Has letter and numbers. Ex: 6A, T2J7z
Alphanumeric Type of Data
Includes currency (money) Ex: $5
Currency Type of Data
Shows date. Ex: Date of birth, today`s date 08/02/2023
Date Type of Data
Stores whole numbers that range from -2,147,483,647 to 2,147,483,647
Integer Type of Data
Includes a decimal number. Ex: 5.8 125.47
Real Data
As the integer data type holds values that have the potential to be used in calculations, telephone number is NOT an integer type of data. Because it has a space and may start with "+". Ex: +994556748921
REMEMBER!
Text strings hold groups of characters like a word or a phrase. Ex: hello, green, orange
String or text Type of Data
What type of data is alphanumeric?
Why phone number is NOT an integer type of data?
Give an example of currency type of data.
Field is a single data type. Ex: List of subjects. Student grade. Student names
Field
Record is a collection of data. Ex: Student name, surname, date of birth and grade. They are all together makes a record.
Record
Brain Break: Draw an Amogus eating an ice-cream.
Research: Explain what query is.
Research: What is a primary key?
What is the advantage of using a loop?
What is biometrics Security?
Brain Break: Draw a robot with mathematical shapes.
Write one advantage of using biometrics security.
What is a selection in programming context?
Why should be use a sensible filename for files?
What is a text alignment for?
Explain difference between input and output.
What type of data is the word "money" ?
Which formula is correct?
- SUM(B5:B10)
- =SUM(B5:B10)
- =SUM(B5,B10)
Which one is an input peripheral?
Give an example of a real data.
Draw an imaginary character.
Research: What is a social engineering?
The hardest topic of ICT
- Programming
- Databases
- Desktop Publishing