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WorksheetsSyed: Chapter #5 The internet and its uses
Total questions: 110
Worksheet time: 1hrs 12mins
What is the internet?
A type of network called a wide area network
The same as the world wide web
A local network for homes and businesses
A collection of websites
Which of the following statements is true about the world wide web?
It is a type of network
It connects devices directly
It consists of websites and web pages
It is another name for the internet
The world wide web
Is a physical infrastructure
Provides the infrastructure for the internet
Is a network of interconnected devices
Is accessed through the internet
The (a) is the collective term for all the websites and web pages available on the internet.
The world wide web consists of websites and (a) .
What is a URL?
The process of retrieving a web page
A text-based address for a website
A component of a web server
A type of encryption used on websites
What is the role of the DNS in retrieving a web page?
It encrypts the communication between the web browser and the server
It looks up the IP address for a domain name
It creates the web page using HTML
It retrieves data for secure communication
What protocol is used to securely transfer data between the web browser and web server?
HTTP
FTP
HTTPS
WWW
A user types a URL in the browser, but the website does not load. Which of the following might be the issue?
The web browser was unable to render HTML
The web page name was wrong
The protocol used was incorrect
The DNS did not find the IP address
In a secure HTTPS communication, what is used to verify if the website is authentic?
CSS
IP address
Digital certificate
HTTP
A digital ledger in blockchain records all cryptocurrency transactions.
True
False
The DNS stores every IP address and domain name on a single server.
True
False
Some users believe that cookies can lead to privacy concerns.
True
False
In cryptocurrency systems, payments are managed by a central bank.
True
False
SSL is the newer version of the TLS protocol.
True
False
Biometric passwords, such as fingerprint scanners, can be guessed using brute-force techniques.
True
False
The data in a blockchain ledger can be changed after it is recorded.
True
False
Encryption ensures that even if data packets are intercepted, the information will be unreadable.
True
False
You should always check the URL and website appearance before entering personal details.
True
False
Credit card payments are the least common form of digital currency used on the internet.
True
False
Phishing emails are always sent from secure HTTPS websites.
True
False
Anti-malware software can help prevent your computer from becoming part of a botnet.
True
False
Caching on a proxy server can help reduce the impact of repeated bot requests during a DDoS attack.
True
False
A phishing email that manipulates users into giving personal information is a form of social engineering.
True
False
Pharming only happens when you download trusted software.
True
False
Checking the spelling and tone of the email is a good way to spot phishing scams.
True
False
Targeted advertising is a result of websites tracking your online behavior through cookies.
True
False
Two-step verification adds an extra layer of security by requiring a second input, such as a code sent to your phone.
True
False
Using strong passwords alone can protect against all social engineering attacks.
True
False
A firewall can be used to examine and filter data that passes through a network.
True
False
Most phishing emails are personalized and addressed to you by name.
True
False
Data interception can be completely prevented by encryption.
True
False
Pharming redirects users to fake websites to steal personal information.
True
False
A DDoS attack involves sending multiple requests to a web server at the same time to overload it.
True
False
Social engineering relies on manipulating people into revealing personal information.
True
False
A virus is harmless and does not replicate itself.
True
False
Phishing emails often ask you to click a link and enter your personal details on a fake website.
True
False
When a URL is typed into the address bar, the web browser sends the request to the (a)
To check if a website is secure, you can look for a small (a) next to the URL in the web browser.
The protocol that encrypts data using SSL or TLS is called (a) .
What is the main purpose of a web browser?
To store cookies
To access information on the world wide web
To search for information
To keep user history
If a user wants to quickly return to a frequently visited website, which feature of the web browser can they use?
Address bar
History
Bookmark
Cookie
What should you do before connecting to a free Wi-Fi network in a public place?
Connect without verifying its source
Ask the store or café if it is their official Wi-Fi network
Use the Wi-Fi for sensitive transactions
Turn off the HTTPS protocol
A user opens several web pages in a single browser window. Which feature of the browser is being used?
Multiple windows
Tabs
Reload button
Forward button
(a) are small files that a browser stores and transmits as part of website interactions.
Which of the following is an example of data stored by cookies?
IP address of the server
Username and password for websites
Web page history
HTML code for web pages
What happens to session cookies when you close your web browser?
They are sent to the web server
They are deleted automatically
They are stored in your web browser
They are saved to your hard drive
What is a botnet in the context of a DDoS attack?
A group of proxy servers protecting a web server
A network of infected computers controlled by a hacker
A security software used to prevent attacks
A type of malware that targets web browsers
How can users ensure their data is encrypted when sending it over the internet?
By checking if the website uses the HTTPS protocol
By avoiding internet transactions altogether
By checking if the website uses the HTTP protocol
By only using public Wi-Fi networks
How do persistent cookies differ from session cookies?
Persistent cookies are deleted when you close the browser
Persistent cookies store data temporarily
Persistent cookies are stored on your hard drive
Persistent cookies cannot store login details
A user finds that their online shopping cart is empty after reopening the web page. What type of cookie was likely used?
Persistent cookie
Session cookie
Encrypted cookie
Shopping cart cookie
(a) cookies are temporary files that are deleted when you close your web browser.
(a) cookies are stored on your hard drive and remain there until deleted or expired.
What is a digital currency?
A physical form of money
A method of paying using coins and banknotes
A currency that exists electronically
A way to store cookies on a website
What is the main goal of data interception?
To encrypt data before it is transmitted
To steal personal data for criminal activity
To send encrypted packets across the network
To monitor internet traffic for security
Which protocol is used to encrypt digital currency transactions over the internet?
HTTP
SSL
DNS
HTTPS
How is cryptocurrency different from traditional banking systems?
It does not require encryption
It is managed by banks
It uses a centralised authority
It is decentralised with no central authority
What is the purpose of blockchain in cryptocurrency transactions?
To store cookies
To manage payments through a central bank
To keep a digital ledger of all transactions
To change payment records as needed
A cryptocurrency operates on a (a) system, meaning there is no central authority.
Blockchain uses a (a) to store records of all cryptocurrency payments.
What is the main goal of a brute-force attack?
To lock users out of their accounts
To guess the correct password and gain access to data
To erase all data on a system
To monitor user activity online
Why is it important to keep software up to date?
To allow hackers to find new vulnerabilities
To add new features to the software
To fix vulnerabilities that hackers can exploit
To enable biometric authentication
Which of the following is NOT a cyber security solution to prevent a brute-force attack?
Using a strong password
Enabling two-step verification
Allowing unlimited login attempts
Using biometric authentication
What makes biometric authentication an effective solution against brute-force attacks?
It uses random passwords generated by the browser
It prevents access by using a password only once
It requires unique biological data, such as a fingerprint
It logs out users after multiple failed attempts
What is a packet sniffer?
A software that encrypts data on a network
A hardware that stores user passwords
A program used to block unauthorized websites
A software used to intercept and examine data packets on a network
How does a DDoS attack cause a web server to crash?
By installing malware on the server
By overwhelming the server with too many requests at the same time
By intercepting and modifying data packets
By bypassing the proxy server’s security
What is the primary motivation behind many DDoS attacks?
To improve server performance
To increase website traffic
To demand money or as an act of revenge/activism
To protect user data from being stolen
How can a proxy server help mitigate the effects of a DDoS attack?
By directly removing malware from the server
By blocking all requests from the internet
By filtering and slowing down requests
By installing firewalls to prevent attacks
What can individual users do to prevent their computers from becoming part of a botnet?
Regularly scan their computers with anti-malware software
Avoid using proxy servers
Disconnect from the internet
Install packet sniffers
A (a) is a network of infected computers controlled by a perpetrator, used to carry out a DDoS attack.
“WWW” is the abbreviation for which of the following?
World Without Websites
World Wide Web
Workforce Wide Web
World Wide Watch
During a DDoS attack, the web server becomes overwhelmed and (a) , preventing legitimate users from accessing the website.
In a DDoS attack, bots are often referred to as (a) when they are inactive.
David, Liam, and Emma are discussing the internet. What is the internet according to their discussion?
A global network of connected computers.
A private network used by a single organization.
A physical network of cables and wires.
A type of software used for browsing the web.
What is hacking?
A process of securing data with encryption
Gaining unauthorized access to data or systems
Sending multiple requests to a server
A method to update software automatically
Which of the following is NOT a method hackers use to gain access to systems?
Cracking passwords
Brute-force attacks
Exploiting vulnerabilities
Using firewalls
What is one way a hacker might exploit vulnerabilities in a network?
By using biometric passwords
By using outdated software with security flaws
By updating the network’s firewall
By using two-step verification
A (a) is a barrier that examines data entering and leaving a network, helping to prevent unauthorized access.
What is malware?
A type of software that protects your computer
Malicious software designed to disrupt or harm your computer or data
Software that scans for viruses
A hardware device that secures your network
Which type of malware replicates itself and corrupts your stored data or uses up memory?
Adware
Virus
Spyware
Trojan horse
What is the primary function of ransomware?
To display unwanted ads
To encrypt your data and demand a ransom
To monitor your keypresses
To clog up network bandwidth and slow it down
How can users prevent malware from being downloaded onto their computer?
By disabling antivirus software
By only downloading software from trusted sources
By keeping outdated software
By avoiding encryption
A worm replicates itself to clog up a network’s bandwidth, slowing it down.
True
False
Firewalls can help prevent malware from being downloaded onto your computer by examining incoming and outgoing data.
True
False
(a) is a type of malware that replicates itself and corrupts data or uses up memory, slowing the system down.
A (a) is a malicious software program that records your keystrokes to steal personal information like passwords.
(a) is a type of malware that automatically creates pop-up ads and banners when you are online.
How does pharming typically begin?
By updating security software
By downloading software from trusted sources
By clicking a malicious link or icon to download harmful software
By changing your account password regularly
What is the goal of pharming?
To steal personal data
To scan computers for malware
To redirect users to genuine websites
To improve network security
How can users check if they are on a genuine website?
By typing in any URL
By verifying that the URL starts with HTTPS
By clicking random links on the page
By ignoring any unusual aspects of the website
(a) is a cyberattack where users are redirected to fake websites designed to steal personal information.
Anti-malware software can be used to scan, quarantine, and (a) the malicious code causing pharming.
What should you do if you accidentally enter your details on a phishing website?
Do nothing and ignore the problem
Change your password immediately
Close the website without changing anything
Inform the company that sent the email
How can phishing attacks lead to identity theft?
By installing malware on your computer
By redirecting your internet connection
By collecting personal details through fake websites
By encrypting your hard drive
(a) is a type of cyberattack where perpetrators send fraudulent emails to trick users into revealing personal information.
What is social engineering?
A technique used to build stronger computer systems
A method of manipulating people into revealing confidential information
A process of creating secure passwords
A software used to block phishing attacks
Which of the following is an example of social engineering?
Sending an email to update software
Filling out a fun quiz on social media about personal details
Using encryption to secure data
Installing antivirus software on a computer
Social engineering only targets individuals, not companies.
True
False
(a) is a type of cyberattack that manipulates individuals into providing personal or confidential information.
You log into a website and notice the URL in the address bar does not begin with "HTTPS" but only "HTTP."
What does this indicate about the website?
he website is secure
The website might not be secure
The website is free from malware
The website uses advanced encryption methods
You receive a message from someone claiming to be an IT technician asking for your password to fix a network issue.
What should you do?
Ignore the message and hope nothing happens
Refuse to provide the password and report the incident
Change your password immediately after sharing it
Give the technician your password to resolve the issue quickly
You are browsing a website, and a pop-up window appears offering you a free software download. The website looks unfamiliar.
What is the safest course of action?
Download the software to take advantage of the free offer
Close the pop-up and run anti-malware software
Click the pop-up to see more details
Bookmark the website for later review
You receive an email stating that you have won a large prize and are asked to provide your bank details to claim the money.
What is the most appropriate action to take?
Reply to the email with your bank details to receive the prize
Forward the email to your friends
Ignore the email, as it is likely a phishing attempt
Click on the link to check the prize claim process
You receive an unexpected pop-up saying your computer is infected with a virus and offers a free scan. It asks you to download the software immediately.
What should you do next?
Download the software to remove the virus
Ignore the warning and continue browsing
Share the message with friends
Close the pop-up and run your trusted antivirus software
You notice that your computer is running slower than usual and frequently crashes. You also see unusual pop-ups when browsing.
What could be causing this issue?
a)
b) The
c) An outdated browser version
d) A full hard driv
A malfunctioning antivirus program
Computer is infected with a virus or adware
A full hard drive
An outdate browser version
Your company has been targeted by a Distributed Denial of Service (DDoS) attack, causing its website to crash repeatedly.
What is the best solution to mitigate the impact of the DDoS attack?
Disconnect the website from the internet
Use a proxy server
Send an email to all customers about the attack
Remove the website entirely
A colleague receives an email from their "bank" asking them to confirm their login information due to suspicious activity on their account.
What should the colleague do next?
Click the link and confirm their login information
Reply to the email asking for more details
Call their bank directly to confirm the email's authenticity
Forward the email to their coworkers for review
You receive an email from your "tax agency" stating that you are owed a refund and are asked to enter your bank details to receive the payment.
What should you do?
Click the link to claim your refund
Verify the email sender by contacting the tax agency directly
Enter your bank details carefully to avoid mistakes
Forward the email to friends
You receive a phone call from someone claiming to be from your company’s IT department, asking for your login details to resolve an urgent issue.
What should you do in this situation?
Provide the login details since it seems urgent
Confirm the request by calling the IT department directly
Give a temporary password and change it later
Ignore the call and continue working normally
