Скачать или смотреть Ch 1.1 Data Representation | Information Representation | AS P1 Computer Science 9618 | Part 1/5

𝗟𝗶𝗻𝗸 𝘁𝗼 𝗼𝘂𝗿 𝗹𝗮𝘁𝗲𝘀𝘁 𝗻𝗼𝘁𝗲𝘀:
AS Theory: https://1drv.ms/o/s!Av_8lM3EFhYbkEghL...

A2 Theory: https://1drv.ms/o/s!Av_8lM3EFhYbkEzDL...

AS Psuedo: https://1drv.ms/o/s!Av_8lM3EFhYbkFNuz...

A2 Codes: https://drive.google.com/drive/folder...

𝗧𝗼𝗽𝗶𝗰 𝗣𝗹𝗮𝘆𝗹𝗶𝘀𝘁👇🏽
   • Data Representation | Information Represen...  

𝗣𝗮𝗽𝗲𝗿 𝗣𝗹𝗮𝘆𝗹𝗶𝘀𝘁👇🏽
   • A Levels Computer Science 9618 | Paper 1  

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𝟭 𝗜𝗻𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 𝗿𝗲𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻
𝟭.𝟭 𝗗𝗮𝘁𝗮 𝗥𝗲𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻
𝗖𝗮𝗻𝗱𝗶𝗱𝗮𝘁𝗲𝘀 𝘀𝗵𝗼𝘂𝗹𝗱 𝗯𝗲 𝗮𝗯𝗹𝗲 𝘁𝗼: 𝗡𝗼𝘁𝗲𝘀 𝗮𝗻𝗱 𝗴𝘂𝗶𝗱𝗮𝗻𝗰𝗲
Show understanding of binary Understand the difference between and use:
magnitudes and the difference • kibi and kilo
between binary prefixes and • mebi and mega
decimal prefixes • gibi and giga
• tebi and tera


Show understanding of different Use the binary, denary, hexadecimal number
number systems bases and Binary Coded Decimal (BCD) and one’s
and two’s complement representation for binary
numbers
Convert an integer value from one number base/
representation to another


Perform binary addition and subtraction Using positive and negative binary integers Show
understanding of how overflow can occur


Describe practical applications where
Binary Coded Decimal (BCD) and
Hexadecimal are used


Show understanding of and be able to Students are expected to be familiar with ASCII
represent character data in its internal (American Standard Code for Information
binary form, depending on the character Interchange), extended ASCII and Unicode.
set used Students will not be expected to memorise any
particular character codes



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