Binary numbers Study guides, Class notes & Summaries

8 bits is enough to represent 256 different numbers. How many total bits do you need to represent 512 (twice as many) numbers? - ANSWER-9 bits A bakery collects data on sales. Each sales record includes the date of the sale and some metadata about the items that were part of the sale. The data includes: the names of the items sold, the types of items sold, the number of each item sold, and the price of each item sold. Which of the following CANNOT be determined from the bakery's data set? - ...

WGU C170 EXAM QUESTIONS WITH CORRECT ANSWERS A salesperson is authorized to sell many products and a product can be sold by many salespersons. Which kind of binary relationship does this scenario describe? One-to-one One-to-many Many-to-many One-to-one binary - CORRECT ANSWERS Many-to-many Which two examples are attributes? Choose 2 answers A person attending a meeting An employee number A sales meeting A meeting code - CORRECT ANSWERS ...

WGU C839 Questions and Answers 100% Pass Symmetric Which encryption standard uses the same key to encrypt and decrypt messages? Skipjack Which algorithm is designated as a Type 2 product by the National Security Agency (NSA)? X.509 v3 What is the most commonly used format for certificates? Certificate revocation list (CRL) What is referenced to determine if a certificate has been revoked? Sender's public key What needs to be installed on end users' computers to allow them to trust applicat...

Chapter 1 Introduction to Computers, Programs, and Java Section 1.2 What is a Computer? 1. is the physical aspect of the computer that can be seen. a. Hardware b. Software c. Operating system d. Application program Key:a See the first paragraph in Section 1.2. # Section 1.2.1 What is a Computer? 2. is the brain of a computer. a. Hardware b. CPU c. Memory d. Disk Key:b See the first paragraph in Section 1.2.1. # 3. The speed of the CPU may be measured in . a. m...

NET + n10-008 Test Prep (200 Questions & Answers) all correct_2022. Which of the following organizations developed the Open Systems Interconnection (OSI) model? A. International Telecommunication Union (ITU-T) B. Comité Consultatif International Télégraphique et Téléphonique (CCITT) C. American National Standards Institute (ANSI) D. Institute of Electrical and Electronics Engineers (IEEE) E. International Organization for Standardization (ISO) - E. ISO developed and published the O...

Test Bank for Introduction to General, Organic and Biochemistry 12e 12th Edition by Frederick A. Bettelheim; William H. Brown; Mary K. Campbell; Shawn O. Farrell; Omar Torres. ISBN-13: 1594 Full Chapters test bank Chapter 1: Matter, Energy, and Measurement 1.1 Chemistry and the Study of Matter 1.2 The Scientific Method 1.3 Reporting Numbers in Science 1.4 Making Measurements 1.5 Unit Conversions 1.6 States of Matter 1.7 Density and Specific Gravity 1.8 Describing the Various For...

Test Bank for Starting Out with Programming Logic and Design 6e 6th Edition by Tony Gaddis. ISBN-13: 2148 Full chapters test bank PDF Introduction to Computers and Programming Input, Processing, and Output Decision Structures and Boolean Logic Repetition Structures Modules Functions Input Validation Arrays Sorting and Searching Arrays Files Menu-Driven Programs Text Processing Recursion Object-Oriented Programming GUI Applications and Event-Driven Programming APPENDICES ASC...

Define basic information technology concepts and essential applications. There are six basic concepts important to understanding IT. These concepts should be introduced to students beginning in the first grade and continuing through hs years. Binary brief representations of long strings of numbers used in computations ASCII (American Standard Code for Information Interchange) letters and punctuation signs combined with strings of binary numbers Hierarchy the order to understanding and usin...

Algorithm efficiency typically measured by the algorithm's computational complexity Computational complexity the amount of resources used by the algorithm. The most common resources considered are the runtime and memory usage. runtime complexity a function, T(N), that represents the number of constant time operations performed by the algorithm on an input of size N Space-complexity (of an algorithm) a function, S(N), that represents the number of fixed-size memory units...

WGU C949 - Data Structures And Algorithms QUESTIONS WITH COMPLETE SOLUTIONS Algorithm Describes a sequence of steps to solve a computational problem or perform a calculation. Computational Problem Specifies an input, a question about the input that can be answered using a computer, and the desired output. 00:20 01:45 Longest Common Substring An algorithm that determines the longest common substring that exists in two inputs strings. Binary Search An efficient algorithm...