Signed binary Samenvattingen, Aantekeningen en Examens

GCSE Edexcel Computer Science Exam Questions And Complete Solutions 1. Explain how binary is used to represent data (numbers, text, sound, graphics) and program instructions binary is used to represent all elements in a computer It is stored as a series of 0s and 1s These relate to the position of transistors (on or off) All analogue data stored is converted into digital (binary) 2 Explain the difference between unsigned and signed integers An unsigned integer can only represent positive...

3.1 Introduction (No Questions) 3.2 Algorithms 3.1 Specifying the order in which statements are to be executed in a computer program is called (a) an algorithm (b) transfer of control (c) program control (d) pseudocode ANS: (c) 3.2. The two key attributes of an algorithm are: a) actions and start activity b) flow and order of flow c) actions and order of actions d) flow and start activity ANS: (c) 3.3 Pseudocode 3.3 Which of the following is true of pseudocode programs? ...

WGU C952 – Instructions, Exam review Questions and answers, ACCURATE. Instruction Set - -The vocabulary of commands understood by a given architecture. Stored-program Concept - -The idea that instructions and data of many types can be stored in memory as numbers and thus be easy to change, leading to the stored-program concept. Word - -A natural unit of access in a computer, usually a group of 32 bits. Doubleword - -Another natural unit of access in a computer, usually a group of...

WGU Course C839 - Intro to Cryptography Questions Correctly Answered 2023 GRADED A What type of encryption uses different keys to encrypt and decrypt the message? A Symmetric B Private key C Secure D Asymmetric - Answer D The most widely used asymmetric encryption algorithm is what? A RSA B Vigenere C DES D Caesar Cipher - Answer A Original, unencrypted information is referred to as ____. A text B plaintext C cleantext D ciphertext - Answer B Which of the following is NOT...

WGU C839 Introduction to Cryptography: Exam Questions With Answers 2023-2024 Graded A+ | 100% Correct. What is the outcome when using the binary AND function on 11011 and 10100? Counter (CTR) - ANSWER Which mode does the Fortuna algorithm use to generate random numbers? Same state used more than once - ANSWER What is a potential weakness of a pseudo-random number generator (PRNG)? Recipient's private key to decrypt and sender's public key to verify the signature - ANSWER Which key combi...

Array A data structure that stores an ordered list of items, with each item is directly accessible by a positional index. Linked List A data structure that stores ordered list of items in nodes, where each node stores data and has a pointer to the next node. Bianary Search Tree A data structure in which each node stores data and has up to two children, known as a left child and a right child. Hash Table A data structure that stores unordered items by mapping (or hashing)...

WGU C839 Introduction to Cryptography Exam Questions and Answers Which encryption standard uses the same key to encrypt and decrypt messages? - Answer-Symmetric Which algorithm is designated as a Type 2 product by the National Security Agency (NSA)? -Answer-Skipjack What is the most commonly used format for certificates? -Answer-X.509 v3 What is referenced to determine if a certificate has been revoked? -Answer-Certificate revocation list (CRL) What needs to be installed on end users' ...

full study set for NOCTI test questions with correct answers Wide Shot - A shot that shows the entire person Medium Shot - A shot that captures a person from the top of the head to a line just above or below the waist line. Close Up Shot - A shot that captures the top of the head just below the shoulders Over the Shoulder Shot - A full face shot of the other person over the shoulder of another If a person' clothing catches fire, this is the best thing to use to put the fire...

Lecture and Assignments 2123.01 Fall 2023 Study Guide Rated A+ Class intro Digital Abstraction Number systems Conversions Binary arithmetic Signed binary Twos complement Logic Gates Truth table Boolean axioms Boolean theorems Minterms Simplifying Boolean equations Karnaugh maps Multiplexers Absolute subtractor Decoders Latches and Flip-Flops Registers Synchronous Circuit Design Finite State Machines (FSM) Moore vs Mealy FSMs HDl Operators Variables Buses Reduction oper...

CEA201 – Full Exam Bank_ Questions & Answers Fall 2022-2023. There is a tremendous variety of products, from single-chip microcomputers costing a few dollars to supercomputers costing tens of millions of dollars that can rightly claim the name "computer". A. True B. False The variety of computer products is exhibited only in cost. A. True B. False Computer organization refers to attributes of a system visible to the programmer. A. True B. False Changes in computer technol...