ITE 272 COMPLETE QUESTIONS AND ANSWERS

ITE 272 COMPLETE QUESTIONS AND ANSWERS definition of systems Architecture - CORRECT ANSWERStructure, interaction, and technology of computer or information system components. Definition of computer - CORRECT ANSWER-A computer accpets numeric inputs, performs computational functions and communicates results. types of implementations for automated computation - CORRECT ANSWER-- Mechanical Implementation - Electronic Implementation - Optical Implementation - Quantum Computing Limitations of Early Mechanical Systems - CORRECT ANSWER-- Complex Design - Wear, breakdown, and maintaince of mechanical parts - Limits on operating speed Advantages of Electronic Implementation - CORRECT ANSWER-- Faster because of the high speed moving electrons - easier to build - more reliable - made is possible to perform complex caluclations fast Advatages of Optical Implementation - CORRECT ANSWER-- Can carry more data and store more date - easier to fabricate - Better matched to optical communication technologies Advantages of Ouantum Computing - CORRECT ANSWER-- Increased storage capacity - Computational efficiency Processor Definition - CORRECT ANSWER-A processor is a device that performs data manipulation and transformation functions. Processor Functions - CORRECT ANSWER-- Computation - comparasion - data movement between memory Difference between general purpose processor and special purpose processor - CORRECT ANSWER-A general purpose processor can execute many different instructions in many different sequences or combinations. A special purpose processor is designed to perform one specific task primary storage - CORRECT ANSWER-also called main memory, RAM, Not permanant (Volatile), Hold apps currently running Secodary Storage - CORRECT ANSWER-non volatile storage devices that hold programs that are not running, data not needed by running programs, data needed but cant fit in running programs system bus - CORRECT ANSWER-The main channel for moving data and instructions to and from hardware components, and its capacity is a critical factor in computer performance. I/O devices - CORRECT ANSWER-Devices that perform input and output. Keyboards, touchscreens, etc. Name CPU components - CORRECT ANSWER-Control Unit (CU), Arithmetic Logic Unit (ALU), Registers ALU function - CORRECT ANSWER-Perform arithmetic + logic operations e.g. ADD, SUBTRACT, MULTIPLY, DIVIDE. Control Unit functions - CORRECT ANSWER-controls movment, issues commads to the ALU Registers function - CORRECT ANSWER-Internal storage for a single instruction or data item What is Virtualization - CORRECT ANSWER-is a technique that divides a single computers capacity among multiple virtual machines - offers flexibility in server configuration What are the multi-computer configurations? - CORRECT ANSWER-Clusters, Blade, Grid, Cloud What is a cluster - CORRECT ANSWER-are a group of similar or identical computers, connected by a high speed network, that cooperate to provide services or run a single application What is a Blade - CORRECT ANSWER-is a circuit board containing most of a server in a single cabinet What are Grids - CORRECT ANSWER-Are dissimilar computers