# Communications and Networking Quiz## Determine the Correct Answer### i) The fundamental purpose of communication is the ________ of data between two parties.- **Options:** - A) processing - B) exchange - C) mining - D) sorting - **Answer:**---### ii) Which of the following is not a communication task?- **Options:** - A) searching - B) routing - C) synchronization - D) flow control - **Answer:**---### iii) In the TCP/IP architecture, which of the following layers is responsible for routing packets?- **Options:** - A) Transport layer - B) Physical layer - C) Application layer - D) Internet layer - **Answer:**---### iv) How many bits are used in the IP addresses of IPv4?- **Options:** - A) 16 - B) 20 - C) 32 - D) 40 - **Answer:**---### v) For a 200-mile transmission line, which of the following will require the least number of repeaters?- **Options:** - A) unshielded twisted pair - B) shielded twisted pair - C) optical fiber - D) coaxial cable - **Answer:**---### vi) The binary 1 represented by the absence of a line signal and the binary 0 by alternating positive and negative pulses is ________.- **Options:** - A) pseudoternary - B) NRZ-L - C) bipolar-AMI - D) differential Manchester - **Answer:**

Since this is a multipart question and as per guidelines we are solving first three for you please…

Answered: 2. Determine the correct answer. i) The…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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The function and make-up of the protocols used in telecommunications networks are broken down below.
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1) What is the meaning of protocols in computer networks, name two application layer protocols then explain the purpose for each one.
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For each of the following units or equipments: (i) Which is the highest protocol layer in the five-layer TCP/IP model that it works at? (ii) State an example of a protocol handled by the equipment at that layer. (iii) Give an example of a header field, a message or packet specified by that protocol. (i) Layer (ii) Protocol (iii) Header/message/packet a) Web server b) Network switch c) Router d) Wireless network interface card e) Text terminal server f) Name server
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