Unit 9 - Computer Networks

Compiled CompTIA A+ Exam 220-1001 and 220-1002 Revised and Solved Correctly *Q&A* 2025/2026 |VERIFIED| What type of memory implementation requires two paired standard memory modules to read from or write to simultaneously? Channel memory What feature of DVDs and BDs allows for two media layers on one or both sides of the disc? Dual-layer What is the purpose of dual-rail power in modern power supplies? It provides multiple 12V rails to supply more power overall to components tha...

Comptia ITF+ FINAL EXAM 2025 NEWEST COMPLETE EXAM QUESTIONS AND CORRECT ANSWERS||100% GUARANTEED PASS||A+ GRADED!!! 1. Computer - ANSWER a system that manipulates data according to a set of instructions 2. PDF - ANSWER Portable Document Format, a file format for distributing documents, now an open standard so different productivity apps can use 3. MPG - ANSWER Motion Pictures Expert Group, early standard for video files with lossy compression 4. MP4 - ANSWER the MPEG-4 standard aud...

WGU D333 Ethics in Technology EXAM 1 NEWEST VERSION COMPLETE EXAM QUESTIONS WITH DETAILED VERIFIED ANSWERS (100% GUARANTEED PASS) || A+ GRADED 1. ethics - ANSWER A code of behavior that is defined by the group to which an individual belongs. 2. acceptable use policy (AUP) - ANSWER A document that stipulates restrictions and practices that a user must agree in order to use organizational computing and network resources. 3. Bill of Rights - ANSWER The first 10 amendments to the United...

JCCC Soc 122 LATEST UPDATED 2025/2026 EXAM 3 WITH COMPLETE 99+ EXPERT CERTIFIED QUESTIONS (MOST FREQUENTLY TESTED) AND SURE VERIFIED SOLUTIONS 100% GRADED AT A+ SCORE!! 1. Secondary Group - ANSWER 2+ who form in order to meet a task or goal, generally once that goal is completed the group may disassemble, tend to be shorter duration compared to primary groups- ex. employees, classmates 2. Category Group - ANSWER 2+ who share the same or similar traits or characteristics but may never act...

WGU C182 FINAL EXAM PREP 2025/2026 ACTUAL QUESTIONS WITH VERIFIED ACCURATE ANSWERS || 100% ENDORSED PASS>LATEST VERSION< . 1. SELECT database operation - ANSWER The selection operation takes rows from one table and creates a new table. 2. Asterisk (*) database operation - ANSWER The asterisk (*) means everything from that table. 3. UNION database operation - ANSWER The union operation combines distinct fields from multiple tables that have the same set of attributes a...

Current - correct answer the actual flow of electrons, measured in Amps (I). Cylinder - correct answer the aggregate of all tracks that reside in the same location on every disk surface. DAV - correct answer (Digital-to-Analog Converter) A sound card component that converts the digital signals generated by the CPU to an analog electrical signal that can drive speakers. Daughter board - correct answer A circuit board that connects to the motherboard to provide extra expansion slots or co...

AAC (Advanced Audio Coding) correct answers a file format that provides highly compressed audio files with very little loss of sound quality and is promoted by Apple on its iTunes website ALU (Arithmetic Logic Unit) correct answers The part of the CPU that performs arithmetic and logical operations on the numbers stored in its registers ARPANET (Advanced Research Projects Agency Network) correct answers One of the first packet switching computer networks using TCP/IP and the prototype for ...

Introduction to IT - C182 – LATEST UPDATED 2025/2026 Pre- Assessment/ WITH KEY COMPLETE Questions & SURE VERIFIED SOLUTIONS 100% (MOST FREQUENTLY TESTED) GRADED AT A+ SCORE!! 1. What is the definition of information technology (IT)? - ANSWER It is the technology used to create, maintain, and make information accessible. 2. What is the timestamp considered in this scenario? - ANSWER Data 3. A departmental manager is creating a budget estimate for the upcoming year. The ma...

1. What does the Transport layer use to make sure that a message is reassembled correctly on the receiving device? A. Acknowledgment number B. Window size C. Sequence number D. Port number Rationale: Sequence numbers ensure that segments are reassembled in the correct order at the receiving end. 2. What layer is responsible for making sure that the data that it sends and receives is in a format that the receiving and sending computers can understand? A. Layer 4 B. Layer 5 C...

Test Bank for Data and Computer Communications, 10th Edition by William Stallings. Full Chapters Include;.....Chapter 1 Data Communications, Data Networks, and the Internet, Chapter 2 Protocol Architecture, TCP/IP, and Internet-Based Applications 2.1 The Need for a Protocol Architecture 2.2 A Simple Protocol Architecture 2.3 The TCP/IP Protocol Architecture 2.4 Standardization within a Protocol Architecture 2.5 Traditional Internet-Based Applications 2.6 Multimedia 2.7 Sockets Programming 2.7 Re...