Computer Science for IGCSE & O level - The Internet And Its Uses (Section 11)
1
What is the purpose of anti-virus software?
תְשׁוּבָה(B)
To detect and remove malicious software.
2
Which of the following is a type of attack involving the use of deceptive emails?
3
What should you do if you find a suspicious device connected to your network?
4
What is the purpose of setting up a firewall?
תְשׁוּבָה(B)
To filter network traffic based on predefined rules.
5
What term is used to describe a type of attack where an attacker attempts to flood a network or server with traffic to make it unavailable?
6
What does 'wardriving' involve?
תְשׁוּבָה(D)
Searching for unsecured Wi-Fi networks.
7
What is 'social engineering' in the context of cyber security?
תְשׁוּבָה(C)
Manipulating people to reveal sensitive information.
8
What is the purpose of a web browser's cache?
תְשׁוּבָה(A)
To store temporary files to speed up website loading.
9
What should you do to protect your computer if you receive a suspicious email with an attachment?
תְשׁוּבָה(D)
Scan the attachment with antivirus software before opening it.
10
What does the term 'pharming' refer to?
תְשׁוּבָה(B)
A malicious redirect of a user's browser to a fake website.
11
תְשׁוּבָה(B)
Sending deceptive emails to trick people into revealing sensitive information.
12
What does a URL use to identify a web page?
13
What is the difference between the Internet and the World Wide Web (WWW)?
תְשׁוּבָה(B)
The Internet is the hardware and the WWW is the software that runs on it.
14
What is the purpose of anti-malware software?
תְשׁוּבָה(A)
To identify and remove spyware.
15
Which of the following are types of cyber security threats?
16
Which of these are potential benefits of using a proxy server?
17
What is the meaning of the term 'URL'?
18
Which of the following is the most significant risk when you click on a phishing link?
תְשׁוּבָה(C)
Your personal information may be stolen.
19
What is the primary objective of 'anti-spyware' software?
תְשׁוּבָה(B)
To remove or mitigate the threat of malware.
20
Which of the following could be used to identify a phishing email?
21
In a URL, what does the part before the domain name (e.g., http://) represent?
22
Which of the following actions can help prevent malware infections?
23
Which of the following is NOT a type of malware?
24
What steps should you take to protect your online accounts?
25
What is the purpose of a digital certificate?
תְשׁוּבָה(B)
To verify the identity of a website or user.
26
Which of the following is an example of social engineering?
27
תְשׁוּבָה(B)
An address for accessing web resources.
28
What is the primary function of a proxy server?
תְשׁוּבָה(B)
To act as an intermediary between a client and a server.
29
What type of internet connection is usually considered most secure?
30
What does the term 'malware' refer to?
תְשׁוּבָה(B)
Malicious software designed to harm computer systems.
31
What is a common characteristic of a computer infected with a virus?
תְשׁוּבָה(B)
Slow computer performance
32
What is the main function of a web browser?
תְשׁוּבָה(B)
To access and display web pages.
33
What is the function of an ISP (Internet Service Provider)?
תְשׁוּבָה(B)
To provide internet access to users.
34
What is a potential consequence of clicking on a suspicious link?
תְשׁוּבָה(B)
You may download malware.
35
Why is it important to keep your software updated?
תְשׁוּבָה(B)
To fix bugs and security vulnerabilities.
36
What are the potential risks associated with using a weak password?
37
Which of the following statements are correct regarding firewalls?
תְשׁוּבָה(B)
Firewalls allow a user to set rules for network traffic.
38
What is the primary purpose of the internet?
תְשׁוּבָה(B)
To facilitate communication and information sharing globally.
39
Which of the following techniques can be used to carry out data interception on a Wi-Fi network?
40
What is the common feature of blockchain?
41
Which of the following are important for a strong password?
42
What security measures can you take while using public Wi-Fi?
43
What is the purpose of a 'CAPTCHA'?
תְשׁוּבָה(B)
To distinguish between human users and automated bots.
44
Which part of a URL comes after the domain name?
45
Which of these is a characteristic of a worm?
תְשׁוּבָה(B)
Replicates itself without a host
46
What are the benefits of blockchain technology?
47
What is the main goal of a denial-of-service (DoS) attack?
תְשׁוּבָה(B)
To make a website or service unavailable.
48
Which component of a URL is usually followed by the domain name?
תְשׁוּבָה(C)
The protocol (e.g., http or https)
49
What is the primary function of a 'VPN' (Virtual Private Network)?
תְשׁוּבָה(B)
To encrypt your internet traffic and mask your IP address.
50
When encountering a suspicious email, which action is the MOST important?
תְשׁוּבָה(C)
Verify the sender and the email's content for legitimacy.
