Masigaderic

Chapter 0 : Introduction - Introduction: Section 1 - Absolute Basics Why are programs important? - 1) A program makes a computer usable. 2) Programs enable computers to run complex instructions. 3) Computers can only execute extremely simple operations. What do contemporary computers do well? - Contemporary computers evaluate the results of fundamental operations, like adding and dividing, very fast and can repeat these actions virtually any number of times. What is a language? - A ...

*A ____ is a set of instructions that a computer follows to perform a task - Program The physical devices that a computer is made of are referred to as ______ - Hardware *The part of a program that runs the programs is called the ____ - CPU Today, CPU's are small chips known as _______ - Microprocessors The computer stores a program while the program is running, as well as the data that the program is working with, in ____ - Main memory *_____ is a volatile type of memory that is u...

What is used to define a block of code in Python? - Indentation Identify the Python comment. - 3. # Some comment. Which one of the following is the correct extension of the Python file? - .py What is the special symbol used in python to add comments? - # How to output the string 'Hello' in Python? - print('Hello') What is the proper shebang to indicate the script is using Python version 3? - #!/usr/bin/env python3 A data structure that can't be changed after its creation is known as _...

In the following line of Python code, what is the argument to the input function? user_status = input("How are you today?") - "How are you today?" Which of the following does not describe a part of computational thinking in business? A: developing a strategy to solve the problem B: expressing the solution to a problem with code C: understanding the problem D: a fancy way of saying coding - D Given the Python code: user_feedback = ________________ If this text replaced the __________...

Algorithm - A set of specific steps for solving a category of problems. bug - an error in a program comment - Information in a program that is meant for other programmers (or anyone reading the source code) and has no effect on the execution of the program. debugging - The process of finding and removing any of the three kinds of programming errors. exception - another name for a runtime error formal language - Any one of the languages that people have designed for specific purpos...

strptime - converts string into date format strftime - function formats a date io - read from and write files sys - display error messages os - create folders - find specific files and folders for separate variables with the same value (string or number) - == yes is no f - print(f "{}") logic (semantic) error - program behaves incorrectly, does not crash syntax error - typo runtime error - problem not detected when program was parsed but revealed when a particular line is excecut...

Boolean - A single value of either TRUE or FALSE ** - Exponent * - Multiplication / - Division to integer // - Division to float + - addition - - Subtraction % - modulus (remainder) Unary - one operand Binary - The binary number system is base 2, using only bits 0 and 1. ~ - Bitwise negation & - Bitwise and | - Bitwise Or operator << - Shifts each bit left n bits >> - Shifts each bit right n bits + (string) - Combine two strings == - equal to != - not equal to <=...

A program is a(n) _____ that a computer follows to perform a task - set of instructions what term refers to the physical devices or components of which a computer is made - hardware what part of the computer actually runs programs - CPU what part of the computer serves as a work area to store program and its data while the program is running - main memory what part of the computer holds data for long periods of time, even when there is no power to the computer - secondary storage what f...

The definition of a variable is ____. - a storage location in a computer program What is the value of the variable named num after the following code snippet? num = 5 num2 = 6 num = num2 + 3 - 9 What is the right way to assign the value of num + 10 to the variable num2? - num2 = num + 10 What is wrong here? 2ndNum = 78 - The 2ndNum variable is not a valid variable name Which line of code creates a variable named x and initializes it to the integer 5? - x = 5 Which of the following state...

A developer needs to pass an array as an argument, the current variable looks like an array but is not one. What can be used to convert this variable into an array? - let arrayVar = A(myVar); const array1 = [1, 2, 3, 4]; const reducer = (accumulator, currentValue) => accumulator + currentValue; (e(reducer)); - 10 Name two methods used to access Coordinated Universal Time, method converts a date to a string. - toISOString(); toUTCString(); Destructing Assignment Syntax const hero = {...