Hmewrk

QUESTIONS 1 (a) cite the purpose of the following bends in a electronic computer strategy. (i) An input device (ii) An turnout device (iii) A repositing device A computer system is procedured to monitor and control the temperature of the peeing in a seek tank. (b) State an example of each(prenominal) of the following types of device which would be occupyed in the computer system and state what they would be use for. (i) An input device (ii) An output device (iii) A storage device (c) The data is collected at regular magazine intervals and the results from the past 24 hours are stored in an array. (i) State railway cardinal parameters that it is necessary to set when defining an array. (ii) specify an algorithm to larn a temperature into the array when it is collected. 2 (a) When a coder writes a program, it is necessary to ensure that the code is properly presented to dispense with technicians to hurt it. take in three methods that the programmer can use to fasten the code understandable. (b) (i) Describe the technique of white stripe testing. (ii) Describe two other methods of identifying program errors. 3 A computer controlled political cable car on a outturn demarcation is designed to produce components for cars. When the firm decides to change the car model, the machine must be reprogrammed.

(a) State what is meant by (i) custom-written software, (ii) generic applications software. (b) State which of the types of software in (a) is appropriate as the software for the computer controlled machine and justify your answer. (c) State three thin gs which would need to be considered for the! murder (installation) of the new software. 5 Customers send ranges to a stake order company by post. Some of the workers have to open the mail and input all the orders into the computer system. (a) explain why the data input to the system by these workers is stored on a ambitious drive before being processed. (b) Describe a valid procedure to be followed to back up the data. (c) Explain why data would be archived in...If you want to operate a overflowing essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper