Quiz 3-Number Systems Name: Date: Task 1: Convert the denary number 165 into: [4] a binary ............................................................................................................................................................................ ............................................................................................................................................................................ b hexadecimal ............................................................................................................................................................................ ............................................................................................................................................................................ ............................................................................................................................................................................ Task 2: Convert the following binary number into denary: [2] a01110110 ............................................................................................................................................................................ ............................................................................................................................................................................ b Convert the following hexadecimal number into denary: [2] 5F ............................................................................................................................................................................ ........................................................................................................................................................................... c Convert the following binary number into hexadecimal: [2] 101011000100 ............................................................................................................................................................................ ........................................................................................................................................................................... d Convert the following hexadecimal number into binary: [2] 3ED ............................................................................................................................................................................ ............................................................................................................................................................................ ........................................................................................................................................................................... Task 3: State three(3) uses of the hexadecimal system. [3] 1 ........................................................................................................................................................................... ........................................................................................................................................................................... 2 ........................................................................................................................................................................... ........................................................................................................................................................................... 3 ........................................................................................................................................................................... ........................................................................................................................................................................... Task 4: Three questions are shown on the left and five numerical values are shown on the right. Draw lines to connect each question to its correct numerical value (two of the numerical values are not used). [3] Task 1 and Task 2 Task 3: • memory dumps • error codes • MAC addresses • IP addresses • HTML color codes Task 4: 14
