C Programming Course Assessment Quiz

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Questions and Answers

What percentage of the final grade do the quizzes contribute?

  • 5% (correct)
  • 10%
  • 20%
  • 15%

Students are allowed to miss more than one quiz without penalty.

False (B)

What is required for an assignment or lab exercise to receive a grade?

A minimum credible attempt

Lab Exam 1 contributes _____ of the final grade.

<p>5%</p> Signup and view all the answers

Match the assessment type with its grade contribution:

<p>Quizzes = 5% Lab Exam 1 = 5% Lab Exam 2 = 10% Discussion = 5%</p> Signup and view all the answers

Which of the following is a valid example of a floating-point constant?

<p>125.8 (A)</p> Signup and view all the answers

The printf() function uses the format specifier %e for printing floating-point numbers.

<p>False (B)</p> Signup and view all the answers

What is the value of 2.25e-3 in decimal form?

<p>0.00225</p> Signup and view all the answers

Floating-point constants can also be expressed in __________ notation.

<p>scientific</p> Signup and view all the answers

Match the floating-point types with their descriptions:

<p>float = Used for single-precision floating-point numbers double = Used for double-precision floating-point numbers %f = Format specifier for float in printf() %e = Format specifier for scientific notation in printf()</p> Signup and view all the answers

Which book is primarily used for C programming in this course?

<p>Programming in C (C)</p> Signup and view all the answers

The course covers LINUX/UNIX Systems Basics for one week.

<p>False (B)</p> Signup and view all the answers

What is the primary focus of the course regarding programming practice?

<p>To practice programming through various guides and materials posted on Canvas.</p> Signup and view all the answers

The course includes topics on ________ memory, focusing on stack and heap differences.

<p>Dynamic</p> Signup and view all the answers

Match the following topics with their corresponding time allocations:

<p>C Basics = 1.5 weeks Program memory = 2 weeks Larger programs and libraries = 0.5 weeks Dynamic memory = 1 week</p> Signup and view all the answers

Which section will include custom data types using typedef?

<p>Program memory (A)</p> Signup and view all the answers

Branching and looping are covered under C Basics.

<p>True (A)</p> Signup and view all the answers

What does the course aim to teach regarding pointers?

<p>The course aims to teach about pointers, pointer arithmetic, and their applications in programming.</p> Signup and view all the answers

What is the weight of the final exam in achieving a passing grade?

<p>35% (A)</p> Signup and view all the answers

Completing the Academic Integrity Tutorial contributes to the final grade weight.

<p>False (B)</p> Signup and view all the answers

List one reason why a student might be required to attend office hours.

<p>To ask questions about lecture materials or assignments.</p> Signup and view all the answers

In order to achieve a passing grade, students must pass the ________ and ________.

<p>lab exam 2, final exam</p> Signup and view all the answers

Match the following assessments with their respective weights:

<p>Assignments = 15% Midterm exam = 15% Lab exam 2 = 10% Quizzes = 5%</p> Signup and view all the answers

Which of the following assessments has the lowest weight?

<p>Quizzes (C)</p> Signup and view all the answers

Students are allowed to fail both lab exams and still pass the course.

<p>False (B)</p> Signup and view all the answers

Who are the teaching assistants for the labs?

<p>Ardalan Askarian, Matthew Delorme, Spencer O'Lain, Mark Jia, McKayla Boguski.</p> Signup and view all the answers

What is the format specifier used to print a long integer in C?

<p>%ld (C), %li (D)</p> Signup and view all the answers

A short int can take up less than 16 bits of storage space.

<p>False (B)</p> Signup and view all the answers

What is the minimum guaranteed width of a long long int in C?

<p>64 bits</p> Signup and view all the answers

The format specifier for printing a long double in C is ___

<p>%Lf</p> Signup and view all the answers

Match the following type specifiers with their correct descriptions:

<p>long int = At least 32 bits wide long long int = Guaranteed to be at least 64 bits wide short int = Uses less memory than regular int long double = Used for high-precision floating-point values</p> Signup and view all the answers

What type of values does a short int store?

<p>Fairly small integer values (B)</p> Signup and view all the answers

The L modifier is used when printing floating-point values of type long double.

<p>True (A)</p> Signup and view all the answers

To declare a long double variable, the correct syntax is long double ___ = 1.234e+7L;

<p>largeNumber</p> Signup and view all the answers

What does the post-increment operator i++ do?

<p>Increases i by 1 after using it in an expression. (A)</p> Signup and view all the answers

The pre-increment operator is executed after the expression is evaluated.

<p>False (B)</p> Signup and view all the answers

What is the general format of a for loop in programming?

<p>for (initial-statement; loop-condition; loop-statement)</p> Signup and view all the answers

In a for loop, the __________ is checked before the loop body is executed.

<p>loop-condition</p> Signup and view all the answers

Match the operators with their functions:

<p>++i = Pre-increment operator i++ = Post-increment operator --i = Pre-decrement operator i-- = Post-decrement operator</p> Signup and view all the answers

Which statement about relational operators is true?

<p>They have lower precedence than all arithmetic operators. (B)</p> Signup and view all the answers

If i = 3 and x = ++i + 2, what will be the value of x after this operation?

<p>6</p> Signup and view all the answers

In a for loop, the initial-statement runs only once for each iteration of the loop.

<p>False (B)</p> Signup and view all the answers

Flashcards

C Programming

A programming language emphasizing system programming, embedded systems, and low-level manipulation of computer resources.

Programming Practice

Practical application of programming skills, often involving debugging, testing, and style guidelines.

LINUX/UNIX

A family of operating systems characterized by its command-line interface and modular design.

Variables and Data types

Storing values (integers, floats, characters, etc.).

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Functions

Modular blocks of code that perform specific tasks.

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Pointers

Variables that store memory addresses rather than values.

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Multi-module programs

Large software programs broken into smaller, manageable units.

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Dynamically-linked libraries

Program modules that load and link during runtime.

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Discussion Assignments

Discussions focusing on the reasons behind tools, principles, and practices in software development, not the mechanics.

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Quizzes

5 in-class, paper-based quizzes; one unexcused absence allowed.

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Minimum Credible Attempt (MCA)

All assignments and labs require a basic, functional implementation; Must compile.

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Lab Exam 1

A lab exam worth 5% of the final grade, similar in format to lab exercises.

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Lab Exam 2

A lab exam worth 10% of the final grade with the same format as lab exercises.

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Final Exam Weight

35% of the overall grade in the course.

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Passing the Class

Requires completing all mandatory components and passing the final exam.

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Lab Exam 2 Weight

10% of the coursework grade.

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Midterm Exam Weight

15% of the course grade.

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Assignments Weight

15% of the overall grade.

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Lab Exercises Weight

10% of the course grade.

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On-line Discussions Weight

5% of the course grade.

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Academic Integrity Tutorial

Does not count toward the final grade.

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Floating-point constants

Numbers with decimal points, used to represent real numbers in C. Examples include 125.8 and -.0001.

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Scientific notation for floating-point values

Representing a very large or small number using a mantissa (the number before the 'e') and an exponent (the power of 10 after the 'e'). Example: 1.7e4 (1.7 * 10^4).

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Mantissa

The numerical part of a floating-point value in scientific notation, located before the 'e'. Example: 1.7 in 1.7e4.

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Exponent in scientific notation

The power of 10, represented by the part after the 'e' in scientific notation. Example: 4 in 1.7e4.

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The 'double' type

A data type for storing floating-point numbers with higher precision than the 'float' type, used when the range provided by a float is insufficient.

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Post-increment operator

The value of the variable is used first, and then incremented by 1.

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Pre-increment operator

The variable is incremented by 1 first, and then its value is used in the expression.

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Increment/Decrement Operators

They modify the value of a variable by adding or subtracting 1 (i++, ++i, i--, --i).

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for statement

A loop structure that executes a block of code repeatedly based on a condition. It has three parts: initialization, condition check, and update.

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Initial statement in for loop

This part executes only once at the beginning of the loop, before the first iteration.

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Loop condition in for loop

This part is checked before each iteration of the loop. If true, the loop body is executed.

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Loop statement in for loop

This part is executed after each iteration of the loop body, often used to update a counter variable.

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Relational Operators

They compare values using symbols like == (equal to), != (not equal to), < (less than), > (greater than), <= (less than or equal to), and >= (greater than or equal to).

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long int

Data type used for larger integer values in C. Provides more storage capacity than standard 'int'.

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%li or %ld

Format specifiers used with 'printf()' to display 'long int' values.

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long long int

An even larger integer data type in C, offering more storage and potentially different ranges based on system architecture.

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%lli format character

Used with 'printf()' to display values of the 'long long int' data type.

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long double

Data type in C for high-precision floating-point numbers (numbers with decimal points).

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%Lf or %Le

Format specifiers used with 'printf()' to display 'long double' values. %Lf for floating-point notation, %Le for scientific notation.

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short int

Data type for storing relatively small integer values, saving memory and potentially improving execution speed.

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Minimum size of 'short int'

A 'short int' guarantees a minimum storage space of 16 bits, regardless of the specific system architecture.

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Study Notes

Course Information

  • Course name: CMPT 214 Programming Principles and Practice
  • Lecture 0: Introduction and Admin/UNIX basics
  • Required textbooks:
    • Kochan, Programming in C, 4th edition, 2014.
    • Sobell, Practical Guide to Linux Commands, Editors, and Shell Programming, 4th edition, 2017.
  • Recommended textbooks:
    • Kernighan and Ritchie, The C programming language, 1988, ISBN 0201539926.
    • Kernighan and Pike, Practice Of Programming, 1999, ISBN 978-0-201-61586-9.
    • Hunt and Thomas, The pragmatic programmer: From journeyman to master, 2000, ISBN 978-0-201-61622-4.
    • Sarwar, Koretsky, and Sarwar, Unix: the textbook, 2005, ISBN 032122731X.
  • Topics covered:
    • C programming
    • Programming practice
    • Linux/Unix Systems Basics
  • Topics covered in detail (page 6)
    • C basics (intro to variables, data types, arithmetic, expressions, branching, looping, functions, arrays, character strings, C structures, arrays of structures and pointers, pointer arithmetic)
    • Program memory
    • Bitwise operations, extended data types, and the C preprocessor
    • Larger programs and libraries
    • Dynamic memory allocation
    • Miscellaneous and advanced C features
    • I/O and system calls
    • Miscellaneous topics
    • Version control (Git)
    • Build tools (make)
    • Debugging (gdb)
    • Filesystem & processes
    • The Shell (bash)
    • Text editors and utilities
  • Learning objectives (page 11-12)
    • Write bug-free, moderately complex C programs
    • Explain fundamental concepts of pointers (memory addresses and pointer arithmetic)
    • Describe the representation and storage of C program variables and arrays in memory
    • Decompose a large program into cohesive, separately-compiled modules and manage compilation and linking of those modules
    • Build and use statically and dynamically linked libraries
    • Describe operating systems and the software build process and its automation
    • Effectively use version control Git to manage non-trivial program
    • Utilize common UNIX/Linux commands and combine them to solve complex problems
    • Describe fundamental concepts around UNIX processes and the filesystem
    • Write non-trivial shell (bash) scripts
  • Assignments (page 15)
    • 15% of final grade (5 equally-weighted moderate programming assignments)
    • Due dates are strict
    • Extensions are granted on a case-by-case basis.
  • Labs (page 16-17)
    • 10% of final grade (5 equally-weighted short exercises)
    • Submissions are due at the end of lab time
    • No late submissions accepted
  • Discussions
    • 5% of final grade (4 equally-weighted online discussions)
  • Quizzes
    • 5 equally-weighted in-class quizzes
    • One unexcused quiz is permitted
  • Lab exams. (page 21)
    • Lab Exam 1: 5%
    • Lab Exam 2: 10%
  • Midterm Exam (page 23)
  • Final Exam (page 24)
  • Grading breakdown (page 25)
  • Lab information (page 26)
  • Office hours (page 27-28)
  • Help desk (page 29)
  • Academic integrity and collaborative work (page 30-31)
  • Tips for success (page 32)
  • UNIX fundamentals (page 33)
  • Navigate the filesystem (page 36–37)
  • Commands, arguments, and options (page 38-39)
  • Building blocks (page 40)
  • The --help option and the man pages (Page 41)
  • Next Class (page 42)
  • Quiz 1 (page 43)
  • Reading for topic 1 (Linux filesystems, utilities, and the shell) (page 44)
  • The Unix filesystems (page 45 -46)
  • The Unix filesystems (page 47-48)
  • The working directory and paths (page 49-54)
  • The command line (or the "shell")
  • The --help option and the man pages
  • Standard input and output
  • Redirection
  • Output Redirection
  • Input Redirection
  • Pipelines
  • Pipes: An Example
  • Pipes: Another Example
  • BASH scripting
  • BASH scripting: Variables
  • BASH scripting: command-line arguments
  • BASH scripting: branching using if-else
  • BASH scripting: conditional operators
  • BASH scripting: while loop
  • Next Class (C and make)
  • Programming; Assembly Languages
  • Programming; Higher-Level Languages
  • Operating Systems
  • Compiling, linking, and loading
  • Compiling, linking, and loading
  • Compilation vs. interpretation
  • Programming Environment
  • First C Program
  • First C program
  • First C Program
  • Basic Data Types
    • int
    • float
    • double
    • char
    • _Bool
    • Type Qualifiers: long, short, unsigned
  • Variables
  • Variable Name Conventions
  • Arithmetic expressions
  • Operator precedence
  • The unary minus operator
  • The modulus operator
  • Next class
  • Arrays; Example
  • Initializing Arrays, example
  • Character strings
  • Multidimensional arrays
  • Initializing multidimensional arrays
  • Functions
    • Functions in C
    • Functions example
    • Arguments and local variables
    • Automatic and static variables, examples
    • Global variables
    • Functions calling functions
  • Functions & Arrays
    • passing Arrays to functions using the same syntax
    • Arrays of Structures
  • Git: Branches
  • Git: Merging Branches
  • Git: Remotes
  • Git: Rebase, Squash
  • Git: Referencing Commits
  • Git: Commit Commands
  • Other Git Branch Commands
  • Next week (Structures & Memory)
  • Low-level File I/O
    • Low-level I/O: open()
    • Low-level I/O: close()
    • Low-level I/O: read() / write()
    • Low-level I/O: lseek()
  • C Library overview
  • OpenSSH utilities; Bash Scripting
  • OpenSSH : security
  • OpenSSH: configuration files
  • The ssh (secure shell) utility
  • The ssh utility: port forwarding
  • The ssh utility: X11 forwarding
  • The scp utility
  • The scp utility
  • The scp utility
  • Tmux
  • The rsync utility
  • The rsync utility
  • Next week
  • Miscellaneous and advanced Bash tools, C, C preprocessor
  • Awk, Sed
  • Program portability
  • Macros

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