Java Language
Which of the following statements is true? Select all that apply.
Select one or more:
1.Data maintained in files is often called transient data.
2.Data is lost when a local variable “goes out of scope.â€
3.Files are used for long-term retention of large amounts of data.
4.Storage of data variables and arrays is temporary.
Which of the following classes enable input and output of entire objects to or from a file? Select all that apply,
Select one or more:
1.Scanner
2.Formatter
3.ObjectInputStream
4.SerializedOutputStream
5.SerializedInputStream
6.ObjectOutputStream
A serialized object is ________.
Select one:
1.an object in memory that has been recreated from data in a file
2.a standard output stream object used to convert objects in code to data in a file
3.an object represented as a sequence of bytes used to store the object’s data in a file
4.none of the above
Thank you!
Solution
1) Data mainatined in files is often called transient data.
2) Scanner
3) an object represented as a sequence of bytes used to store the object\'s data in a file
.
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Java Language Which of the following statements is true- Select all th.docx
1. Java Language
Which of the following statements is true? Select all that apply.
Select one or more:
1.Data maintained in files is often called transient data.
2.Data is lost when a local variable “goes out of scope.―
3.Files are used for long-term retention of large amounts of data.
4.Storage of data variables and arrays is temporary.
Which of the following classes enable input and output of entire objects to or from a file? Select
all that apply,
Select one or more:
1.Scanner
2.Formatter
3.ObjectInputStream
4.SerializedOutputStream
5.SerializedInputStream
6.ObjectOutputStream
A serialized object is ________.
Select one:
1.an object in memory that has been recreated from data in a file
2.a standard output stream object used to convert objects in code to data in a file
3.an object represented as a sequence of bytes used to store the object’s data in a file
4.none of the above
Thank you!
2. Solution
1) Data mainatined in files is often called transient data.
2) Scanner
3) an object represented as a sequence of bytes used to store the object's data in a file
