Which of the following are valid variable names in Python (select all that apply)?
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MyVariable |
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My_Variable |
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My Variable |
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_My_Variable_ |
My Variable It is not valid. Because there should not be a space in the variable name Valid variable names in Python from the given options are MyVariable My_Variable _My_Variable_

MyVariable My_Variable _My_Variable_
Which of the following are valid variable names in Python (select all that apply)? MyVariable My_Variable...
Which of the following are not valid MATLAB variable names? Circle all that apply. For those that are invalid, state why. (a) BigNum.docx (b) Two_Nums (c) This is a very long MATLAB variable name (d) 2BR02B (e) Is_This_Valid? (f) Var = V + 1; (g) Mult2 (h) exp (j) GClefSign (j) AbcDEFGHijKLmnopqrstuvWXyz_Has_Lots_of_Characters (k) DoNotPassGo_DoNotCollect$200
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Which of the following statements are true? SELECT ALL THAT APPLY A dictionary is not iterable. If die is a dictionary, dictionary returns a list of all the keys in the If my_dict is a dictionary, it can be sorted in ascending order of its keys using the dictionary's sort function. If my_dict is a dictionary, and k is a variable, the structure k in my_dict returns True if k is a key in the dictionary.
In Unix Which of the following is a valid name for shell variable? (Choose all that apply.) month-12 shell _report 30days
Select all of the following pairs of coordinate axes that are valid Check all that apply. □ □ x-axis horizontal, y-axis vertical x-axis east, y-axis northeast x-axis vertical, y-axis horizontal x-axis east, y-axis west x-axis east, y-axis north
Question 1 1 pts Which of the following are valid names for the following molecule? (choose all that apply) CHE 1-bromo-3-methylbenzene 3-bromotoluene meta-bromotoluene meta-bromomethylbenzene Question 2 1 pts Which of the following would distinguish benzene from cyclohexene in spectroscopy? (choose all that apply) IR-peaks around 3100 and 1600 cm-1 for benzene, which cyclohexene doesn't have HNMR-peak around 7 ppm for benzene vs 5 ppm for cyclohexene CNMR-peak around 130 ppm for benzene vs 120 ppm for cyclohexene
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Q1 Trivia 1 Point Which of the following statements are true? SELECT ALL THAT APPLY The seed parameter of the random function can be used to have the random function to return the same set of values over several runs of the program. All recursive functions need to be composed of a base case and a recursive case. The random.random() function only generates integer numbers, 2 Some recursive algorithms can be rewritten in an iterative way using a loop.
Which of the following tables shows a valid probability density function? Select all correct answers. Select all that apply: 0.04 0.89 0.07 P(X = z) P(X = z) 10 3 10 4 0 3-10 1-2 1-515 X 0. 0 0 0 0 X 01234 0123
Which of the following are important for defining a code block in Python (select all that apply)? curly braces surrounding the statements inside the code block a semi-colon, ;, to mark the end of the code block a colon, :, to mark the start of a code block indentation of statements inside the code block
QUESTION 1 Which of the following Python variable names has syntax error ? OA. A. CSC121 OB. B. CSC121 Oc. C. CSC-121 D. None of the above QUESTION 2 What data type will Python use to store the value of num_students ? num_students = 17.0 A. floating point number (i.e. float) OB. B. integer (i.e. int) Oc. string (i.e. str) Od. D. None of the above
Which of the following are valid on the right side of an assignment operator? Select one: O a. An expression such as 8*6 b. A variable O c. numeric constant O d. All of the above are valid on the right side of an assignment operator