Digital Devices Worksheet

Master digital devices! Learn about laptops, smartphones, resolution, storage & more. 8th Grade Science.

Please Enter your Full-Name and Section. Match the digital device with the correct description: Portable Laptop used in household appliances Microprocessor use a SIM card Mobile Phones Combine the monitor with the PC hardware all-in-one a printer Peripheral devices Fill in the blanks with the correct word given:(Click on the blank to see the answer options) Most modern TVs can be connected to an external sound system to improve the sound quality, as these TVs come with built in speakers with limited quality , because the screen is usually very thinsound systems can be connected using wired connections like USB, or wireless connections like Bluetooth, and Wi-Fi Sort the following words into the correct category:Mainframe computers -Personal Computers - Single board computersclick on the word and choose acategory.You can click again on the word to change your answer. Mainframe computers Banks Powerful complex processing Single - board computers Embedded computing Raspberry Pi zero Micro SD card Personal Computers Desktop PC Office Home Laptop This is a general purpose computer made up of separate components: monitor, keyboard, mouse, processor, and storage. Desktop or Personal Computer (PC) Mainframe computer Tablet Smartphones Like a laptop, this is a small portable computer, but the biggest difference is that its user interface is all through touch. Desktop or Personal Computer (PC) Mainframe computer Laptop Tablet What is meant by 'High Resolution'? Better color More pixels More storage capacity More power consumption Which one of the following disks has the largest storage capacity? CD DVD Blu-ray Which one of these would be a good feature in a smartphone for agrandmother? Small Buttons Loudspeaker Small Screen What is this device called? digital camera digital camcorder sound system What happens when you copy small or low quality image from the Internet and try to enlarge it? it becomes pixelated The resolution is increased it gets sharper it becomes pixel-rated What is the effect of increasing the resolution of an image? The image has more white The image gets bigger The image quality improves The image gets smaller Which one of the following resolutions represent the TV screen in the picture below? 1366p 1366+768 768K 768p What is this device called? Media Player Game console Smart phone Tablet A device that records broadcasted content so that it can be watched at a later date: Personal video recorder Digital camera Blu-ray player Blu-ray players can play DVD disks, but DVD players will not play Blu-ray disks. True False A device that must always be connected to an external power source to work: What description best describes digital devices? Household items bought in a shop. Handheld items connected to the Internet. Any electrical equipment that has a micro-controller. A computer system. Which one of the following is NOTtrue about desktop computers? Have a larger screen Need constant power supply Easy to upgrade Portable Low frame rates in moving images produce smoother results than high frame rates. True False The quality of the image captured by the camera depends on: The quality of the lens The image processor the resolution of the sensor All the options are correct Accessibilitymeans: a way of connecting electronic machines to the internet a measure of how easy something is to use easy to carry or move all the options are correct Alto 2 'talking phone' is a specialist mobile phone for: blind people deaf people handicapped people Smartphones have a longer battery life than other mobile phones. True False What type of sensors do Digital cameras and camcorders use? Light sensor Touch sensor Ultrasonic sensor Temperature sensor