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iGCSE CS Topic 5 Quiz Flashcards | StudBud
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iGCSE CS Topic 5 Quiz
iGCSE CS Topic 5 Quiz
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Answers
1
Why are IP addresses important in the context of the internet?
They provide a unique identifier for each device on the internet.
They are used to encrypt data.
They store user data like cookies.
They are used to create HTML content.
2
What is the primary goal of malware?
To protect data from unauthorized access.
To enhance computer performance.
To improve internet connectivity.
To harm computers and/or data.
3
What does ransomware do to a victim's computer?
It deletes all files immediately.
It speeds up the computer.
Encrypts the hard drive, prevents access to files until a ransom is paid.
It shares files publicly.
4
Which of the following is true about web browser tabs?
They are used for creating web pages.
They decrease the speed of browsing.
They are not supported by modern web browsers.
They allow many web pages to remain open at the same time.
5
Which of the following is a sign of a phishing attempt?
Emails with perfect grammar and spelling.
Emails that request personal information like usernames or passwords.
A highly personalized email greeting.
Emails with a verified sender address.
6
Why are digital currencies considered hard to counterfeit?
Because they are controlled by governments.
Because they are backed by physical assets.
Due to the complex cryptographic systems in place.
Because they are not valuable.
7
How does the supply control of digital currencies affect the risk of hyperinflation?
It has no effect on inflation.
It causes constant hyperinflation.
The tightly controlled supply helps mitigate the risk of hyperinflation.
It greatly increases the risk.
8
What role does two-step verification play in cybersecurity?
Monitors network traffic.
Decreases the time needed to log in.
Encrypts files stored on the computer.
Provides an additional layer of security beyond just a password.
9
How do automatic software updates contribute to cybersecurity?
They ensure the software has the latest security patches.
They add new features to the software.
They create backups of data.
They increase software speed.
10
What does a URL represent in web technology?
A Uniform Resource Locator, or web address
A programming language
A type of computer hardware
An Internet security protocol
11
What is the main difference between the Internet and the WWW?
The WWW is a type of Internet.
There is no difference; they are the same.
The Internet is used for email, while the WWW is for browsing.
Internet is a global network & the WWW is a service that uses the Internet.
12
What is the main purpose of a Distributed Denial of Service (DDoS) attack?
To improve network security.
To encrypt data for ransom.
To steal sensitive data.
To flood a server eith pointless requests to make it fail or slow down
13
What is a key characteristic of digital currencies like cryptocurrencies?
They have intrinsic value.
They are controlled by central banks.
They only exist in electronic form.
They are always backed by physical assets.
14
What is the purpose of using strong passwords?
To reduce the need for antivirus software.
To protect accounts and systems from unauthorized access.
To encrypt files and emails.
To speed up the login process.
15
What is the main difference between HTTP and HTTPS?
HTTP is used for email, whereas HTTPS is for web browsing
HTTP is faster than HTTPS
HTTPS is older than HTTP
HTTPS is an encrypted version of HTTP, providing more security
16
Which feature allows the storage of favourite web pages in a browser?
Navigation tools
Address bar
Bookmarks
Cookies
17
What is the main purpose of an address bar in a web browser?
To allow the user to enter a web address.
To display the current website's security certificate.
To display the user's browsing history.
To store bookmarks and favorites.
18
What is the function of HTTP in the transmission of web pages?
It designs web pages.
It stores web pages.
It is the protocol used to send web pages.
It encrypts web pages.
19
What distinguishes persistent cookies from session cookies?
Persistent cookies encrypt user data
Persistent cookies are deleted after the browsing session
Persistent cookies remain on the computer until their expiry date
Persistent cookies are only used for shopping carts
20
What is the role of a public key in digital currency transactions?
It provides the transaction history of the currency.
It is a unique identifier for the currency itself.
It is used to receive or deposit money into an account
It is used to withdraw money from an account.
21
What is the purpose of a web server?
To manage email services
To translate high-level languages
To store software applications
To serve web pages to requesting devices
22
Which of these is a type of social engineering attack?
Phishing.
Brute force attack.
Denial of Service (DoS) attack.
Malware infection.
23
What is the main purpose of a blockchain in the context of digital currencies?
To serve as a distributed ledger for recording transactions.
To increase transaction speed.
To encrypt user data.
To create digital currencies.
24
What are cookies in the context of web browsing?
Small data files sent to a browser by a web server.
Bookmarks saved by the user.
Programs that control web browser functionality.
Viruses that attack browsers.
25
What does 'cold storage' refer to in the context of digital currencies?
The phase when digital currencies are not being traded.
Keeping digital currency keys in a non-digital form, for security
Storing digital currencies in a physical bank.
The process of freezing digital assets.
26
What is pharming in the context of cyber security?
Changing DNS records to point to the wrong IP address.
Farming data for legitimate purposes.
Installing antivirus software.
Strengthening network security.
27
What is a private key in the context of digital currency transactions?
A key given to each user for public transactions.
A password for opening the digital wallet.
A secret key used for authorizing transactions.
A code for identifying the currency type.
28
What is the main function of a proxy server in terms of online privacy and security?
To hide the user's IP address and protect their anonymity.
To store user data and cookies.
To block all incoming internet traffic.
To increase website loading speeds.
29
What is a firewall primarily used for in a network?
To monitor employee productivity.
To manage emails.
To increase internet speed.
To prevent unauthorized access to or from a private network.
30
What is HTML primarily used for?
Creating complex software applications.
Creating web pages.
Networking computers.
Sending emails.
31
What is a primary benefit of using digital currencies for international transfers?
They are regulated by each country's government.
They offer low transaction costs and fast transfer times.
They require physical transportation.
They can only be used in certain countries.
32
When a user enters a URL, what is the first action performed by the browser?
It encrypts the user data
It saves a cookie on the user's device
It requests the IP address of the domain name from a DNS server
It directly displays the web page
33
Which of these is a feature of web browsers?
Storing cookies.
Calculating complex algorithms.
Translating web pages automatically.
Creating web pages.
34
What does SSL (Secure Sockets Layer) provide for web communications?
Automatic translation of web pages.
Increased storage space.
Faster data transfer.
Secure, encrypted communication between a web browser and a server
35
What is a key characteristic of a brute force attack?
It tries every password combination until the correct one is found.
It involves stealing physical hardware.
It only targets weak passwords.
It uses social engineering techniques.
36
What is the role of the Domain Name System (DNS) server?
To encrypt data
To create HTML pages
To translate domain names into IP addresses
To store cookies
37
What is the main purpose of anti-malware software?
To enhance graphics performance.
To block unwanted emails.
To detect and remove malware.
To speed up the computer.
38
What is the primary purpose of a web browser?
To create software applications
To render web pages
To manage network settings
To store data permanently
