Basics of Networks- 1 Video Lecture | Crash Course: Electronic Communication Engineering (ECE) - Electronics and Communication Engineering (ECE)
FAQs on Basics of Networks- 1 Video Lecture - Crash Course: Electronic Communication Engineering (ECE) - Electronics and Communication Engineering (ECE)
| 1. What are the basics of computer networks? |  |
Ans. Computer networks are a collection of interconnected devices, such as computers, servers, routers, and switches, that allow for the sharing of resources and communication between these devices. It involves the transmission of data through communication channels, such as wired or wireless connections, and the use of protocols to ensure reliable and secure data transfer.
| 2. What is the significance of network protocols? | |
Ans. Network protocols are a set of rules and conventions that govern the communication and data transfer between devices in a network. They ensure that data is transmitted accurately, efficiently, and securely across the network. Protocols like TCP/IP, Ethernet, and HTTP are examples of widely used network protocols.
| 3. How does data transmission occur in a computer network? | |
Ans. Data transmission in a computer network occurs through the use of different transmission media, such as copper cables, fiber optic cables, or wireless connections. The data is converted into electrical signals or light pulses, depending on the transmission medium, and is then transmitted over the network using various protocols. The receiving device decodes the signals or pulses to retrieve the original data.
| 4. What are the types of computer network topologies? | |
Ans. Computer network topologies refer to the physical or logical arrangement of devices in a network. Some commonly used network topologies include:
1. Bus Topology: All devices are connected to a common backbone cable.
2. Star Topology: All devices are connected to a central hub or switch.
3. Ring Topology: Devices are connected in a circular chain.
4. Mesh Topology: Devices are connected to each other in a point-to-point manner.
5. Tree Topology: Devices are arranged in a hierarchical structure.
| 5. How can network security be ensured in a computer network? | |
Ans. Network security is crucial to protect data and prevent unauthorized access or malicious activities. Some measures to ensure network security include:
1. Implementing firewalls and intrusion detection systems.
2. Using strong passwords and authentication mechanisms.
3. Encrypting sensitive data during transmission.
4. Regularly updating and patching network devices and software.
5. Conducting regular security audits and vulnerability assessments.
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Nov 21, 2024 Last updated |
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