181. A data dictionary is a special file that contains? a. The names of all fields in all files b. The data types of all fields in all files c. The widths of all fields in all files d. All of the mentioned
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| 181. | A data dictionary is a special file that contains? |
| a. | The names of all fields in all files |
| b. | The data types of all fields in all files |
| c. | The widths of all fields in all files |
| d. | All of the mentioned |
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- 107. A data dictionary is a special file that contains a. the names of all fields in all files b. the data types of all fields in all files c. the widths of all fields in all files d. All of the aboveyou will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp If you are using more to examine a file and decide you want to look back at the previous page, what do you enter?you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp What command creates a new file chapter consisting of the contents of the files section1, section2, section3, and section4, with all lines numbered?
- Question 12 kana .The file contains lines of a Roman Numeral The lines should follow this format : Roman numeral field – 16 characters - Arabic numeral field – 4 characters the roman numeral from the text file should be converted to arabic numeral form. How do I code this? Full explain this question and text typing work only We should answer our question within 2 hours takes more time then we will reduce Rating Dont ignore this lineWhich of the following opens the employ.txt file and allows the computer to write new data to the end of the files existing data? a. outFile = I0.File.AddText("employ.txt") b. outFile = I0.File.AppendText("employ.txt") c. outFile = I0.File.InsertText("employ.txt") d. outFile = I0.File.WriteText("employ.txt")Create a data file with 1,000 lines. Each line in the fileconsists of a faculty member’s first name, last name, rank, and salary. Thefaculty member’s first name and last name for the ith line are FirstNamei andLastNamei. The rank is randomly generated as assistant, associate, and full.The salary is randomly generated as a number with two digits after the decimalpoint. The salary for an assistant professor should be in the range from 50,000to 80,000, for associate professor from 60,000 to 110,000, and for full professorfrom 75,000 to 130,000. Save the file in Salary.txt. Here are some sample data:FirstName1 LastName1 assistant 60055.95FirstName2 LastName2 associate 81112.45. . .FirstName1000 LastName1000 full 92255.21
- you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp From more, how can you quickly start editing the current file with vi?you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp What command tells grep to look for all lines consisting of only the letter Z followed by any four characters in a file filename?you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp A file called empnames contains many employee names, with exactly one name on each line. What command outputs the names in the file in multiple columns, with columns before rows?
- 1- Use the cat command to create a file. Name of this file should be file1. Type a few sentences inthis file. Save this file. Use the cat command one more time to display the content of file1.2- Use vi command to add more lines to this file so you can answer the rest of these questions thatuses regular expressions and grep command.3- Select the lines from file file1 that have exactly three characters in them.4- Select the lines from file file1 that have at least three characters in them.5- Select the lines from file file1 that have three or less characters in them.6- Select the non-blank lines from the file file1.7- Select the lines from file file1 that start with a capital letter.8- Select the lines from file file1 that end with a period.9- Select the lines from file file1 that have the string unix.10- Select the lines from file file1 that end with the string unix.11- Select the lines from file file1 that have only the string unix.12- Select the lines from file file1 that have the…you will need to create the following textbook specified files. Use vi to create these files: test-file1 test-file2 test-file3 test-g test-sor respected test-u west coast alpha1 alpha2 practice caffeine names.tmp numbers.tmp What command tells cut to output the first five characters of every line from the file practice?Which command searches for and displays any text contents of a binary file?a. textb. stringsc. odd. less
