Data link layer - Guides d'étude, Notes de cours & Résumés
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INF1505 ASSIGNMENT 2 FOR 2024 - Distinction Obtained
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Question text Which of the following is recommended in the context of a comprehensive security plan? 
 
a. Participants should receive certificates before training sessions. 
 
b. Management should expect employees to implement their own training. 
 
c. Employees should be trained in security measures. 
 
d. Employee passwords and ID badges should be periodically revoked. 
Clear my choice Question 2 Not yet answered Marked...
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CompTIA Network+ Study Guide: Exam N10-009 (Sybex Study Guide) 6th Edition 2024 with complete solution
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CompTIA Network+ Study Guide: Exam N10-009 (Sybex Study Guide) 6th Edition 2024 with complete solution 
 
Table of Contents 
1. Cover 
2. Table of Contents 
3. Title Page 
4. Copyright 
5. Acknowledgments 
6. About the Authors 
7. About the Technical Editor 
8. Table of Exercises 
9. Introduction 
1. What Is the Network+ Certification? 
2. Why Become Network+ Certified? 
3. How to Become Network+ Certified 
4. Tips for Taking the Network+ Exam 
5. Who Should Read This Book? 
6. What Does This Bo...
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Network and Security- Foundations- D315 Exam Questions And Answers
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Network and Security- Foundations- D315 Exam Questions And Answers 
 
TCP/IP 
Transmission Control Protocol/Internet Protocol 
 
 
Application Layer 
This layer is responsible for the communication protocols between nodes. The protocols in this layer include hypertext transfer protocol (HTTP and HTTPS), Secure Shell (SSH), and network time protocol (NTP), among many others. 
 
 
Transport Layer 
This layer is responsible for the end-to-end transport of data. The protocols that live in this laye...
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Test Bank for Business Data Communications and Networking, 14th Edition FitzGerald (All Chapters included)
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Complete Test Bank for Business Data Communications and Networking, 14th Edition by Jerry FitzGerald, Alan Dennis, Alexandra Durcikova ; ISBN13: 9781119702665. (Full Chapters included Ch 1 to 12)..... 
Chapter 1. Introduction to Data Communications. 
Chapter 2. Application Layer. 
Chapter 3. Physical Layer. 
Chapter 4. Data Link Layer. 
Chapter 5. Network and Transport Layers. 
Chapter 6. Network Design. 
Chapter 7. Wired and Wireless Local Area Networks. 
Chapter 8. Backbone Networks. 
Chapter ...
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CYBR 2600 Midterm Review Test Questions & Answers 2024/2025
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CYBR 2600 Midterm Review Test Questions & Answers 2024/2025 
 
 
The original commercial version of Ethernet supported 10 Mbps bandwidth; the version introduced in the early 1990s supports 100 Mbps; and in 1998, Gigabit Ethernet was introduced. All versions use the same data frame formats, with the same maximum PDU sizes, so they can interoperate freely. Given this information and what you know of layered technologies, which of the following statements is true? (Choose all that apply.) - ANSWERS...
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NCTI FINAL EXAM: PROGRESSION FIELD TECH 3- 4 TEST EXAM| LATEST UPDATE 2023/ 2024| Verified Answers
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NCTI FINAL EXAM: PROGRESSION FIELD TECH 3- 4 TEST EXAM| LATEST UPDATE 2023/ 2024| Verified Answers 
 
1.	How many fragments will the transmitting device have to create to match the datagram to the segment's 512 maximum transfer unit (MTU) size, having a 1,500-byte datagram, and a 20-byte IP header? 
 
 
~	Answer: 4 
 
 
 
2.	What happens to a datagram marked as "do not fragment" if it must be transmitted across a network segment with a maximum transmission unit field (MTU) smaller than the datag...
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WGU D481 - Section 2 OA prep Exam Questions And Answers All Correct
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WGU D481 - Section 2 OA prep Exam Questions And Answers All Correct 
 
Circuit-switched - ANS Creates a path between source and destination devices 
 
Extranet - ANS Private network for authorized external users to share information 
 
Internet Protocol (IP) - ANS Delivers packets across networks by handling routing decisions 
 
Internet Protocol (IP) Suite - ANS Another name for the TCP/IP suite 
 
Internetworking - ANS Connecting multiple computer networks 
 
Intranet - ANS ...
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Final Exam: Progression: Field Tech III - IV Final Already Passed
- Examen • 22 pages • 2023
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Final Exam: Progression: Field Tech III - IV Final Already Passed 
The open system interconnection reference model (OSI/R<) Network layer serves which primary function? It uses layer 3 addresses to create multiple routed networks 
The address 68.56.189.17 belongs to which internet protocol IP class? Class A 
What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? The datagram loops back inside the host and never leaves the network interface card (NIC) 
Which device ...
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ISTM 310 Midterm Review, Questions and answers, GRADED A+ latest 2024/25 exam prediction paper/ APPROVED.
- Examen • 33 pages • 2024
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ISTM 310 Midterm Review, Questions 
and answers, GRADED A+ 
What are the seven layer of the OSI 7 layer model? 
7. Application 
6. Presentation 
5. Session 
4. Transport 
3. Network 
2. Data Link 
1. Physical 
As data moves from the data the user cares about towards the direct connection between devices, it is 
_____ with additional information. 
encapsulation, encapsulated 
At what layer in the OSI model is the human - CPU layer? 
Application 
At what layer in the OSI model makes data usable?...
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BNSF Telecom 1 Exam Questions with Correct Answers
- Examen • 18 pages • 2024
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BNSF Telecom 1 Exam Questions with Correct Answers 
VHF - Low and High range 
Very High Frequency - Answer-Low is 30 to 50 MHz High is 150 to 300 MHz 
 
UHF - Ultra High Frequency - Answer-300 MHz - 3 GHz 
 
Super High Frequency - SHF - Answer-3-30 GHz 
 
Extremely High Frequency - EHF - Answer-30-300 GHz 
 
Legacy Band - Answer-25 kHz wide channel 
 
Very Narrowband - Answer-6.25 kHz wide, digital 
Narrowband - Answer-12.5 kHz wide analog 
What is dB and how much power is it - Answer-dB is a de...
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