8 Questions
What is the correct syntax to redirect the output from the program app into a file named output.txt?
app > output.txt
Which command is used to display the contents of a file?
cat content.txt
What is the purpose of the touch command?
To create a new file
Which command is used to run unit tests?
make test
When should cin be used?
A & B
What is the purpose of cin.ignore()?
To clear the input buffer when using cin after getline
What operation is performed by the expression a / b when a and b are integers?
Integer division
What is the purpose of mkdir command?
To create a new directory
Study Notes
University of California, Merced - CSE 22: Introduction to Programming Midterm Examination
- The exam consists of 7 multiple-choice questions.
- The exam is a closed book exam, and no notes or electronic devices are allowed.
- The exam duration is 1 hour and 15 minutes.
- Students must write their first and last name and UC Merced email on the Scantron and Exam Booklet.
Redirecting Output
- The command
app > output.txtredirects the output from the program app into a file named output.txt.
Printing File Contents
- The command
cat content.txtprints the contents of the file content.txt to the console.
Creating a File
- The command
touch content.txtcreates the file content.txt.
Running Unit Tests
- The command
make testruns the unit tests.
Input Streams
-
cinshould be used to ask the user to input a number or a single word string. -
cinshould not be used to ask the user to input a multi-word string.
Clearing Input Buffer
-
cin.ignore()should be used to clear the input buffer when usingcinaftergetline. -
cin.ignore()should not be used every timecinis used or every timegetlineis used.
Integer Division
- The correct answer for the integer division question is not provided in the given text.
Introduction to Programming midterm exam for University of California, Merced, Spring 2024 semester.
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