Networks and Security: Quiz 1

Networks and Security: Quiz 1

Professional Development

9 Qs

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Networks and Security: Quiz 1

Networks and Security: Quiz 1

Assessment

Quiz

Computers

Professional Development

Practice Problem

Medium

Created by

John Coder

Used 3+ times

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9 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A network that spans a small area like an office building, a school, or a home

2.

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1 min • 1 pt

A network that spans a large geographic area like a city, state, or a country

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A device that makes connections between specific devices on a network by sending and receiving data between them. It forwards packets between devices directly connected to it. It maintains a MAC address table that matches MAC addresses of devices on the network to port numbers on the it and forwards incoming data packets according to the destination MAC address.

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A network device that connects multiple networks together. It sits between networks and direct traffic, based on the IP address of the destination network. The IP address of the destination network is contained in the IP header. It reads the header information and forwards the packet to the next _____________ on the path to the destination. This continues until the packet reaches the destination network. ___________ can also include a firewall feature that allows or blocks incoming traffic based on information in the transmission. This stops malicious traffic from entering the private network and damaging the local area network.

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A device that connects your router to the internet and brings internet access to the LAN. It usually interface with an internet service provider (ISP). ISPs provide internet connectivity via telephone lines or coaxial cables. It receives transmissions from the internet and translate them into digital signals that can be understood by the devices on the network. Usually, it connects to a router that takes the decoded transmissions and sends them on to the local network.

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A network device that broadcasts information to every device on the network. It provides a common point of connection for all devices directly connected to it. It additionally repeat all information out to all ports. From a security perspective, this makes it vulnerable to eavesdropping. For this reason, they are not used as often on modern networks.

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A ___________ is a network security device that monitors traffic to or from your network. They can also restrict specific incoming and outgoing network traffic. The organization configures the security rules. They often reside between the secured and controlled internal network and the untrusted network resources outside the organization, such as the internet.

8.

FILL IN THE BLANK QUESTION

1 min • 1 pt

_____________ provide a service for other devices on the network. The devices that connect to a it are called clients. Clients send requests to the it for information and services. It performs the requests for the clients. Common examples include DNS servers that perform domain name lookups for internet sites, file ____________ that store and retrieve files from a database, and corporate mail ______________that organize mail for a company.

9.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A w__________ a_________ p________ sends and receives digital signals over ra___________ wa__________ creating a wireless network. Devices with wireless adapters connect to it using Wi-Fi. Wi-Fi refers to a set of standards that are used by network devices to communicate wirelessly. The devices connected to them use Wi-Fi protocols to send data through radio waves where they are sent to routers and switches and directed along the path to their final destination.