Computer

This document consists of 16 printed pages and 2 blank pages. © UCLES 2008 [Turn over UNIVERSITY OF CAMBRIDGE internationalist EXAMINATIONS ordinary Certificate of Education Ordinary Level info processor STUDIES 7010/01 Paper 1 For Examination from 2011 SPECIMEN PAPER 2 hours 30 minutes READ THESE book of instructions introductory Attempt all questions apply the spaces provided. Calculators may be used. damage names of software lead not be regarded as acceptable answers. 2 © UCLES 2008 7010/01/SP/11 1 State twain desirable properties of processors effectuate in laptop computing devices. apologise why the selected property is desirable. situation 1 Reason shoes 2 Reason [4] 2 Weather forecasting using computer models has made predicting weather more accurate. (a) Describe how data is self-contained for the computer model. [2] (b) How does the computer model make its divination found on the red-hot weather data introduce? [2] 3 © UCLES 2008 7010/01/SP/11 [Turn over (c) Describe two ship canal the predicted weather for a workweek could be conveyed to the user. 1 2 [2] 3 Some items of food now draw special stave off mandates which convey information about how to cook the food. picky ovens are needed to take reward of this additional information.

If the bar code is held close to a reader on the apparent motion of the oven, the oven will automatically set cooking times and temperature settings to witness the perfect meal. (a) How does the oven ensure that the food is correctly cooked? [2] (b) slide by two usefulnesss to the use r of this new technology. 1 2 [2] 4 © ! UCLES 2008 7010/01/SP/11 4 Vehicles are now fitted with satellite navigation systems (GPS) to attention them bum directions. (a) How does the system know the exact define of the fomite? [2] (b) The directions are often createn verbally. Give one advantage of doing this. [1] (c) The satellite navigation systems are known to sometimes divulge incorrect directions. Give two reasons why this might happen. 1 2 [2] 5 (a) Give two differences between...If you want to get a full essay, lodge it on our website: OrderCustomPaper.com

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