Non-Profit Board Structure

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16 Questions

What is the term used to describe a relationship between two attributes in a database table?

Functionally dependent

Which of the following represents an unknown or missing value in a database table?

Null

What is a restriction on primary keys in a database table?

It cannot be Null

Which relational operator is used to combine two tables with identical structures but different data?

Union

What is the result of combining two tables using the UNION operator?

All records from both tables, including duplicates

What is the purpose of a primary key in a database table?

To uniquely identify each record

How can you retrieve students who have fully paid their study fees for both semesters from a school database?

Using the Intersect operator

What is the significance of a candidate key in a database table?

It is a potential primary key

What is the primary function of a Database Management System (DBMS)?

To manage and organize data

What is a characteristic of a workgroup database?

Supports a specific department

What serves as an intermediary between the user and the database?

Database Management System (DBMS)

What is a challenge in file system data management related to data sharing?

Data sharing

What reduces potential errors in database design?

Data models

What is an example of a database constraint?

An employee's salary

What type of relationship exists between a forklift driver and a forklift?

1:*

What are the properties of a student, such as name, surname, and age?

Attributes

Study Notes

Advantages of a Large Board

  • Having a large board provides sufficient personnel to manage workload and serve on committees
  • Diverse perspectives are represented, bringing a range of viewpoints to the table
  • A larger board offers space for a variety of expertise and experience, enriching decision-making processes
  • In times of leadership change, a large board ensures better continuity and stability
  • Raising a quorum is easier with a larger board, as there are more members to contribute

Advantages of a Small Board

  • Communication and interaction among members are facilitated, promoting a sense of cohesion
  • With fewer members, directors are more likely to be constantly and meaningfully involved, leading to increased satisfaction
  • A small board fosters a sense of unity, common purpose, and ownership of the work
  • Scheduling meetings is easier with fewer members, reducing logistical challenges
  • Oversight is more efficient, as decisions can be made quickly and with greater agility
  • Small boards respond faster to change, making them more adaptable to shifting circumstances
  • Members are more engaged and invested in the decision-making process

Advantages of Committees

  • Committees allow for the pooling of knowledge and experience, leveraging the strengths of individual members
  • Information can be easily shared and transmitted among committee members, promoting effective communication
  • Committees promote teamwork and cooperation, encouraging collaboration and mutual support
  • They provide a platform for employees to express themselves and be heard, fostering a sense of inclusivity
  • Committees can serve as a vehicle for training potential managers, developing their skills and expertise
  • By diversifying the power base, committees ensure that decision-making authority is not concentrated in the hands of a few individuals
  • Multiple interests and concerns can be addressed through various committees, catering to a range of needs and perspectives

Database Management System (DBMS)

  • Inaccurate advantage of DBMS is increased data inconsistency
  • DBMS provides improved data access and decision making
  • Minimized data inconsistency is an advantage of DBMS

Types of Databases

  • A database that supports a specific department within an organization is a workgroup database

Intermediary between User and Database

  • Database Management System (DBMS) serves as the intermediary between the user and the database

File System Data Management Challenges

  • A challenge related to security in file system data repository is data sharing

Database Design

  • Data models reduce potential errors in database design
  • Completeness, access control, and relevance are not related to reducing potential errors in database design

Database Constraints

  • An example of a database constraint is an employee's salary must have values that are between R600 and R230 000

Relationships

  • A forklift driver drives many different forklifts, but each forklift is driven by only one driver, is a 1:* relationship

Entity Properties

  • Attributes describe properties of an entity, such as a student's name, surname, and age

Database Models

  • The logical model is used to logically view data in a database, rather than physically

Functional Dependence

  • In the context of a database table, each value in column A determines one and only one value in column B, is an example of functional dependence

Null Values

  • Null indicates an unknown attribute value and a known but missing attribute value in a database table

Primary Keys

  • Primary keys should be unique and cannot be Null
  • It cannot be a foreign key is not a restriction to primary keys

Relational Operators

  • The Intersect relational operator is used to retrieve data that meets multiple conditions, such as students who have fully paid study fees for both first and second semesters

Set Operations

  • The result of Table 1 UNION Table 2 is a table that combines all rows from both tables, without duplicates

This quiz assesses the advantages of having a large or small board in a non-profit organization. It covers the benefits of diverse perspectives, expertise, and continuity in a large board, as well as the ease of communication and unity in a small board.

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