Question 1

COGNITIVE ASSESSMENT Which of the following best defines big data?

Accepted Answer

Big data refers to extremely large data sets that are beyond the capability of traditional data processing applications, requiring advanced technologies and methods for analysis, storage, and processing.

Question 2

Which of the following is another term for a JAD session?

Accepted Answer

A JAD (Joint Application Development) session is a structured process where users, managers, and developers meet to discuss and agree on software requirements, design, and development. It's similar to a focus group in that it involves gathering input from multiple stakeholders to reach a consensus.

Question 3

COGNITIVE ASSESSMENT Which of the following is NOT one of the three general guidelines for system development?

Accepted Answer

Creating documentation is a specific task within system development, but it is not one of the three general guidelines, which typically include grouping activities into phases, involving users, and defining standards.

Question 4

A(n) ______ translates and executes one instruction at a time and converts it to machine language.

Accepted Answer

An interpreter translates and executes one instruction at a time, converting it to machine language as it goes, unlike a compiler which translates the entire program before execution.

Question 5

Critical Thinking Questions Case 11-1
You recently started a new job working with databases. You receive training on maintaining the database from your boss, Gregor.
Gregor tells you that when a DBMS flags a deleted record, ______.

Accepted Answer

When a DBMS flags a deleted record, it means the record is deleted logically but not physically removed from the storage medium. This allows for easier recovery if the deletion was a mistake.

Question 6

Critical Thinking Questions Case 11-2
You have been chosen to be a teaching assistant in your database course. The instructor asks you to prepare a presentation on Big Data.
Which of the following is NOT one of the three V's of Big Data.

Accepted Answer

The three V's of Big Data are Volume, Velocity, and Variety. Volatility is not considered one of the core characteristics of Big Data.

Question 7

Which of the following is NOT true about OOP languages?

Accepted Answer

A) is not true because one of the main advantages of OOP is the ability to reuse and modify existing objects, which is facilitated by inheritance and polymorphism.

Question 8

Critical Thinking Questions Case 11-1
You recently started a new job working with databases. You receive training on maintaining the database from your boss, Gregor.
Gregor tells you that a(n) ______ check verifies that a required field contains data.

Accepted Answer

A completeness check ensures that all required fields in a database have been filled out with data, verifying that no necessary information is missing.

Question 9

COGNITIVE ASSESSMENT Which of the following is NOT true about web application development?

Accepted Answer

Flash support has been discontinued in favor of HTML5, which is now widely supported across modern browsers and devices. Flash used to be a common technology for web applications and multimedia content, but it has been phased out due to security issues, performance problems, and the rise of HTML5, which offers similar capabilities with better efficiency and without the need for plug-ins.

Question 10

Detailed analysis sometimes is called ______ design.

Accepted Answer

Detailed analysis is sometimes referred to as logical design, which involves creating a detailed blueprint of the system's components and their interactions.

Question 11

COGNITIVE ASSESSMENT Which of the following is NOT an advantage of the database approach?

Accepted Answer

The answer of COGNITIVE ASSESSMENT Which of the following is...

Question 12

COGNITIVE ASSESSMENT Which of the following best describes function creep?

Accepted Answer

Function creep occurs when technology or systems gradually expand beyond their original purpose, often leading to privacy concerns or unintended uses. This is best described by option C, where a company repurposes technology for something other than its initial intent.

Question 13

COGNITIVE ASSESSMENT Which of the following is NOT an activity in the implementation phase?

Accepted Answer

C) Solicit vendor proposals is an activity typically associated with the planning or pre-implementation phase of a project, where organizations evaluate potential vendors and their offerings before deciding on the system or solution to implement. The other options (A, B, and D) are activities that occur during the implementation phase.

Question 14

COGNITIVE ASSESSMENT Why would a field that contains numbers have a text data type?

Accepted Answer

Numbers stored as text data types are often used in contexts where the numbers are not intended for calculations but rather for identification or categorization, such as phone numbers, zip codes, or identification numbers.

Question 15

COGNITIVE ASSESSMENT Which of the following best describes the function of a primary key?

Accepted Answer

Primary keys are used to uniquely identify each record in a database table, ensuring that no two rows have the same primary key value.

Question 16

COGNITIVE ASSESSMENT Which of the following best describes the principle of least privilege?

Accepted Answer

The principle of least privilege means that a user's access rights are limited to only what are strictly required to perform their tasks, minimizing potential security risks.

Question 17

Agile development guidelines emphasize adaptation of goals and continuous improvement of the software or app.

Accepted Answer

Agile development is characterized by its iterative and incremental approach, focusing on flexibility, customer collaboration, and adapting to changing requirements throughout the development process. Continuous improvement of the product is a core principle, allowing for adjustments based on feedback and evolving goals.

Question 18

A(n) ______ test measures the performance of hardware or software.

Accepted Answer

A benchmark test is specifically designed to measure the performance of hardware or software, often by comparing it against standard reference points or other systems.

Question 19

Critical Thinking Questions Case 11-2
You have been chosen to be a teaching assistant in your database course. The instructor asks you to prepare a presentation on Big Data.
Data ______ is the process of presenting data graphically as charts, maps, or other pictorial formats.

Accepted Answer

Data visualization is the correct term for the process of presenting data in graphical formats such as charts, maps, or other pictorial forms to make information understandable and actionable for users.

Question 20

Gantt and PERT are types of ______ used to plan and schedule time relationships among project activities.

Accepted Answer

Gantt and PERT are types of charts used in project management to plan and schedule the time relationships among project activities. Gantt charts provide a visual timeline for project tasks, while PERT charts are used to analyze and represent the tasks involved in completing a project.

Quiz 11: Building Solutions