Error Handling in Programming Quiz
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Questions and Answers

What is a primary purpose of error handling in programming?

  • To hide error details from the user (correct)
  • To help developers identify the cause and location of an error (correct)
  • To reduce program size
  • All of the above

    • What type of error occurs due to incorrect program logic but does not crash the program?

  • Syntax error
  • Compilation error
  • Runtime error
  • Logical error (correct)

    • Which programming language type is most associated with lazy evaluation?

  • Functional (correct)
  • Object-oriented
  • Procedural
  • Scripting

    • What does operator overloading in C++ enable?

    <p>Custom definitions for standard operators on user-defined types</p> Signup and view all the answers

    Which type of typing checks types during runtime?

    <p>Dynamically-typed</p> Signup and view all the answers

    What occurs when two variables refer to the same memory location?

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

    In assignment operations, which method allows a value to be assigned to multiple variables simultaneously?

    <p>Chained Assignment</p> Signup and view all the answers

    Which type of error is caught before a program is executed?

    <p>Syntax error</p> Signup and view all the answers

    Which option best exemplifies user-friendly error handling in web applications?

    <p>Providing helpful, easy-to-understand messages when something goes wrong</p> Signup and view all the answers

    What best describes an expression in programming?

    <p>A combination of values, variables, operators, and functions that produce a result</p> Signup and view all the answers

    In which scenario is type coercion most likely to take place?

    <p>3 + '4'</p> Signup and view all the answers

    What is the primary function of an assignment statement in programming?

    <p>To evaluate an expression and store the result in a variable</p> Signup and view all the answers

    What does strict evaluation imply in programming contexts?

    <p>All components of an expression must be evaluated before proceeding</p> Signup and view all the answers

    Which design pattern is primarily used for operations that might experience temporary failures, such as network requests?

    <p>Retry logic</p> Signup and view all the answers

    How do syntax and semantics differ fundamentally in programming?

    <p>Syntax pertains to structure; semantics denotes meaning</p> Signup and view all the answers

    In Python, which type of assignment is specifically designed to unpack values from a sequence into distinct variables?

    <p>Unpacking Assignment</p> Signup and view all the answers

    What is a key advantage of keeping conditions clear in programming?

    <p>It improves readability and maintenance.</p> Signup and view all the answers

    What is the primary purpose of a try-catch block in programming?

    <p>To handle and respond to runtime errors.</p> Signup and view all the answers

    In which scenario would short-circuiting be particularly useful?

    <p>When one condition can prevent a computation that causes an error.</p> Signup and view all the answers

    What does the term 'precedence' refer to in programming?

    <p>The rules that define the order of operations.</p> Signup and view all the answers

    How do initialization and assignment differ in programming?

    <p>Initialization provides a starting point, while assignment updates an existing value.</p> Signup and view all the answers

    What is a common use of expression trees in programming?

    <p>To visualize expression evaluations and parsing.</p> Signup and view all the answers

    Which method is recommended for handling type conversion overflow?

    <p>Use specific error handling mechanisms, like try-catch.</p> Signup and view all the answers

    What is regarded as a best practice for type conversions?

    <p>Prefer explicit conversions to enhance clarity and control.</p> Signup and view all the answers

    In the expression $x = 7 + 3 * 6$, which operation is performed first?

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

    Who is credited with designing the first widely known compiler?

    <p>Grace Hopper</p> Signup and view all the answers

    What kind of programming uses logical deduction rather than sequential steps?

    <p>Logic Programming</p> Signup and view all the answers

    Which of the following is NOT considered a feature of a programming language?

    <p>Debugging mode</p> Signup and view all the answers

    What paradigm organizes computation around variables and stepwise control of data manipulation?

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

    What is the purpose of a variable in programming?

    <p>It stores data temporarily in memory</p> Signup and view all the answers

    Which language is credited with introducing the concept of object-oriented programming?

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

    What type of error occurs if you try to divide an integer by zero in most programming languages?

    <p>Runtime error</p> Signup and view all the answers

    What type of language performs type checking at runtime?

    <p>Dynamically-typed</p> Signup and view all the answers

    Why is lazy evaluation considered beneficial?

    <p>It avoids computation until needed.</p> Signup and view all the answers

    Which of the following languages does not support operator overloading?

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

    What does parallel assignment enable?

    <p>Assigning different values to multiple variables in one line.</p> Signup and view all the answers

    In C, which syntax correctly casts a variable to an integer?

    <p>(int) x</p> Signup and view all the answers

    Type demotion commonly results in which outcome?

    <p>Loss of precision</p> Signup and view all the answers

    What is the implication of operator overloading in programming languages?

    <p>It allows custom behavior for built-in operators.</p> Signup and view all the answers

    What is a significant concern when dealing with floating-point arithmetic conversions?

    <p>Rounding errors may occur.</p> Signup and view all the answers

    What is a common disadvantage of using a compiler over an interpreter?

    <p>You must recompile the code after making changes</p> Signup and view all the answers

    Which feature of programming languages supports reuse of code and improves readability and writeability?

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

    In which language paradigm are 'classes' and 'objects' fundamental concepts?

    <p>Object-Oriented</p> Signup and view all the answers

    What does an assembler do?

    <p>Translates assembly language into machine code</p> Signup and view all the answers

    Which of the following is a typical functional programming language?

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

    What does P vs NP in programming refer to?

    <p>A classification of problems based on difficulty in algorithmic solution</p> Signup and view all the answers

    What is a key difference between a compiler and an interpreter?

    <p>An interpreter translates and runs code line by line, while a compiler translates the whole code at once</p> Signup and view all the answers

    When is a while loop typically used?

    <p>When you do not know the number of iterations or details of the condition</p> Signup and view all the answers

    Study Notes

    Quiz Questions and Answers

    • Question 1: Which operation is performed first in the expression x = 7 + 3 * 6?

      • Answer: Multiplication

    • Question 2: Who is credited with designing the first widely known compiler?

      • Answer: John Backus

    • Question 3: What kind of programming uses logical deduction rather than sequential steps?

      • Answer: Logic Programming

    • Question 4: Which of the following is NOT considered a feature of a programming language?

      • Answer: Debugging mode

    • Question 5: Which paradigm organizes computation around variables and stepwise control of data manipulation?

      • Answer: Imperative

    • Question 6: What is the purpose of a variable in programming?

      • Answer: Stores data temporarily in memory

    • Question 7: Which languages introduced the concept of object-oriented programming?

      • Answer: Simula

    • Question 8: What mathematical concept is at the basis of functional programming?

      • Answer: Lambda calculus

    • Question 9: What type of error occurs if you try to divide an integer by zero?

      • Answer: Runtime error

    • Question 10: Which feature influences program performance due to language design?

      • Answer: Expressiveness

    • Question 11: What is a disadvantage of using a compiler instead of an interpreter?

      • Answer: Recompilation after code changes is needed.

    • Question 12: What language feature promotes code reusability and readability?

      • Answer: Abstraction

    • Question 13: Which programming paradigm uses classes and objects?

      • Answer: Object-oriented

    • Question 14: What is the function of an assembler?

      • Answer: Translates assembly language to machine code

    • Question 15: What type of error occurs due to incorrect program logic?

      • Answer: Logical error

    • Question 16: What causes aliasing in programming?

      • Answer: Two variables referring to the same memory location

    • Question 17: What kind of assignment allows a value to be assigned to multiple variables simultaneously?

      • Answer: Chained assignment

    • Question 18: In which operations does short-circuiting occur?

      • Answer: Logical operations

    • Question 19: What is the form of the ternary operator in JavaScript?

      • Answer: condition ? expr1 : expr2

    • Question 20: What does "copy semantics" in assignment mean?

      • Answer: The value on the right is copied to the variable on the left.

    • Question 21: How can overflow during type conversion be handled?

      • Answer: Error handling mechanisms like try-catch blocks

    • Question 22: What is a best practice to avoid bugs with type conversions?

      • Answer: Using explicit conversions whenever possible

    • Question 23: In which language type is lazy evaluation commonly found?

      • Answer: Functional

    • Question 24: What does operator overloading allow in C++?

      • Answer: Using the same operator with different data types, defining new operators, and custom definitions for standard operators.

    • Question 25: What type of language checks types at runtime?

      • Answer: Dynamically-typed

    • Question 26: Why is using lazy evaluation considered useful in programming?

      • Answer: Reduces memory usage and only computes when needed

    • Question 27: Which languages do not support operator overloading?

      • Answer: Python and Java

    • Question 28: What is best described as parallel assignment?

      • Answer: Assigning different values to multiple variables in a single line

    • Question 29: Provide the syntax for casting a variable to an integer in C.

      • Answer: (int) x

    • Question 30: What impact can type demotion have on a program's output?

      • Answer: Loss of precision

    True/False Questions

    • Question 1: Order of operations is used to resolve expression ambiguity

      • Answer: TRUE

    • Question 2: Operator overloading supports unique operation functionality for user-defined types

      • Answer: TRUE

    • Question 3: Prefix and postfix increment operators produce the same result in C++

      • Answer: FALSE

    • Question 4: The result from short-circuit is determined by stopping further evaluation

      • Answer: TRUE

    • Question 5: Assignment syntax is identical across programming languages

      • Answer: FALSE

    • Question 6: Reference semantics are frequently used with primitive types

      • Answer: FALSE

    • Question 7: Custom type conversion is achieved through special functions

      • Answer: TRUE

    • Question 8: Rounding errors are usually a significant concern in floating-point conversions

      • Answer: FALSE

    • Question 9: In C++, operator overloading is not usable for custom type conversions

      • Answer: FALSE

    • Question 10: Changing a variable's type is essential in mixed-type operations.

      • Answer: TRUE

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    Quiz #2 - Midterm CS 200 - Programming Languages - Technological Institute of the Philippines

    Description

    Test your knowledge on error handling techniques, programming logic errors, and concepts like operator overloading and type coercion. This quiz covers essential topics related to programming best practices to ensure robust code. Challenge yourself and see how much you know about these crucial programming concepts!

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