Data Flow Diagrams, UML, and Process Specifications
Entities, Data Flows, Processes, and Data Warehouses
Entity: Also known as a source or destination, an entity is used to send or receive data to the system. It is considered to be outside the system described.
Data Flow: Shows the movement of data from one point to another. The arrowhead indicates the destination of the data.
Process: Represents a change of data and their processing. It represents the work to be performed on the system.
Data Warehouse: Represents a data repository, which lets you browse,
Read MoreHR Department: Staffing, Recruitment, and Selection
Mission of the Human Resources Department
The mission of the Human Resources department is to contribute to the achievement of the company’s objectives and outcomes. To do so, HR develops different activities in order to provide the company with an adequate workforce.
Staffing Activities
Human Resource Planning
Planning involves developing programs to ensure the availability of staff required by the firm in a timely manner. This includes designing both short and long-term programs.
Analysis and Design
Read MoreOrganization and Management Fundamentals
Organization and Management
Organization: A group of people working together in a structured and coordinated fashion to achieve a set of goals.
Management: A set of activities (including planning and decision making, organizing, leading, and controlling) directed at an organization’s resources (human, financial, physical, and information) with the aim of achieving organizational goals in an efficient and effective manner.
Core Management Functions
Planning: Setting an organization’s goals and deciding
Read MoreRadio Communication: Advantages, Disadvantages, and Protocols
Radio Communication: Advantages and Disadvantages
Advantages:
- Speed of more effective communications
- Services
- Better utilization of operational resources
- More effective police equipment
- Simple operation, comfortable, and lightweight
Disadvantages:
- Limiting the means of expression
- Demand clarity, brevity, and precision in messages
- Attention and constant listening are required
- It takes constant discipline
Personnel Duties and Communication Discipline
Transfers:
- Broadcast service is secret and cannot be used for
Effective Business Planning: Objectives and Stages
Planning Stages in Business
Planning involves studying and setting objectives for a company in the short, medium, and long term, considering the entire system and its subsystems. It’s about deciding in advance what to do and the necessary steps. Effective planning should:
- Contribute to Objectives: Positively contribute to achieving company aims, developing sub-goals applicable to various subsystems.
- Ensure Efficiency: Minimize unintended consequences and yield results exceeding costs.
- Promote Generalization:
Understanding Company Liabilities and Assets
Definition of Current Liabilities
Consists of those debts that the company has a financial return. Therefore, they correspond to the mass of assets required in the short term:
- Callable in the short term: Consists of the debts of the company and should return soon. These are situations in which goods or services are received and not paid, so they remain a duty or an obligation of payment.
Definition of Non-Current Liabilities
Consists of those sources of funds to be returned in a period exceeding the
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