanisms of an information system or network. It is the most popularize form and commonly known cyber crime.

Detailed explanation-4: -Computer security, also called cybersecurity, is the protection of computer systems and information from harm, theft, and unauthorized use. Computer hardware is typically protected by the same means used to protect other valuable or sensitive equipment-namely, serial numbers, doors and locks, and alarms.