Computer communications describes a process in which two or more computers or devices transfer data, instructions, and information. ... A sending device that initiates an instruction to transmit data, instructions, or information. A communications device that connects the sending device to a communications channel.
Wireless Networks sends signals via airwaves and usually does not need cables.
<h3>What is Wireless Networks?</h3>
A wireless network exists as a computer network that utilizes wireless data connections between network nodes. Wireless networking is a process by which homes, telecommunications networks, and business installations. A wireless network guides a computer network that creates use of Radio Frequency (RF) connections between nodes in the network. Wireless networks exist as a popular solution for homes, businesses, and telecommunications networks.
Wireless networks operate utilizing Radio Frequency (RF) technology, a frequency associated with radio wave propagation within the electromagnetic spectrum. An electromagnetic field exists generated when an RF current is supplied to an antenna that can then spread through space.
There exist three different kinds of wireless networks – WAN, LAN, and PAN: Wireless Wide Area Networks (WWAN): WWANs are created via the use of mobile phone signals typically provided and sustained by specific mobile phone (cellular) service providers.
Hence, Wireless Networks sends signals via airwaves and usually does not need cables.
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Answer:
DNS poisoning
Explanation:
DNS is a server service that verifies or resolves an IP address to a site or domain name. It's services is made available with a dhcp request from a client system, providing the ip address of the DNS server. The DNS server has the records of domain name linked to their individual ip addresses.
When an attacker wants a client to visit his site without knowing the site is not genuine, he gains access to the dns server and changes the information or poisons the entries of the server. So if the client tries to access that site, it takes him to the attackers site. This is called DNS poisoning.
The common name for such a program is called a Web Browser. There exist several names for popular browsers, E-Internet Explorer, Mozilla FireFox, Google Chrome, Safari, etc. At the start of the internet, they were not always around, as the internet was mostly used for communications in the US armed forces. In the early-mid 1990's, the first few browsers were created when the first computer OS became mainstream. As the years have gone by, they have since become stronger and faster, and one can do anything on the internet from watching videos, opening a business, talking to your friend or even run a political campaign.