18 Questions
What is the primary purpose of character encoding schemes such as ASCII and EBCDIC?
To enable communication between different computer systems
In the EBCDIC code, what is the numerical representation of the letter 'B'?
194
What is the primary advantage of Unicode over ASCII and EBCDIC?
It can represent many more characters
When a computer using ASCII communicates with a computer using EBCDIC, what happens at the presentation layer?
The message is translated to EBCDIC
How many bits are typically used to represent a character in ASCII?
8 bits
What happens when a computer using Unicode communicates with a computer using the same character code?
No translation is necessary at the presentation layer
What symbol is not included in the American version of ASCII?
British Pound sign (£)
What is the limitation of representing Japanese characters using ASCII?
It requires replacing all Latin characters in the ASCII table.
What is the basic principle of representing text in computing?
Assigning a number to each character.
What is the purpose of Section 4.3 in the text?
To consider the representation of non-textual data.
What is the limitation of the British version of ASCII?
It does not include the Euro symbol (€).
What is the purpose of Chapter 4 in the text?
To consider the representation of text and non-textual data.
What is the representation of ASCII characters in the given encoding scheme?
8-bit
What is the maximum number of octets that a single character may consist of in the given encoding scheme?
6
What is the purpose of the bits 10 in the trailing octets?
To mark trailing octets
How many characters can be represented as single octets in the given encoding scheme?
128
What is the significance of the first bit being 0 in an octet?
It indicates that the character is a single-byte UTF character
What is the pattern used to indicate how many octets will follow in the given encoding scheme?
0, 10, 110, 1110
This quiz is about character encoding systems used in computers, including ASCII, EBCDIC, and Unicode. It covers how these codes represent characters and their differences.
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