CSIT 142 Exam Questions with Correct Answers Latest Update

CSIT 142 Exam Questions with Correct Answers Latest Update Hardware - Answers the physical parts of a computer e.g monitor, cpu Software - Answers Software is the set of instructions that tells the hardware what to do e.g excel Personal Info Security - Answers Protecting your data by making strong passwords, installing antivirus, backing up your data Security Policies - Answers Guidelines for employees when using the company's information resources. Firewalls - Answers Hardware firewall is a device that is connected to the network and filters the packets based on a set of rules. A software firewall run on the operating systems and intercepts packets as they arrive to a computer Password Security - Answers The user name and the strong password should enable the system to be secure. Tools for Information Security - Answers 1) Authentication: something the know, " " they have, " " they are. 2) Access control determines which users are authorized to read, modify, add/delete info. 3) Encryption is process of encoding data upon its transmission or storage so only authorized individuals can read it. Info security triad CIA - Answers Confidentiality - ability to restrict access to only those who are allowed to see it. Privacy Integrity - assurance that the information being accessed has not been altered and truly represents what is intended. It can be both, intentional or unintentional (accident). Availability- information can be accessed and modified by anyone authorized to do so in an appropriate time-frame. data mining - Answers the process of finding patterns in a given data set. Used in context of fraud detection. data warehouse - Answers Provide generalized and consolidated data in multidimensional view. Also supply online analytical processing (OLAP) tools. A data warehouse helps business executives to organize, analyze and use their data for decision making. Database - Answers an organized body of related information Primary key's function - Answers This key is the unique identifier for each record in the table. Characteristic features for information quality - Answers Reliability − It should be verifiable and dependable.