Computer LIFEPAC Unit 9 Questions and Answers ch 1-2

What is a multi-user computer

A computer that is used by more than one employee.

These strategies are often used to protect networks from internal threats

Access privileges, login required to access network, Passwords must be changed regularly.

Users unable to open files that are not relevant to their jobs, Users can open view files, but are unable to edit them, Users can open, view, and edit files. These points describe?

Access privileges.

These tools protect networks from external threats

Antivirus, firewall

A ____ is the smallest amount of data stored in a computer.

Bit

This device is used to connect sections of large networks

Bridge

This device directs network traffic

Bridge, router, switch.

A ____ connection provides fast Internet service and the ability to exchange large files

Broadband

Difficult to troubleshoot, Limited expansion capability - these disadvantages describe this topology.

Bus

In which type of network will a problem with one computer crash the network?

Bus, Ring.

The backbone connects the nodes in this type of network.

Bus.

In what ways does a computer network make setting appointments easier.

By providing a common calender, By sending electronic reminders, By sending out invitations.

How do networks help protect data

By scheduling regular backups.

File server

Central location for network documents

Which statements describe a client-based network

Centralized network security, scalable, users must log on to network.

This network model can be a LAN and a WAN

Client-server

What is the job of the network administrator

Configure the network, Control network usage, Maintain the network.

Needs assessments conducted by businesses are generally done to determine why worker productivity has increased.

False

Which of the items below are nodes.

Fax, Printer, Workstation

Computer networks enable the sharing of _____

Files hardware software.

This device transmits data to all the workstations on a network.

Hub

What are the advantages to star topology

It is easy to troubleshoot problems, Nodes can be added without disrupting the network, The malfunctioning of one workstation doesn't crash the network.

Why did Madison recommend a server-based network for SEAT

It is simpler to expand, it provides centralized access to resources, it provides more security.

ABC enterprises had three employees who work in the same building. The type of network they need is a

LAN

This type of network may not be connected to other networks.

LAN

Application server

Makes software upgrades easier

Communications server

Manages e-mail programs

In this type of network, data is certain to reach its destination

Mesh

This topology will require the most cabling to connect its five computers and two peripherals the scanner and the fax.

Mesh

This device connects individual workstations to the network.

NIC

This is used to manage the network and to provide security for it

NOS

This job title is used to describe someone who determines the network needs of a business.

Network consultant, network designer, network engineer.

The device that connects computers to network connectors is called a _____

Network interface card

NOS stand for

Network operating system.

These are the two main factors that determine the choice of a network model.

Number of users in the network, Services provided by the network.

Which statement describes a peer-to-peer network

Passwords required to access resources, Relatively low cost, Resources available from different workstations.

A printer is a type of ____

Peripheral

What benefits do internal networked e-mail systems provide over Internet-based systems

Provides increased security.

Print server

Puts documents in a queue

This device is used to amplify network signals

Repeater

All the computers in this type of network are connected to two other computers.

Ring

There is no danger of data collision with this topology

Ring

This device is used to connect different networks

Router

A ___ is a central computer that enables authorized users to access networked resources.

Server

A ____ is a fast computer with lots of storage

Server

This device manages network resources.

Server

Network problems are most easily identified in ____ topologies.

Star

Nodes in this type of network are connected to a central hub.

Star

When determining the type of network a business needs network designers should talk to ___

The Boss, the employees.

What is the main difference between a LAN and a WAN

The distance they span.

These factors are common considerations when designing a network

The number of employees using each computer, The number of networked computers, The type of work done at networked computers, The way business documents are shared.

Microwave transmits information between network nodes using.

Towers, satellite.

Some peer-to-peer networks have a server and some don't

True

With remote access network tools, Raul in Colombia can enter data into a spread sheet. Olivia in England can access the spreadsheet a few minutes later and use Raul's data in her report.

True

Computer networks can consist of as few as ___ computers.

Two

The employees of XYZ Corporation frequently telecommute and connect to their network from remote locations. This capability is called.

VPN

What do the letters VPN stand for

Virtual private network

Put the networks in order of biggest to smallest.

WAN, MAN, LAN.

Speed and security are advantages generally associated with ____ networks.

Wired.

Wired networks are connected using _____

cables.

Businesses use this to keep some data private while making other data available to Internet users

firewall

This device translates data passing between networks

gateway

The largest network in the world is

the Internet.