EA1 Ch3 (2 Data Encoding and Barcodes)

What does ASCII stand for?

• American Standard Code for Internet Interchange

• American Standard Code for Information Interchange

• American Standard Code for Information Integration

• American Standard Code for Information Interface

Which character encoding system is widely used in the United States and Western Europe?

• Unicode

• ISO-8859-1

• UTF-8

• ASCII

What is the range of ASCII characters?

• 0-255

• 1-100

• A-Z

• 0-127

What is the purpose of BIG5 character encoding?

• To represent Japanese characters in computer systems.

• To represent Arabic characters in computer systems.

• To represent Traditional Chinese characters in computer systems.

• To represent Russian characters in computer systems.

Each Chinese character is represented by a __ byte code in Big4/GB coding system.

• 1

• 2

• 3

• 4

What is the purpose of Unicode character encoding?

• To compress data

• To create a secure connection

• To provide a universal character set

• To generate random numbers

How many bits are used to represent each Unicode character?

• 8 to 24

• 32

• 64

• 8 to 32

What is a barcode?

• A barcode is a type of music genre.

• A barcode is a tool used for measuring temperature.

• A barcode is a form of currency used in certain countries.

• A barcode is a visual representation of data that is scanned and interpreted by a barcode reader.

What is the purpose of a barcode?

• To store and retrieve product data.

• To measure the weight of a product.

• To scan and play music.

• To track the location of a product.

What is a QR code?

• A QR code is a type of barcode.

• A QR code is a type of email attachment.

• A QR code is a type of currency.

• A QR code is a type of password.