Exam 6: Data Communication and the Cloud

A URL usually consists of a protocol followed by a domain name or public IP address.

Wired LAN connections use a protocol standard called Ethernet to communicate.

When you visit the Web page of the luxury brand Bang & Olufsen, the address bar in your browser reads "http://www.bang-olufsen.com/", which is the ________ of the Web page.

Amazon EC2 and Amazon S3 are both examples of platform as a service.

When does it not make sense to use cloud-based infrastructure?

With a WAN, an organization is allowed to place communications lines wherever it wants, because all lines reside on its premises.

When you connect to the Internet, you are actually connecting to an ISP.

The primary protocol of the Internet is called IP.

A computer network between Seattle and Philadelphia is made possible through a LAN.

A computer ________ is a collection of computers that communicate with one another over transmission lines or wirelessly.

The IEEE 802.3 protocol standard is also known as ________.

A computer network is a collection of computers that communicate with one another over transmission lines or wirelessly.

Broadband lines typically have transmission speeds less than 56 Kbps.

Compared to in-house hosting, cloud-based hosting ________.

Which of the following is an example of a PaaS?

Remote access systems save time and travel expense and make the skills and abilities of an expert available in places where he or she is not physically located.

Salesforce.com is an example of a cloud vendor who provides software as a service.

Communications speeds are expressed in ________.

SMTP is the protocol used between browsers and Web servers.

The connection between a VPN client and a VPN server is called a(n)________.