Computer Technology Semester Test

What does USB stand for?

What is the special communication hardware that makes a device a network device?

A unit of information equal to one million million bytes.

Large, powerful computers with central storage processing & manages very large amounts of data

Why is peer-to-peer network not very scalable?

A unit of information equal to one billion bytes. 

Which computer network allows us to surf the Web and send emails?

What topology does this picture represent?

This contains all of the computer system's main components. 

A computer that serves multiple users & processes lots of data but is smaller than mainframe.

What is the difference between a byte and a bit?

Which are input devices?

A common connection point for devices in a network.

The basic physical configuration of a network is called a _______________________.

This receives signals, sends them across the network connection, & amplifies their strength. 

If in the mesh typology there are 5 nodes how many links are needed?

What is the primary advantage of mesh topology?

Which are output devices?

Central Processing Unit is also known as ____________________.

What does broadband do?

This is where instructions or data are stored on a temporary basis.

What topology does this picture represent?

The largest and fastest computers capable of storing & processing HUGE amounts of data

This is the physical equipment that can be seen and touched?

Which one is NOT a primary type of computer network? 

What is application software? 

Network nodes are also called what?

These devices allow computers to give results of processed data. 

What are the factors used to decide on choice of network topology?

A personal computer is sometimes are what? 

What are advantages of a client/server network?

System software providing an interface between users, applications, & computer hardware.

Another name for application software is _____________________.

What is it in a router that blocks unauthorized networks?

In which topology does each node connect to every other node in the network?

System software that manages computer resources, files, and diagnostics.

Set of instructions that tell a computer what to do. 

What is a node?

Which topology has all nodes connected by a common line?

An expansion board is also known as what?

A computer program written to cause corruption of data.

In which topology are nodes connected in a continuous loop?

What does GUI stand for?

Why are routers important? 

This network connects two or more LAN networks?