BCOR 2205 Final Review Questions with All Correct Answers

BCOR 2205 Final Review Questions with All Correct Answers What is a database? - Answer-An organized collection of related data What is a data warehouse? - Answer-a large store of data accumulated from a wide range of sources within a company and used to guide management decisions. What is a data mart? - Answer-A subset of a data warehouse, intended for a specific department or set of users in the organization What is a data lake? - Answer-Unstructured data storage technology for Big Data What is a DSL modem? - Answer-DSL (digital subscriber line) modems are device that uses the same telephone lines used for analog telephones to provide internet connectivity. What does TCP mean? - Answer-Transmission Control Protocol - verifies that all packets arrive to the destination what is the process of data to knowledge - Answer-data -> information -> business intelligence -> knowledge what is data - Answer-raw facts that describe the characteristics of an event or object What is information? - Answer-Data converted into a meaningful and useful context what is business intelligence - Answer-Information collected from multiple sources that analyzes patterns, trends, and relationships for strategic decision making What is knowledge? - Answer-Skills, experience, and expertise coupled with information and intelligence that create a person's intellectual resources *ex. not firing someone under performing because you know they are having family trouble* how is a packet structured - Answer-Header -> Payload -> Trailer What does a worm virus do? - Answer-self replicates moving file to file and computer to computer What does malware do? - Answer-software that is intended to damage or disable computers or computer systems What does adware do? - Answer-Displays unwanted pop-ups ads or other forms of advertising What does spyware do? - Answer-collects data about the user and transmits it over the internet without their knowledge What does ransomware do? - Answer-prevents a user's device from properly operating until a fee is paid what does scareware do? - Answer-malware designed to trick or scare victims into giving personal information What is phishing? - Answer-pretends to be a trusted source like a bank or company to trick a user into giving their password What is pharming? - Answer-traffic redirection to a Web site that looks identical to the intended Web site what is downtime in a company - Answer-refers to a period of time when a system is unavailable what is the harm of downtime - Answer-financial performance, revenue, damaged reputation, etc. what is the first line of defense in internet security - Answer-people what is authentication - Answer-Authentication verifies the credentials of the user what is authorization? - Answer-levels of access given to different users ex. teachers have greater authorization in canvas than students what are some methods of authentication - Answer-tokens - changes password each time used smart cards - size of credit card and stores users info Biometrics - fingerprint what are the three methods to prevent attacks - Answer-Content Filtering - not allowing sus emails to come into a system encryption - scrambles information into an alternative form that can only be unscrambled with a key firewalls - hardware that guards private networks by analyzing incoming and exiting transmissions What does CRM mean? - Answer-customer relationship management *note salesforce is the main company What does ERP mean? - Answer-Enterprise Resource Planning *note SAP is the main company