Networks Issues and Communication

Name the networking device that acts as an entrance to another network, most of the time is the router or ____ :

• Modem

• Gateway

• Bridge

• Switch

IP address is made of _______ bits

• 2

• 8

• 24

• 32

What are Maximum effective range (metres) for Wifi and Bluetooth...

• Wifi = 100 m, Bluetooth = 3 m

• Wifi = 100 m, Bluetooth = 30 m

• Wifi = 10 m, Bluetooth = 3 m

• None of the above

Two advantages of wireless networking technology such as WiFi compared to cabled network

• Reduced cost of cabling/Safer – won’t trip over wires

• Much faster data transmission compared to Cabled

• More secure compared to cabled

• Makes the computer portable as long as it’s within range of the wireless access point

Which wireless technology is commonly used for short-range communication between devices, such as smartphones, tablets, and laptops, and does not require a direct line of sight between the communicating devices?

• Infrared

• NFC (Near Field Communication)

• Bluetooth

• Wi-Fi

What is the main difference between an intranet and the internet?

• Intranet is a faster version of the internet, used by corporations for high-speed data exchange.

• Intranet is a private network within an organization, accessible only to its members

• Intranet is a public network, while the internet is private and restricted.

• Intranet is a worldwide network, while the internet is limited to a specific organization

How does an extranet differ from an intranet?

• Extranet extends an intranet to allow controlled access by external users, such as business partners or clients, for collaborative purposes.

• Extranet is a type of intranet used for secure internal communication.

• Intranet is exclusively for internal use, while an extranet allows limited external access to selected users or partners.

• Intranet and extranet are synonymous terms and can be used interchangeably.

What does the term "password interception" refer to in the context of cybersecurity?

• Changing a password without the user's knowledge or consent.

• Illegally capturing or stealing a user's password while it is being transmitted, often for unauthorized access to sensitive information.

• Generating a new password for a user who has forgotten their old password

• Creating a duplicate password for backup purposes, a process where a secondary identical password is generated and stored securely to ensure users can regain access in case of forgotten or lost passwords, providing an added layer of security and access control

What is spyware, and how does anti-spyware software help protect computer systems?

• Spyware refers to software that enhances system performance, while anti-spyware software provides real-time backup for files and applications.

• Spyware is software that secretly collects user information without consent, and anti-spyware software detects, removes, and prevents the installation of spyware, safeguarding user privacy and preventing unauthorized data collection.

• Spyware speeds up internet connections, and anti-spyware software blocks access to certain websites.

• Spyware ensures secure communication between devices on a network, and anti-spyware software encrypts sensitive files on a computer.

Which of the following actions are potential risks associated with computer viruses?

• Display annoying messages on the screen

• Delete programs or data

• Use up resources, making your computer run more slowly

• Spy on your online use - for example, they can collect usernames,