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The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?

LohaHridoy
  1. Bits
  2. Characters
  3. Data field
  4. Schema
  5. None of the above

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1 Answers

AhmedNazir

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Answer: Option 3

Let'

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On-line transaction processing is used when ______________. I) it is required to answer random queries. II) it is required to ensure correct processing. III) all files are available on-line. IV) all files are stored using hard disk.?

Answer: Option 2 On-line transaction processing is used when it is required to answer random queries and all files are available on-line.

1 Answers 1 views
Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?

Answer: Option 2 Let'

1 Answers 1 views
Filename extensions help identify certain files. What filename extension identifies command files?

Answer: Option 1 Let'

1 Answers 3 views
Filename extensions help identify certain files. What filename extension identifies executable files?

Answer: Option 3 Let'

1 Answers 1 views
A computer file contains several records. What does each record contain?

Answer: Option 3 Let'

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Which command is used to list out all the hidden files along with the other files?

Answer: Option 4 Let'

1 Answers 1 views
Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories?

Answer: Option 2 Let'

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The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types.?

Answer: Option 3 Let'

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An Auto-CAD term that refers to a pre-drawn object which is stored in a drawing file and can be inserted into any other drawing file as needed is a __________.?

Answer: Option 1 Let'

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The authentication File.txt, the file which stores username and password should be stored ________ the server document root.?

Answer: Option 2 f it is not stored outside, the attacker could discover the file through brute force guessing.

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