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WorksheetsNetwork Fundamentals Knowledge Check Pt2 Batch 50
Total questions: 41
Worksheet time: 26mins
Firewalls provide protection against outside attackers by shielding your computer or network from malicious or unnecessary network traffic
True
False
Firewalls can be configured to block data from certain locations (i.e., computer network addresses), applications, or ports while allowing relevant and necessary data through
True
False
Filtering of ports and system service calls on a single computer operating system
Network address Translation Firewall
Application Layer Firewall
Host-based Firewall
Filtering based on application, program or service
Context Aware Application Firewall
Application Layer Firewall
Host-based Firewall
Network Layer Firewall
What is the main role of a firewall?
To allow access to any website
To filter incoming and outgoing data based on specific criteria
To boost internet speed
To prevent all incoming packets
What does NGFW stand for?
Next-Generation Firewall
Next-Generation Fireman
New Genetic Faults
New-Generation Football
Why is logging traffic important?
To stop viruses
To track network activity
To make the internet faster
To delete old rules
What are the two types of firewalls?
Hardware and software
Basic and advanced
Stateful and stateless
IP addresses and port numbers
What is the main difference between a hardware firewall and a software firewall?
Hardware firewall is a dedicated appliance, while software firewall is installed as an application
Hardware firewall analyzes network data packets, while software firewall filters IP addresses
Hardware firewall is configured via web management interface, while software firewall is installed on a workstation
Hardware firewall is more advanced than software firewall
An Intrusion Detection System (IDS) .....
can be configured to allow the intruder IP when an alert is generated
opening the network connection for an active and passive attack
inspects network activities and identifies suspicious patterns that may indicate a network attack
an identifier for the correct usage of particular computer or total network
Goals of IDS
Mobility and allow for a stable connection
Take action and allowing an attack to the network
Identify abnormal behaviour of network or misuse of resources
Different ways to transmit data securely and safely
A circuit board that is inserted on a computer to connect to the network is called a__________
HUB
NIC
SWITCH
ROUTER
NIC ALSO CALLED AS __________
network adapter
network interface card
BOTH
NONE
NIC CONNECTED ________
WIRED NETWORK
WIRELESS NETWORK
BOTH
NONE
A device which is forward data packet¹ from one network to another is called
router
hub
bridge
switch
Which device is more intelligent when sending data packets?
hub
switch
What do you call on the physical address of the device?
IP Address
NIC Address
MAC address
Serial number
Which device filters data packets and only sends to those that require the data?
router
switch
hub
WAP
Which device broadcasts any data to all devices on a network?
hub
switch
repeater
router
A------ is a set of rules governing data communication between two devices.
Sender
Medium
Message
Protocol
Which of the following are the examples of communication devices?
modems
wireless access points
routers
network cards
Stores and forwards frames (data packets) between the different segments of a network it joins.
Hub
Switch
Router
Bridge
Amplifies the signal it receives before transmitting so it can travel longer distances.
Modem
Gateway
Repeater
Access point
Creates a wireless local area network (WLAN), usually in an office or a large building.
Modem
Gateway
Repeater
Access point
This type of network is global.
Internet
Intranet
This type of network is private.
Internet
Intranet
Which of the following are true about the MAC address?
32-bit address
48-bit address
64-bit address
represented with decimal numbers 0-255
represented with hexadecimal numbers
An eight-port switch receives a frame on port number 1. The frame is addressed to an unknowns device. What will the switch do?
Send the frame out ports two through eight.
Send the frame out all eight ports.
Drop the frame.
Send the frame out the destination port.
What does VPN stand for?
(a)
What is the main purpose of a VPN?
To establish a secure connection to the internet
To hide your IP address
To encrypt your data
All of the above
How does a VPN protect your personal data and privacy online?
By creating a private tunnel for encrypted data
By hiding your IP address
By securing your online activity and communications
All of the above
What is VPN tunneling?
The process of securing your device's connection with a VPN server
The process of encrypting your data
The process of hiding your IP address
The process of establishing a private network
Why is it important to use a VPN on public Wi-Fi networks?
To prevent hackers from intercepting your data
To hide your IP address
To access blocked websites
To evade ISP tracking
How does a VPN help you access blocked websites?
By encrypting your internet connection
By hiding your IP address
By bypassing content blocks
By preventing ISP tracking
What are the acronyms for the 3 most common VPN protocols?
PPTP, LLTP, IPsec
PPTP, L2PP, IPseg
PPTP, L2TP, IPsec
PTPP, L2TT, IPsec
What does PPTP stand for?
Point-to-point Tunnel Protocols
Point-to-paint tunnelling protocols
Point-to-point tunninling protocols
Point-to-Point Tunnelling Protocols
Select the relevant disadvantages of a VPN
fast
vpn blocks
logs
encryption
What are the three categories of VPN?
Which VPN is the easiest to setup but the weakest?
IPSec
PPTP
OpenVPN
SSTP
