Computer networking dns - Study guides, Class notes & Summaries

What are advantages and disadvantages of a layered architecture? - Each protocol layer offers different services. Some advantages are scalability, flexibility, and ease of adding / removing components making it easier for cost-effective implementations. Disadvantages include: some layers functionality depends on the information from the other layer and violates the goal of layer separation; one layer may duplicate lower layer functionalities; overhead both in computation and in message head...

NTA Chapter 3 Questions and Answers 100% Pass What is a primary function of an operating system? An operating system manages hardware resources and provides a user interface for interaction with the computer. Which of the following is a valid method for data storage? Data can be stored on various media such as hard drives, SSDs, and cloud storage. What does CPU stand for in computer architecture? CPU stands for Central Processing Unit, which is the primary component responsible f...

What is the IEEE of Bluetooth? 802.15 WPAN What is WiMAX and it IEEE? -Worldwide Interoperability for Microwave Access -IEEE 802.16 WWAN In cellular broadband there are two types of cellular networks, what are they? Global System for Mobile (GSM) and Code Division Multiple Access (CDMA). GSM is internationally recognized, while CDMA is primarily used in the US. Typically, it is used by rural homeowners and businesses where cable and DSL are not available. It is usually more expensive and...

KHAN ACADEMY THE INTERNET STUDY LIST QUESTIONS AND ANSWERS WITH COMPLETE SOLUTION Tiffany is helping a family member learn how to use Gmail. She notices the website is using a different font and logo, and that the emails are suspiciously worded: Tiffany suspects that has been compromised by a DNS spoofing attack. Which of these are good next steps? ️Note that there are 2 answers to this question. Ans- Contact the Gmail team via social media or phone Close the Gmail tab TCP/IP ...

CIT Prep Final Exam 1 Questions & Answers Graded A+ 2024/2025 Which two traffic types use the Real-Time Transport Protocol (RTP)? (Choose two.) - ANSWERSVideo and Voice Which type of server relies on record types such as A, NS, AAAA, and MX in order to provide services? - ANSWERSZigBee Which layer of the TCP/IP model provides a route to forward messages through an internetwork? - ANSWERSinternet Which type of server relies on record types such as A, NS, AAAA, and MX in order to pro...

Cybersecurity Interview Questions and Answers 2024 - Networking Already Passed!! We will start with a set of cyber security interview questions based on networking. 01. What is the OSI model? Explain the different layers of the OSI model. The Open Systems Interconnection (OSI) model is a reference model that describes how applications interact with each other over a computer network. It has seven layers; they are as shown below: 1. Physical Layer: This is the lowest level of the OSI model....

Cybersecurity Interview Questions and Answers 2024 - Networking Already Passed!! Cybersecurity Interview Questions - Networking We will start with a set of cyber security interview questions based on networking. 01. What is the OSI model? Explain the different layers of the OSI model. The Open Systems Interconnection (OSI) model is a reference model that describes how applications interact with each other over a computer network. It has seven layers; they are as shown below: 1. Physical L...

Cybersecurity Interview Questions and Answers 2024 - Networking Already Passed!! Cybersecurity Interview Questions - Networking We will start with a set of cyber security interview questions based on networking. 01. What is the OSI model? Explain the different layers of the OSI model. The Open Systems Interconnection (OSI) model is a reference model that describes how applications interact with each other over a computer network. It has seven layers; they are as shown below: 1. Physical L...

CIW: NTA Lesson 1 - Introduction to Networking Questions and Answers Graded A+ Question: What is the primary purpose of a network in computing? Answer: The primary purpose of a network is to enable the sharing of resources and information between multiple devices, allowing for communication, data exchange, and resource utilization across different systems. Question: What are the main types of networks based on their geographical scope? Answer: The main types of networks based on ...

Computing Essentials Final Exam Questions With 100% CORRECT Answers Latest 2024 (GRADED A+) Which of the following is not an example of a document file created by a word processor? Term Paper Memo Spreadsheet Letter Spreadsheet Which one of the following is not considered a form of secondary storage? Optical discs Hard Disk RAM Solid-state storage RAM Which of the following computers is also referred to as a server and is used to support end users for things such as retrieving dat...