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Arizona State University *

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120

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Computer Science

Date

Apr 3, 2024

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pdf

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6

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Quiz 3 Number Systems Conversions and Arithmetic Due Feb 18 at 11:59pm Points 80 Questions 16 Available until Feb 18 at 11:59pm Time Limit 45 Minutes Allowed Attempts 2 Instructions Attempt History Directions 1. Take the quiz after completing the reading and activities on Number Systems Conversions and Arithmetic. 2. You will have 4 5 minutes time to complete each attempt of the quiz. 3. You will have two attempts. Will keep the average score of the two attempts. 4. There are no make-up opportunities if the quiz is not completed by due date. 5. The quiz is open books and notes. Take the Quiz Again
Attempt Time Score LATEST Attempt 1 37 minutes 80 out of 80 Answers will be shown after your last attempt Score for this attempt: 80 out of 80 Submitted Feb 18 at 10:53pm This attempt took 37 minutes. Question 1 5 / 5 pts 0000.1000 0000.0010 0000.0100 0010.0000 Question 2 5 / 5 pts 23 22 48 19 Question 3 5 / 5 pts 00011110 00111010 00111100 Which binary value equals 2 ? -3 The decimal equivalent of binary 0010110 is Convert decimal 60 to binary
00101110 Question 4 5 / 5 pts 4D 5C 3D 3C Question 5 5 / 5 pts 0 to 64 0 to 127 0 to 100 0 to 256 Question 6 5 / 5 pts 11100010 11100000 11101110 11110100 Question 7 5 / 5 pts -26 The hexadecimal equivalent of decimal 61 is The range of positive numbers possible in an eight-bit two's complement system is How is -32 represented in eight-bit two's complement notation? 10 When using signed two's complement notation, what is the decimal value of 11101100?
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-64 +175 -20 Question 8 5 / 5 pts 01101101 01101000 11101001 01101001 Question 9 5 / 5 pts C 2 F F 1 C 2 1 F F Question 10 5 / 5 pts 2 8 3 6 6 2 C 2 Solve this binary problem: 01100100 + 00000101 Add the following hexadecimal numbers: FA + C8 Subtract the following Hexadecimal numbers: F8 - C2
Question 11 5 / 5 pts 111011.0011 1111011.11 111011.11 None of the above Question 12 5 / 5 pts 3B.3 3B.C B3.3 B3.C Question 13 5 / 5 pts -3 -5 +11 None of the above Convert the following decimal number to binary: 59.75 Convert the following binary number to hexadecimal: 111011.11 What is the decimal value of the 4-bit 2’s complement number 1011?
Question 14 5 / 5 pts 56 70 111 000 None of the above Question 15 5 / 5 pts 013 103 027 01F Question 16 5 / 5 pts 1A 2A 2B 1B Quiz Score: 80 out of 80 Convert the following hexadecimal number "38" to Octal: Convert the following binary number "0010111" to Octal Convert the following decimal number to Hexadecimal: 27
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