Human Computer Interaction MCQs with Answers
Practice important Human Computer Interaction MCQs with answers and explanations.
Chapter: 36
Q941:
What is the purpose of freezing in a graphic document?
A. Undo transformations
B. Lock existing data
C. Save new content
D. Undo-proof operation
Correct Answer:
B
Chapter: 36
Q942:
Undo-proof operations involve actions that:
A. Cannot be undone
B. Are reversible
C. Require saving
D. Use deleted data buffer
Correct Answer:
A
Chapter: 36
Q943:
Which concept suggests creating a repository for deleted data?
A. Undo-redo function
B. Deleted data buffer
C. Freezing
D. File save operation
Correct Answer:
B
Chapter: 36
Q944:
In file management systems, what is the most misunderstood concept?
A. Memory and disk storage
B. Incremental undo
C. Backspace function
D. Deleted data buffer
Correct Answer:
A
Chapter: 36
Q945:
Which feature saves all changes and allows reverting back to a previous version?
A. Freezing
B. Milestoning
C. Incremental undo
D. Category-specific undo
Correct Answer:
B
Chapter: 36
Q946:
In an undo system, what is typically represented by a stack of steps?
A. Actions
B. Data
C. Deleted text
D. Completed documents
Correct Answer:
A
Chapter: 36
Q947:
A feature that locks existing data in place, allowing new data to be added but not modifying the old, is called ______.
A. Milestoning
B. Freezing
C. Incremental undo
D. Category-specific undo
Correct Answer:
B
Chapter: 36
Q948:
What is the key difference between memory and disk storage in a computer system?
A. Speed
B. Size
C. Volatility
D. Accessibility
Correct Answer:
C
Chapter: 36
Q949:
Undo-redo functions are most often used to ______.
A. Compare changes
B. Reverse file saves
C. Apply new formatting
D. Handle undo-proof operations
Correct Answer:
A
Chapter: 36
Q950:
What action is performed when using the "Save As" dialog in current systems?
A. Copies the file and leaves the original open
B. Renames the file and closes the original
C. Renames the file but keeps both copies open
D. Deletes the original file
Correct Answer:
B
Chapter: 36
Q951:
When saving a file with the "Save As" dialog, which document remains in memory?
A. The renamed file
B. The original file
C. Both the original and renamed file
D. Neither file
Correct Answer:
A
Chapter: 36
Q952:
Why does the "Save As" dialog box cause confusion for users?
A. It automatically saves both files
B. It saves only the renamed file, but users expect the original to be updated
C. It creates duplicate copies on disk
D. It deletes the original file
Correct Answer:
B
Chapter: 36
Q953:
What do users typically visualize when working with electronic documents?
A. A book that is simultaneously in two places
B. A single document that either resides on disk or in their hands
C. A program managing multiple files at once
D. A system where both copies of a document are edited simultaneously
Correct Answer:
B
Chapter: 36
Q954:
In a unified file presentation model, how should the system indicate that a file is in use by another program?
A. By locking the file
B. By showing the filename in red or with a special symbol
C. By deleting the file
D. By sending an error message to the user
Correct Answer:
B
Chapter: 36
Q955:
According to the implementation model of a file system, where does the document exist?
A. Only on disk
B. Only in memory
C. In both disk and memory
D. In neither disk nor memory
Correct Answer:
C
Chapter: 36
Q956:
What happens when you rename a document using "Save As" without saving the original?
A. The original is overwritten
B. The changes are saved in both the original and the new file
C. The original is saved without the changes
D. Both the new and original files contain the changes
Correct Answer:
C
Chapter: 36
Q957:
What model of document management do most users mentally envision?
A. Two copies of the document, one on disk and one in memory
B. Only one copy of the document, either in hand or on disk
C. A backup system that saves copies automatically
D. A network-based model with multiple access points
Correct Answer:
B
Chapter: 36
Q958:
What should properly designed software do to avoid confusing users about file management?
A. Treat files as multiple instances
B. Treat documents as single instances
C. Automatically close files in use
D. Provide regular updates on file status
Correct Answer:
B
Chapter: 36
Q959:
In a system using multiple file copies, where does the confusion often arise?
A. Between the copy in memory and the copy on disk
B. Between different versions of the same file
C. Between software and hardware actions
D. Between user and administrator actions
Correct Answer:
A
Chapter: 36
Q960:
What should a unified file presentation model hide from the user?
A. The fact that documents exist in two places
B. All system messages
C. The Save As dialog
D. The entire file system interface
Correct Answer:
A