Computer Science for IGCSE & O level - The Internet And Its Uses (Section 9)
1
What is the primary goal of anti-spyware software?
پاسخ دهید(B)
To detect and remove spyware from a computer.
2
What is the purpose of 'encryption'?
پاسخ دهید(B)
To convert readable data into an unreadable format to protect confidentiality.
3
Which actions can you take to protect yourself from phishing scams?
4
In the context of email security, what is the definition of a "spam" email?
پاسخ دهید(B)
An unsolicited email, often of a commercial nature, sent to a large number of recipients.
5
Which of these practices help to protect against phishing attacks?
6
What is the primary function of a digital signature?
پاسخ دهید(B)
To verify the authenticity and integrity of a digital document.
7
What kind of attack uses deception to get sensitive information?
8
What is a key benefit of using multi-factor authentication?
پاسخ دهید(B)
It provides an extra layer of security even if one authentication factor is compromised.
9
What is the function of the browser's cache?
پاسخ دهید(A)
To store temporary files and speed up website loading.
10
Which of the following is NOT one of the ways that data can be intercepted leading to cyber security threats?
11
What is the duration of 'session cookies'?
پاسخ دهید(B)
They expire when the browser is closed.
12
Which of the following best describes 'pharming'?
پاسخ دهید(B)
Redirecting a user to a fake website to steal their personal information.
13
What type of information is most at risk in a phishing attack?
14
What is the purpose of a web browser's cache?
پاسخ دهید(C)
To speed up website loading times.
15
What is the main function of a firewall?
پاسخ دهید(C)
To filter network traffic.
16
What type of digital asset uses cryptography for security?
17
What does the acronym 'URL' stand for?
18
What does a web browser use to translate HTML code?
19
Which of the following is a common symptom of a virus infection?
20
What is the primary purpose of the Domain Name System (DNS)?
پاسخ دهید(B)
To translate domain names into IP addresses.
21
What is the role of a Certificate Authority (CA) in SSL/TLS?
پاسخ دهید(B)
To issue and validate SSL/TLS certificates.
22
What is the purpose of a 'phishing' attack?
پاسخ دهید(B)
To trick people into revealing their personal information.
23
What is the function of a DNS server?
پاسخ دهید(A)
To translate domain names into IP addresses.
24
How can you help protect yourself from malware?
25
What is the purpose of a 'digital certificate'?
پاسخ دهید(B)
To verify the identity of a website or server.
26
What is a distributed denial-of-service (DDoS) attack designed to do?
پاسخ دهید(B)
Make a website unavailable.
27
Which of the following would be used to help prevent unauthorized access to data?
28
What security measures can help you protect your online accounts?
29
What is the main goal of an attacker using a keylogger?
پاسخ دهید(B)
To record a user's login information.
30
What is the purpose of using a password manager?
پاسخ دهید(B)
To store your passwords securely and generate strong ones.
31
Which of the following are common types of malware?
32
Which of the following are true about the World Wide Web?
33
What is the purpose of a VPN?
پاسخ دهید(A)
To encrypt your Internet traffic and mask your IP address.
34
What actions can increase security when browsing the web?
35
Which of the following is a potential consequence of a successful phishing attack?
36
What is the biggest risk of using public Wi-Fi without a VPN?
پاسخ دهید(B)
Data can be intercepted by others on the network.
37
What is the main aim of a DDoS attack?
پاسخ دهید(B)
To disrupt a website's services by overloading it with traffic.
38
What is the role of a VPN in online security?
پاسخ دهید(C)
To encrypt your internet traffic and hide your IP address.
39
If you suspect you've received a phishing email, what is the first thing you should do?
پاسخ دهید(D)
Carefully check the email's sender and the content.
40
Which security protocol encrypts the data transfer to and from a website?
41
Which is the primary language used to create web pages?
42
What is a key benefit of using two-factor authentication?
پاسخ دهید(B)
It provides an extra layer of security by requiring a second verification method.
43
What is a 'zero-day' vulnerability?
پاسخ دهید(C)
A vulnerability unknown to the software vendor.
44
In the context of online security, what does the term "spoofing" refer to?
پاسخ دهید(B)
The creation of a fake identity or the impersonation of a legitimate entity.
45
When using a website, what does the lock icon in the address bar signify?
پاسخ دهید(C)
That the connection to the website is encrypted and secure.
46
What is a 'brute force attack' an attempt to do?
پاسخ دهید(B)
Gain access to a system by trying numerous passwords.
47
What is the purpose of a 'backdoor' in a computer system?
پاسخ دهید(B)
To provide an alternative way to access the system.
48
Which of the following are potential consequences of a cyberattack?
49
What does the acronym 'SSL/TLS' stand for?
پاسخ دهید(A)
Secure Sockets Layer / Transport Layer Security
50
What is the primary goal of a phishing attack?
پاسخ دهید(B)
To steal a user's personal information.
