A student uses a computer and several hardware devices to complete his schoolwork.The computer has a central processing unit (CPU). (a) The student uses a keyboard to complete his schoolwork. Tick (✓) one box to show which type of device the keyboard is. A input □ B memory □ C output □ D storage □ [1] (b) The student uses a printer to print his schoolwork. Tick (✓) one box to show which type of device the printer is. A input □ B memory □ C output □ D storage □ [1] (c) A component in the CPU sends signals to manage the fetch-decode-execute cycle. State the name of this component. \_\_\_\_ [1] (d) The CPU has a clock speed of 2.4 Ghz. Describe what is meant by a 2.4 Ghz clock speed. \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ [2] (e) The CPU contains registers including the memory data register (MDR). (i) Describe the role of the MDR in the fetch-decode-execute cycle. \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ [2] (ii) Identify three other registers contained in the CPU. 1 \_\_\_\_ 2 \_\_\_\_ 3 \_\_\_\_ [3]

2023 - O/N - 0478/11 | Q1

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A student uses a computer and several hardware devices to...