Tham khảo tài liệu 'giáo trình phân tích ứng dụng cấu tạo và công dụng của máy in theo setup catridge p6', công nghệ thông tin, quản trị mạng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | - The base is ten there are 10 different symbols the digits 0 1 2 9 - To represent value less than ten involves only one digit larger values need two or more digits Binary system - The base must be two with only the digits 0 and 1 available - To show values of two or ever require two or more binary digits Octal system - Octal system has eight as its base it uses the symbol 0 1 2 up to 7 only - Two or more digits are needed for values of eight and above Hexadecimal system hex - Hexadecimal system has sixteen as its base it use the symbols 0 1 2. 9 A B C D E F to stand for the digits ten eleven twelve thirteen fourteen fifteen. Question 2. Converting from Bases To Bases 1. Change the decimal - Binary Eg. 2559 10 2559 1 1279 1 639 1 319 1 159 1 79 1 39 1 19 1 9 1 4 0 2 1 0 0 2559 10 10111111111 2 - Octal 7690 10 17012 8 - Hexadecimal 6369 10 CF81 16 --------- C F 2. Convert to others from binary - To decimal 101010 2 ------- 10 42 101010 2 42 10 - To octal 100101101 1st step change into denary 256 32 8 4 1 301 10 2nd step convert to octal 301 61 301 10 455 8 To hexadecimal 100101101 2 455 8 110111011011 1st step 2048 1024 256 158 64 16 8 2 1 3547 10 2nd step 3547 10 CCA 16 M 110111011011 2 CCA 16 3. Convert into binary and display the answer in normalized exponential form 247 1 123 1 61 1 30 1 15 1 7 1 3 1 1 1 0 1 247 10 11110111 2 0. 1111011 x 2 normalized exponential form Question 3. Integer and Floating point arithmetic 1. Floating point Addition a. x 25 x 25 0. 1001 x 25 x 25 x 26 b. x 23 x 25 x 25 x 25 x 25 x 25 x 26 here have truncation x 26 2. Floating point subtraction a. x 27 x 27 x 27 0. 10 x 25 b. x 28 x 25 x 28 x 28 x 28 3. Floating point multiplication a. x 23 x x 23 .
