Question

which of the following is not a valid domain name

Answer 1

Answer:

A malformed or invalid domain is a domain name located in an email address that has an error in spelling or syntax. These types of errors specify domains that do not exist and result in undeliverable emails.

For ex: Www.fr.yahoo.

Explanation:

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Answer 2

C. Www.fr.yahoo

The following is not a valid domain name.

• As an illustration, It's-1-Bad-Domain.com is inadmissible because it uses prohibited characters. Since its1gooddomain.com doesn't include any prohibited characters, it is legitimate. Since its-1-good-domain.com doesn't include any prohibited characters, it is likewise legitimate.
• In the Internet's Domain Name System (DNS), the top-level domain (TLD).com is used. It was first introduced at the start of 1985, and as its name is derived from the word "commercial," it clearly indicates that it was initially designed to be used for domains registered by businesses. Subsequently, the domain became accessible to everyone.
• When using client software to access a website, a domain name is a block of text that corresponds to an IP address with an alphanumeric format. A domain name is just the text that a user types into their browser to access a specific website. For instance, Google's domain name is "google.com".
• Seven IT Infrastructure Domains A typical IT architecture has seven domains. User domain, Workstation domain, LAN, LAN-to-WAN, Remote Access domain, WAN domain, and System/Application domain are a few of them.

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