Consider a university database for the scheduling of classrooms for -final exams. This database could be modeled as the single entity set exam, with attributes course-name, section number, room-number, and time. Alternatively, one or more additional entity sets could be defined, along with relationship sets to replace some of the attributes of the exam entity set, as: 1. course with attributes name, department, and c-number
2. section with attributes s-number and enrollment, and dependent as a weak entity set on course
3. room with attributes r-number, capacity, and building
Show an E-R diagram illustrating the use of all three additional entity sets listed

Which of the following types of software is most applicable to the promotion of new products through advertising? a. databases b. spreadsheets c. web design programs d. word processing tools

In simple terms, how would you define a protocol?

What is the item which could be matched with a statement below? software installed on a computer that produces pop-up ads using your browser an example of social engineering malware loads itself before the os boot is complete type of spyware that tracks your keystrokes, including passwords windows key + l the practice of tricking people into giving out private information or allowing unsafe programs into the network or computer when someone who is unauthorized follows the employee through a secured entrance to a room or building a type of malware that tricks you into opening it by substituting itself for a legitimate program a computer that has been hacked, and the hacker is using the computer to run repetitive software in the background without the user's knowledge an infestation designed to copy itself repeatedly to memory, on drive space, or on a network