Untitled Presentation

Assessment scores

Student names

Classroom attendance

Homework assignments

Student names

Regular assessment scores

Mid-term scores

Final scores

SQL

Microsoft Office

PHP

Oracle

Updating data

Data extraction and information mining

Automatic data collection

Data analysis

Data entry

Data update

Data deletion

Data retrieval

Analyzing student performance

Creating lesson plans

Conducting parent-teacher meetings

Organizing school events

Student names

Grades in different assessments

Class attendance

Extracurricular activities

Dương Hồng Anh

Nguyễn Kì Duyên

Đỗ Hồng Dương

Bùi Quý Dương

Add data

Delete data

Edit data

View data

Data Entry

Data Backup

Data Management

Data Analysis

Update data

Delete data

Edit data

All of the above

Data storage

Data entry

Data retrieval

Data analysis

To create large sets of data

To find patterns and correlations within large sets of data

To store data for long-term use

To develop new data mining techniques

It helps in understanding student performance

It is used for grading purposes

It provides insights into teaching methods

It is irrelevant to the learning process

Data mining

Data analysis

Data extraction

Data processing

Dương Hoàng Anh: 8 in Math, 6 in Geography

Lương Việt Anh: 5 in Math, 8 in Geography

Nguyễn Kì Duyên: 9 in Math, 7 in Geography

All of the above

grocery list

directions to a friend's house

ingredients needed for a recipe

To create visual representations

To gather data from surveys

To extract useful information from data

To present data in tables

It allows for faster retrieval of data.

It reduces the amount of data stored.

It makes data less secure.

It simplifies data management.

Add new data

Edit data

Delete data

View data

MODIFY

ALTER

SAVE

UPDATE

To ensure data is always available

To prevent data loss

To maintain data security

To facilitate data analysis

To ensure data is lost

To make data retrieval difficult

To meet various management requirements

To avoid data updates

3. Random Selection: Choosing data randomly without any specific method.

1. Surveys: Gathering information from a sample of individuals through questionnaires or interviews. 2. Observations: Collecting data by watching and recording behaviors or events. 3. Interviews: Directly asking individuals or groups for information.

1. Guessing: Making assumptions about the data without any evidence.

2. Social Media: Collecting data from various social media platforms without permission.

By scanning barcodes

By manual entry

By using RFID tags

By customer feedback

Product price

Product origin

Nutritional information

Expiration date

on the sales floor

at the distribution center

at the manufacturer

in the office

All the inventory owned by the retailer regardless of its location

All the inventory available in the retailer's physical store

All the inventory a retailer has on order

All the inventory sold within the past year

To store large amounts of data

To provide a unique identifier for products

To display colourful images

To measure distances

Linear bar code

Circular bar code

Triangular bar code

Hexagonal bar code