Network and Security Concepts

Contents

Results

#1. What does VPN stand for, providing a secure way to connect to a private network over the internet?

Virtual Private Network

Very Private Network

Virtual Public Network

Volatile Private Network

#2. Which protocol is commonly used for secure communication over a computer network, ensuring data integrity and confidentiality?

HTTP

FTP

SMTP

HTTPS

#3. The process of converting plaintext into unreadable gibberish to secure data transmission is called:

Encryption

Compression

Decryption

Encoding

#4. Which type of attack involves an attacker intercepting communication between two parties without their knowledge?

Spoofing

Phishing

Sniffing (MIMA)

DDoS

#5. In networking, what does the term "firewall"0 refer to

A physical barrier to prevent network access

A security device that monitors and controls incoming and outgoing network traffic

An encryption algorithm

A type of antivirus software

#6. The IP address 127.0.0.1 is reserved for:

Localhost

Router

Broadcast address

Gateway

#7. Which encryption protocol is commonly used to secure wireless networks?

WPA (Wi-Fi Protected Access)

SSL (Secure Socket Layer)

FTP

SMTP

#8. What is the purpose of DNS (Domain Name System) in networking?

To encrypt data transmission

To convert domain names to IP addresses

To authenticate users

To prevent DDoS attacks

#9. Which of the following is an example of a strong password?

123456

Password123

$tr0ngP@ss

qwerty

#10. What is the role of a router in a network?

Connects devices within the same local network

Connects different networks and routes data between them

Filters spam emails

Encrypts data for secure transmission

#11. Which of the following is a common authentication factor?

Something you know

Something you see

Something you hear

Something you taste

#12. What does the acronym HTTPS stand for in the context of web browsing?

Hypertext Transfer Protocol Secure

Hyperlink Text System

Hypertext Transfer Protocol Standard

Hypertext Transmission Protocol Secure

#13. A DDoS attack aims to:

Steal sensitive information

Overwhelm a system with traffic, causing a denial of service

Spoof IP addresses

Bypass firewalls

#14. What is the purpose of an SSL certificate on a website?

To speed up website loading times

To encrypt data transmitted between the user's browser and the server

To display advertisements

To block access to the website

#15. Which protocol is used for sending and receiving emails?

HTTP

FTP

SMTP

DHCP

#16. What is the purpose of NAT (Network Address Translation) in networking?

Encrypt data transmission

Assign unique public IP addresses to devices on a private network

Authenticate users

Block malicious websites

#17. Which of the following is a common method to prevent unauthorized access to a network?

Port forwarding

Virtualization

Access control lists

Packet sniffing

#18. What is the primary purpose of a proxy server in a network?

To host websites

To filter and forward network traffic

To encrypt emails

To assign IP addresses dynamically

#19. Which encryption algorithm is commonly used for secure data transmission over the internet?

DES (Data Encryption Standard)

AES (Advanced Encryption Standard)

RSA (Rivest-Shamir-Adleman)

MD5 (Message Digest Algorithm 5)

#20. What is a phishing attack?

An attack that floods a network with traffic

An attack that intercepts communication between two parties

An attempt to trick individuals into revealing sensitive information by posing as a trustworthy entity

A physical intrusion into a secure facility

#21. What is the purpose of a subnet mask in networking?

To identify the network portion of an IP address

To hide the IP address of a device

To encrypt data transmission

To assign IP addresses dynamically

#22. Which of the following is a common security measure to protect against malware?

Firewall

Load balancing

Domain Name System

Router

#23. What is a VLAN (Virtual Local Area Network) used for in networking?

To physically connect devices within the same area

To create isolated logical networks within a physical network

To secure email communication

To authenticate users

#24. Which protocol is commonly used for secure file transfer over a network?

FTP

SFTP

SMTP

HTTP

#25. What does ICMP (Internet Control Message Protocol) primarily handle?

File transfer

Network diagnostics and error reporting

Email communication

Web browsing

#26. Which of the following is a common method of encrypting wireless network traffic?

WEP, WPA, WPA2 (Wi-Fi Protected Access)

HTTP

DHCP

POP3

#27. The concept of "pharming" is related to:

Harvesting sensitive information through fake websites

Flooding a network with traffic

Intercepting emails

Unauthorized access to a network

#28. What is the purpose of a MAC address in networking?

To identify devices on a network

To encrypt data transmission

To assign IP addresses dynamically

To authenticate users

#29. Which of the following is a common type of social engineering attack?

Firewall attack

Man-in-the-middle attack

Spoofing attack

Phishing attack

#30. What is the role of an intrusion detection system (IDS) in network security?

To prevent unauthorized access

To detect and respond to suspicious activities or attacks

To encrypt data transmission

To assign IP addresses dynamically

Finish