MIS 3302 Midterm I Quiz

Data warehouses are sometimes called hypercubes because they _____.

_ is a security threat that may launch a worm through a Trojan horse or denial-of service attack at targeted IP address

_ is a combination of HW & SW that acts as a filter or barrier between network and external computers or networks

Which of the following is recommended in the context of a comprehensive security plan?

__ improves database efficiency by eliminating redundant data and ensuring that only related data is stored in a table

__, which is used for online storage and backup, involves multiple virtual servers that are hosted by third parties.

_ refers to computing devices everywhere with different sizes and power and accessed through multiple formats.

In computer and network security, _means that computers and networks are operating and authorized users can access the

Jacob, a data analyst, is working from home and needs to download some data from office. Which is the right solution?

In a _____ model, the relationships among records form a treelike structure.

_____ is also known as secret key encryption.

In a relational database model, the rows are called _____.

A personnel information system (PIS) helps in _____.

According to Porter, which strategy can be followed by an organization to successfully compete in the marketplace?

In object-oriented programming, a class __________.

_ is a form of spyware that collects information about a user (without any consent) to determine which ad to display

The data component of an information system is:

In the context of computer and network security_ refers to the accuracy of information resources within an organization.

An information system collects past data for performance reports. This shows that the data component___

The principle of _ in object-oriented programming is used to handle complexity by hiding unnecessary details from user.

A data _____ is the structure and organization of data, which involves fields, records, and files.

A(n) _____ is a type of server that stores computer software, which users can access from their workstations.

In a relational database, every record must be uniquely identified by a _____ key.

Which is true of memory devices?

Which of the following is not an advantage that data marts have over data warehouses?

Which is true of fifth-generation languages (5GLs)?

To be useful, information systems should _____.

Codes written for one type of computer using _____ do not work on another type of computer.

Every character, number, or symbol on the keyboard is represented as a(n) _____ in computer memory.

_____ consists of a series of 0s and 1s representing data or instructions.

The top two targets for ransomware attacks are the __________.