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What I Know Choose the letter of the best answer. Write the chosen letter on a separate sheet of paper. 1. What is a device that is capable of storing information? a. memory c. memory card b. hard disk drive d. processor 2. What is a measuring tool that measures voltage, current, and resistance? a. oscilloscope c. voltmeter b. multimeter d. ohmmeter 3. What uses a needle that moves on a scale to indicate the value being measured? a. Analog multimeter c. Clamp ammeter b. Digital multimeter d. Weighing scale 4. What is composed of 1,024 bytes? a. Byte c. Megabyte b. Kilobyte d. Terabyte 5. Where is the value displayed on a digital multimeter? a scale c. Flat screen b. LCD Screen d. Both b and c 6. What allows the computer to send graphical information to a video display? a. memory c. video card b. processor d. multimeter 7. What is the hardware component that responds to and processes the instructions needed for the computer to run? a. memory c. video card b. processor d. multimeter 8. What is the unit of measurement for processor speed? a. Irhertz c. gigahertz b. megahertz d. both b and c 9. What number should be used as a divisor to convert decimal to binary digits? a 1 c. 3 b. 2 d. 4 10. What should be replaced regularly to maintain a multimeter? a. Test probes b. circuits c. motherboard d. Ohmmeter batteries
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