53 a set of examination papers which have been graded

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Unformatted text preview: bers. 47. Draw a flowchart of the logical steps needed to produce a printed listing of all students over the age of 20 a class. The input records contain the name and age of the students. Assume a sentinel value of 99 for 1 age field of the trailer record. 48. Draw a flowchart of the logical steps needed to print the name and age of the oldest and the youngest student in a class. The input records contain the name and age of the students. Assume a sentinel value of 99 for the age field of the trailer record. 49. The first 20 records in a data set are to be read and printed. Draw a flowchart for the algorithm to do this job. Make sure that the processing stops after the twentieth record. 50. Input data regarding the information of employees of a company has been supplied. The first field of each input record contains the employee number (EmployeeNo). Assume that the input data of all the employees is terminated by a trailer record having a sentinel value of 99999 for EmployeeNo. Draw a flowchart for the logic to count and print the total number of input records, that is, the total number of employees. 51. For the employees problem of Question 50, we want to count and print the number of only male employees in the age group of 25 to 30. Assume that the input records contain SexCode and Age fields to provide this information. Draw a flowchart for the algorithm to perform this job. 52. Suppose that a population survey has been carried out in a given city, and that the information received from the survey has been stored in a computer, one record per citizen. That is, each record contains the name, address, sex, age, profession, etc., of one citizen. We want to print the details of all the adults (aged 18 years or more) in the city under survey. Finally, we also want to print the total number of adults. Assume a suitable sentinel value for any field in the trailer record and draw a flowchart for the algorithm to do this task. 53. A set of examination papers, which have been graded with scores f...
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