Engr 102 exam 1 - Study guides, Class notes & Summaries

What do variables do? - A variable stores something (value, object, whatever) What are the rules for variable naming? - 1. Can't start with numbers 2. Can't use key words 3. No spaces Place 'good' next to each of the following good variable names. Place 'bad' next to the bad ones: 1. var 2. total_number_of_students_in_the_room_ZACH_210 3. sum 4. maclauren_sum 5. ion 6. 36_array

ENGR 102 Exam 2 Questions and Answers Graded A+ Can you multiple tuples? nope vector1 = (1, 2, 3) vector2 = (2, 3, 4) dotp = vector1 * vector2 print("The dot product is", dotp) ERROR: u can't multiple tuples together mystr = "Howdy" mylist = [2, 0, 2, 0] mytuple = (mystr, mylist) mylist[3] = 5 print(mytuple) ('Howdy', [2, 0, 2, 5]) if the list changes, then the tuple changes it doesn't work if it's a string def plus1_3(x): return (x + 1, x + 3) print(plus1_3(2)[0]) 3 Apparentl...

ENGR 102 Exam 1 Questions and Answers with Complete Solutions |100% Pass What characters are allowed when using print statements in Python? (Pick all that applies) - letters, numbers, and underscores The basic types of variables in Python are _____________, floating-point, and string. - integers Which of the following are valid variable names (pick one) -Winner! -2nd_name -My_Name -Gig'Em -Gig-Em - My_Name (does not start with a number or _ and does not have a !,',-, or space How...

ENGR 102 Exam 1 (Collection of quizzes an answers) with Complete Solutions |100% Pass Write the output of the following code: x = 3 y = 4 z = x * y z += 2 print(z) - 14 What is the output of the following code: print(((2 ** 3) + 3 * 5) * (sqrt(49) // 4) + (23 % 7)) - (8 + 15) * (7 // 4) + 2 23 * 1 + 2 25.0= 26.286 Starting with the following code, write one line of code that prints the value of 2-√2 (square root of 2) to the screen. from math import * # your code goes here - fr...

ENGR 102 Exam 1 questions with Complete Solutions |100% Pass Which of the following environment variable for Python tells the Python interpreter where to locate the module files imported into a program? - PYTHONPATH Which of the following environment variable for Python contains the path of an initialization file containing Python source code? - PYTHONSTARTUP Which of the following environment variable for Python is used in Windows to instruct Python to find the first case-insensitiv...

What do variables do? - A variable stores something (value, object, whatever) What are the rules for variable naming? - 1. Can't start with numbers 2. Can't use key words 3. No spaces Place 'good' next to each of the following good variable names. Place 'bad' next to the bad ones: 1. var 2. total_number_of_students_in_the_room_ZACH_210 3. sum 4. maclauren_sum 5. ion 6. 36_array 7. Big chonk - 1. bad (has keyword) 2. bad (too long) 3. bad (keyword) 4. good 5. bad (can't hav...

What do variables do? - A variable stores something (value, object, whatever) What are the rules for variable naming? - 1. Can't start with numbers 2. Can't use key words 3. No spaces Place 'good' next to each of the following good variable names. Place 'bad' next to the bad ones: 1. var 2. total_number_of_students_in_the_room_ZACH_210 3. sum 4. maclauren_sum 5. ion 6. 36_array 7. Big chonk - 1. bad (has keyword) 2. bad (too long) 3. bad (keyword) 4. good 5. bad (can't hav...

Engr 102 - Exam 1 Review questions with Complete Solutions |100% Pass What do variables do? - A variable stores something (value, object, whatever) What are the rules for variable naming? - 1. Can't start with numbers 2. Can't use key words 3. No spaces Place 'good' next to each of the following good variable names. Place 'bad' next to the bad ones: 1. var 2. total_number_of_students_in_the_room_ZACH_210 3. sum 4. maclauren_sum 5. ion 6. 36_array 7. Big chonk - 1. bad (has...

Engr 102 exam 2 (lectures 7-13) Questions and Answers with Complete Solutions |100% Pass Top Down Design - Starting with a broad concept and breaking it down into smaller and smaller pieces. end result of top down design - hierarchy 2 things a unit of design should be - coherent and constant parts of a hierarchy - tree, root, node, parent, child, leaves tree - A hierarchy of data in which data are organized into nodes, each of which have exactly one parent node. The exception is the r...

ENGR 102 Exam 1 Questions and Answers with Complete Solutions |100% Pass What characters are allowed when using print statements in Python? (Pick all that applies) - letters, numbers, and underscores The basic types of variables in Python are _____________, floating-point, and string. - integers Which of the following are valid variable names (pick one) -Winner! -2nd_name -My_Name -Gig'Em -Gig-Em - My_Name (does not start with a number or _ and does not have a !,',-, or space How do y...