Networks Flashcards
What is a network?
A network is a collection of computers and devices connected to share resources and information.
True or False: A LAN (Local Area Network) covers a small geographic area.
True
What does WAN stand for?
Wide Area Network
Fill in the blank: A __________ is a device that forwards data packets between computer networks.
Router
What is the primary function of a switch in a network?
To connect devices within a LAN and forward data to the correct destination.
What protocol is used for transferring files over the Internet?
FTP (File Transfer Protocol)
True or False: The Internet is a network of networks.
True
What is an IP address?
An IP address is a unique address assigned to each device connected to a network that uses the Internet Protocol for communication.
What does DHCP stand for?
Dynamic Host Configuration Protocol
Multiple Choice: Which of the following is a type of network topology? A) Star B) Circle C) Square
A) Star
What is the purpose of a firewall?
To protect a network by controlling incoming and outgoing network traffic based on predetermined security rules.
Fill in the blank: The __________ model is a framework that standardizes the functions of a telecommunication or computing system.
OSI (Open Systems Interconnection)
True or False: A VPN (Virtual Private Network) creates a secure connection over a less secure network.
True
What does the acronym HTTP stand for?
HyperText Transfer Protocol
What is bandwidth?
The maximum rate of data transfer across a network path.
Multiple Choice: Which device is used to connect different networks? A) Switch B) Hub C) Router
C) Router
What is the main purpose of a network protocol?
To define rules and conventions for communication between network devices.
Fill in the blank: __________ is a technology that allows multiple devices to share a single Internet connection.
NAT (Network Address Translation)
True or False: A peer-to-peer network requires a central server.
False
What does SSL stand for?
Secure Sockets Layer
What is the function of a modem?
To modulate and demodulate signals for data transmission over telephone lines.
What is latency in networking?
The delay before a transfer of data begins following an instruction for its transfer.
Multiple Choice: Which of the following is NOT a type of network? A) LAN B) WAN C) PC
C) PC
What is a subnet?
A segmented piece of a larger network, allowing for better management and security.
Fill in the blank: __________ is a method of accessing a private network securely over the Internet.
VPN (Virtual Private Network)
True or False: An Ethernet cable is used for wired network connections.
True
What is the purpose of a network interface card (NIC)?
To allow a device to connect to a network.
What does the acronym VoIP stand for?
Voice over Internet Protocol
Multiple Choice: Which of the following is a wireless networking technology? A) Bluetooth B) USB C) SATA
A) Bluetooth
What is the role of DNS in networking?
To translate domain names into IP addresses.
Fill in the blank: A __________ is a logical division of a network to improve performance and security.
VLAN (Virtual Local Area Network)
True or False: A client-server model requires a dedicated server to manage resources.
True
What does the acronym BPS stand for?
Bits Per Second
What is the function of a proxy server?
To act as an intermediary for requests from clients seeking resources from other servers.
Multiple Choice: Which layer of the OSI model is responsible for end-to-end communication? A) Transport B) Network C) Session
A) Transport
What is a wireless access point?
A device that allows wireless devices to connect to a wired network using Wi-Fi.
Fill in the blank: __________ is the process of encoding data for secure transmission.
Encryption
True or False: A network topology defines the physical and logical arrangement of nodes in a network.
True
What is a network’s throughput?
The actual rate of successful data transmission over a network.
What does the acronym URL stand for?
Uniform Resource Locator
Multiple Choice: Which of the following is a common type of malware? A) Firewall B) Virus C) Router
B) Virus
What is the purpose of network monitoring?
To observe and analyze network performance and activities for security and troubleshooting.
