Computer Science | Senioritis

Mohamed Abbas
July 12, 2023
Computer Science

Understanding the Functions of the Logical Link Control (LLC) Sublayer in Computer Networks

Which is a function of the Logical Link Control (LLC) sublayer? The Logical Link Control (LLC) sublayer is responsible for providing a reliable data link for the...

Mohamed Abbas
July 12, 2023
Computer Science

The Importance of CSMA/CD in Ethernet Networks and Its Evolution to CSMA/CA

Which data link layer media access control method does Ethernet use? Ethernet uses a media access control method known as Carrier Sense Multiple Access with Collision Detection...

Mohamed Abbas
July 12, 2023
Computer Science

Managing Contention-Based Access: The CSMA/CA Protocol Explained

What method is used to manage contention-based access on a wireless network? The method used to manage contention-based access on a wireless network is called Carrier Sense...

Mohamed Abbas
July 12, 2023
Computer Science

Understanding the Services Provided by the Data Link Layer of the OSI Model: Framing and Error Control for Reliable Data Transmission

What are two services performed by the data link layer of the OSI model? The data link layer of the OSI model provides two main services: framing...

Mohamed Abbas
July 12, 2023
Computer Science

A Comprehensive Guide to the Tasks Performed by Routers After De-encapsulating Received Frames in Computer Networks

What does a router do after de-encapsulating a received frame? After de-encapsulating a received frame, a router performs several tasks: 1. Error Checking: The router examines the...

Mohamed Abbas
July 12, 2023
Computer Science

The Role of a Network Interface Card (NIC) in the Data Link Layer of the OSI Model

What attribute of a NIC would place it at the data link layer of the OSI model? The Network Interface Card (NIC) is a hardware device that...

Mohamed Abbas
July 12, 2023
Computer Science

The Obsolescence of CSMA/CD in Modern Ethernet Networks: Advancements in Switches, Full-Duplex Operation, and Faster Network Speeds

Although CSMA/CD is still a feature of Ethernet, why is it no longer necessary? CSMA/CD, which stands for Carrier Sense Multiple Access with Collision Detection, was a...

Mohamed Abbas
July 12, 2023
Computer Science

Exploring Different Network Topologies: Point-to-Point, Hub and Spoke, and Mesh

Network that uses point to point, hub and spoke, or mesh topologies? A network can utilize different topologies based on its requirements and design. Let’s discuss the...