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Unit 1 test – Edhesive Questions & Answers

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Unit 1 test – Edhesive Questions & Answers List the three types of software - ✔✔Application: most programs you use Operating: Runs computers, controls memory Compiler: creates program for co ... mputer to follow What is the CPU - ✔✔Central Processing Unit- carries out program instructions: the brain of the computer. 5 things all computing devices have in common - ✔✔Input devices, output devices, CPU, main memory, secondary memory. What are programs - ✔✔instructions a computer follows what is the difference between hardware and software - ✔✔Hardware is the physical machine, software is the programs that run on hardware What symbol do we use for comments? - ✔✔# Define variable - ✔✔A name for a spot in the computers memory two main data types in python - ✔✔strings and numbers difference between analog and digital - ✔✔Analog is data from the real world while digital is information converted into numeric data to be stored in a computing device. What does the "str" command do - ✔✔turns a number into a string so it can be combined with other strings. For ex: print ("Answer: " + str(value)) write the code to input a number - ✔✔num = int (input ("Enter a number: ")) Write the code to print the following "Success consists of going from failure to failure without loss of enthusiasm." - Winston Churchill - ✔✔print (" \"Success consists of going from failure to failure without loss of enthusiasm.\"\n\t- Winston Churchill") print ("Computer \n\t\tScience") - ✔✔computer science what is not an output device? - ✔✔camera Not a legal variable - ✔✔%information print ("she sells \nseashells") print ("by the seashore") - ✔✔she sells seashells by the seashore print ("/\\") print ("\\/") - ✔✔/\ \/ what we use to communicate day to day - ✔✔Natural Language formal language - ✔✔designed to be very clear and work consistently every time it is used input - ✔✔information the user sends to the computer memory locations are described using - ✔✔variables what do we use to keep output from multiple print commands on the same line - ✔✔, = comma long term memory used by computer - ✔✔secondary memory special output characters marked with a \ - ✔✔Escape charachters [Show More]

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