HPS 8.1 Digital Devices Revision 0.0 / 5 ? ComputingDigital DevicesOtherNone Created by: mistersikoraCreated on: 19-10-16 18:17 Q8.1.1 What kind of data is stored in a Computers RAM? A8.1.1 All of it 1 of 21 Q8.1.2 How does Addressable Memory work? A8.1.2 A Computer assigns data that it puts in the RAM an address, so that it can be found quickly when it is needed. 2 of 21 Q8.1.3 How does a Computer carry out instructions from a Computer program? A8.1.3 It uses the Fetch-Decode-Execute cycle 3 of 21 Q8.1.4 What does BIOS stand for? A8.1.4 Basic Input Output System 4 of 21 Q8.1.5 Is BIOS an operating System? A8.1.5 No OS stands for Output System not Operating System 5 of 21 Q8.1.6 Are Windows Computers limited to using only Windows Office Applications? A8.1.6 No,Much Open Source Office Application Software can be used on WIndows OS Computers 6 of 21 Q8.1.7 Why does a computer need Output devices? A8.1.7 So that the cComputer can present the user wth useful information 7 of 21 Q8.1.8 Why does a computer need an Input device? A8.1.8 So that the user can enter information into the Computer, which is stored int he RAM 8 of 21 Q8.1.9 Why does a Computer have a CPU? A8.1.9 To Process everything that the computer does Central PROCESSING Unit 9 of 21 Q8.1.10 What happens to information in the RAM when the Computer is turned off or loses power? A8.1.10 All information in the RAM is lost when the Computer is swithced off, that is why it is important to save files before you do so. 10 of 21 Q8.1.11 Which type of network needs a SIM card to operate? A8.1.11 A Mobile network needs a SIm card 11 of 21 Q8.1.12 What type of digital device can operate on amobile network and a wireless network A8.1.12 Any Device that has a wireless antenna and a SIM card with credit, e.g. A mobile phone 12 of 21 Q8.1.13 What type of cable is the main part of a physical computer network? A8.1.13 An Ethernet cable 13 of 21 Q8.1.14 What is the function of an Operating System? A8.1.14 Establishing a User Interface, managing the hardware of a computer, and providing services for application software 14 of 21 Q8.1.15 Give three examples of task best perfomed by Human beings rather than computers A8.1.15 Writing a Fiction Novel, Changing a babies nappy, Painting a portrait in oil paint. 15 of 21 Q8.1.16 Why would something like measuring the amount of rainfall everyday, be a task better performed by a computer? A8.1.16 It is repetative, might need lots of readings in bad weather 16 of 21 Q8.1.17 What is application software? Give some examples a8.1.17 It is software that an end user users to complete a task, e.g. Word processing to write a letter, or A spreadsheet to work out a bill. 17 of 21 Q8.1.18 What is a Computer Sensor? A8.1.18 It is a digital device that remotely records data and stores it for use by an end user, e.g. A light sensor would record the amout of sunshine 18 of 21 Q8.1.19 Give an example of a digital device that can be an input and an output device A8.1.19 A touchscreen because it outputs so that the user can see what is produced but can touch it to input information 19 of 21 Q8.1.20 Name three Output devices A8.1.20 Printer, Monitor, Loudspeaker 20 of 21 Q8.1.21 Name three Input devices A8.1.21 Keyboard, Mouse, Microphone 21 of 21
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