Answer: b) False
Explanation:
Alternative method that is used for information system consisting of prototyping, outsourcing, end-user development mechanism, system life cycle etc for building a system.
- These process consist of focusing on user requirement, using high level programming languages, development of prototype,creation of package, database etc instead of cross-sectional phase,selection decisions,top management option etc.
- Therefore, the correct option is option(b) as the statement is false.
<span>An attribute in a relation of a database that serves as the primary key of another relation in the same database is called a</span>
Answer:C)User interface
Explanation: User interface(UI) is the interaction phase of the user or programmer with the computer system and network. This phase helps the user to connect with the operating system function and let them process it according to the requirement. Example-monitor , keyboard, mouse etc.
Other options that are given are incorrect because operating system is the system that is part of the interface , information is the data and storage is for the storing of data,.Thus the correct option is option(C)
Answer:
Control bus
Explanation:
A control bus is a PC bus that is utilized by the CPU to speak with gadgets that are contained inside the PC. This happens through physical associations, for example, links or printed circuits.
The CPU transmits an assortment of control sign to parts and gadgets to transmit control sign to the CPU utilizing the control bus. One of the principle targets of a transport is to limit the lines that are required for communication
An individual bus licenses communication between gadgets utilizing one information channel. The control transport is bidirectional and helps the CPU in synchronizing control sign to inside gadgets and outer segments. It is included interfere with lines, byte empower lines, read/compose sign and status lines.
Answer:
d. A web analytic
Explanation:
Web analytic measure activity and behavior of a user on a website, for example: how many users visit, how long they stay, how many pages they visit, which pages they visit, and whether they arrive by following a link or not.
Ordinal data is a categorical, statistical data type where the variables have natural, ordered categories and the distances between the categories is not known.
Dependent variable rely on another variable to get a value
Independent variable are variable which can be gotten on their own without relying on another variable.
