Quiz No. 1 (finalterm) IAS-I 6-9

What is the Domain Name System (DNS) used for?

• Creating websites

• Translating IP addresses into domain names

• Managing social media accounts

• Translating domain names into IP addresses

What is the role of DNS servers in the Internet?

• Send emails

• Play online games

• Translate requests for names into IP addresses

• Translate IP addresses into names

What is the structure of a domain name?

• Username, password, website

• First name, last name, country code

• IP address, server name, domain name

• Machine or host name, website name, TLD

Which of the following is a Top Level Domain (TLD)?

• .net - Network service provider

• .org - Organization

• .edu - Education

• .com - Commercial

What is the DNS resolution process used for?

• Translate domain names into IP addresses

• Translate images

• Translate IP addresses into domain names

• Translate languages

What type of query is initiated by a DNS client?

• Recursive Query

• Forward Query

• Reverse Query

• Iterative Query

What is the purpose of a forward query in DNS?

• Reverse an IP address back to a domain name

• Translate IP addresses into domain names

• Forward a query it cannot resolve locally to another DNS server

• Translate domain names into IP addresses

What does the Domain Name System provide for the Internet?

• Scalable mechanism for watching movies

• Scalable mechanism for playing games

• Scalable mechanism for translating IP addresses into domain names

• Scalable mechanism for translating domain names into IP addresses

What is the main function of the DNS system?

• Translate domain names into numerical IP addresses

• Translate numerical IP addresses into domain names

• Translate phone numbers into names

• Translate names into phone numbers

What is the importance of DNS in Internet communication?

• Ensures the internet is user-friendly and works smoothly

• Ensures the internet is offline

• Ensures the internet is difficult to use and slow

• Ensures the internet is only for professionals