Answer:
See explaination for program code.
Explanation:
inputFileName = input("Input filename: ") outputFileName = input("Output filename: ") inputFile = open(inputFileName, "r") outputFile = open(outputFileName, "w") count = 1 for line in inputFile: newLine = str(count).rjust(4, " ") + "> " + line outputFile.write(newLine) print(newLine) count += 1
Answer:
Open a file when the program needs to work with it and close the file as soon as you have finished using it.
Explanation:
In programming, we have some files that are stored in memory, or created in some other section of the program to save information.
<u><em>for example</em></u>, we want to save the data of a class or school faculty to create a database. For this purpose I need to create a file.
As the files that we will create may contains data, these files will utilize computer resources such as, memory (RAM, Cache) and other resources. While programming, we need these resources as well.
<em>Therefore, It is necessary to open a file when the program needs to work with it and close the file as soon as we have finished using it. The reason is that, it takes computer resources which are limited. </em>
Answer:
New Tab (Custom) and New Group (Custom)
Explanation:
In order to accomplish this Jason needs to use New Tab (Custom) and New Group (Custom). The New Tab (Custom) will allow Jason to add a new tab with the Print Preview shortcut as a brand new tab in the software. Then using the New Group (Custom) tab, Jason can group the Print Preview shortcut with the worksheet toolbar so that it appears as part of the original toolbar with the rest of the tools available in the toolbar.
Data mining is an information analysis tool that involves the automated discovery of patterns and relationship in the data warehouse.
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You have to answer other people’s questions.
