WJEC 1.2.3 Internet

What does the Internet primarily consist of?

• A single network that connects local computers within a city.

• A global network of networks accessed via the World Wide Web.

• A database of IP addresses and domain names.

• A private network used within a single organization.

What is an intranet?

• A public network accessible by anyone on the internet.

• A global network of networks.

• A private network accessible only to users within an organization.

• A network that connects different organizations.

What is the purpose of an extranet?

• To connect networks within a single organization.

• To provide a secure network for the general public.

• To connect an organization’s network with external users such as customers.

• To store private data that cannot be accessed by external users.

What is the role of DNS in the internet?

• It encrypts data sent over the internet.

• It stores physical addresses of the internet users.

• It maintains a database of domain names and their corresponding IP addresses.

• It speeds up the internet connection.

What happens if a DNS server does not find a domain name?

• It stops the search and returns an error immediately.

• It redirects the query to the web browser.

• It attempts to find the domain name using a second server.

• It creates a new domain name and assigns an IP address.

What is cloud computing primarily used for?

• To store files and collaborate remotely with an internet connection

• To increase the physical storage capacity of computers

• To reduce the need for internet usage

• To enhance the speed of local networks

What is a key advantage of using cloud computing?

• It eliminates the need for an internet connection

• It can add more capacity over time

• It guarantees 100% uptime without technical issues

• It completely removes security risks

What is one of the disadvantages of cloud computing?

• Lower setup costs

• Encourages collaborative working

• Vulnerable to security risks and hacking

• Data cannot be accessed remotely

Why is web hosting used?

• To allow individuals to store files only on local devices

• To decrease website maintenance needs

• To manage security and updates for websites

• To ensure websites can only be accessed offline

What is an in-house server?

• A cloud-based storage system

• A computer system managed on the premises

• A third-party hosted service

• A personal computer