Study

After a function's last statement is executed, the program returns to the next line after the _____. A function call B import statement C start of the program D function definition

A

Complete the following code to get 'Email me at [email protected] or call at 333 222 1111' as output. email = 'Email: [email protected]' phone = 'Ph: 333-222-1111' print(f"Email me at {XXX} or call at {YYY}") A XXX: email.split(' ')[1], YYY: ' '.join((phone.split(': ' )[1]).split('-')) B XXX: email.split(' '), YYY: ' '.join((phone.split(': ' )[1])) C XXX: email.split(' ')[0], YYY: ' '.join((phone.split(': ' )[0].split('-'))) D XXX: email.split(' '), YYY: ' '.join((phone.split(': ' )))

A

Fill in the blank so that the loop displays all odd numbers from 1 to 100. i = 1 while i <= 100: print(i) i = _____ A i + 2 B. i + 1 C 2 D 1

A

For the given pseudocode, which XXX and YYY will output the sum of the input integers (stopping when -1 is input)? Choices are in the form XXX / YYY. val = Get next input XXX While val is not -1 YYY val = Get next input Put sum to output A sum = 0 / sum = sum + val B sum = val / sum = val C sum = val / sum = sum + val D sum = 0 / sum = val

A

How do you obtain a list of tuples of key-value pairs in a dictionary dict? A dict.items() B dict.values() C dict.get(key, default) D dict.keys()

A

What is output? new_list = [10, 20, 30, 40, 50] for i in new_list: print(i * 2) A 20 40 60 80 100 B [20, 40, 60, 80, 100] C 10 10 20 20 30 30 40 40 50 50 D [10, 20, 30, 40, 50, 10, 20, 30, 40, 50]

A

What is the output? def display(product, options=[]): if 'monitor' in product: options.append('HDMI') print(product, options) display('Acer monitor') display('Samsung monitor') A Acer monitor ['HDMI'] Samsung monitor ['HDMI', 'HDMI'] B No output: using a list as a default argument is an error C Acer monitor ['HDMI'] Samsung monitor ['HDMI'] D Acer monitor Samsung monitor

A

What is the output? def find_sqr(a): t = a * a return t square = find_sqr(10) print(square) A 100 B 10 C (Nothing is outputted)

A

Choose the correct syntax to complete the code below in order to print [1, 2, 3, 4, 5] as the output. my_list = [3, 2, 5] XXX print(my_list) A my_list.insert(0, [1,4]) my_list.sort() B my_list.extend([1, 4]) my_list.sort() C my_list.append([1, 4]) my_list.sort() D my_list.sort() my_list.append([1, 4])

B

Consider the lists my_list = [['The', 'Magic'] , ['Rhonda', 'Byrne']] and new_list = [] . Select the option that will produce 'The Magic : Rhonda Byrne' as the output. for i, j in enumerate(my_list): new_list = my_list[i] print(f'{new_list[0]} {new_list[1]}: {new_list[2]} {new_list[3]}') for i, j in enumerate(my_list): for item in my_list[i]: new_list.append(item) print(f'{new_list[0]} {new_list[1]}: {new_list[2]} {new_list[3]}') for i, j in enumerate(my_list): new_list.append(j) print(f'{new_list[0]} {new_list[1]}: {new_list[2]} {new_list[3]}') for i, j in enumerate(my_list): new_list = j print(f'{new_list[0]} {new_list[1]}: {new_list[2]} {new_list[3]}')

B

What is output? my_string = 'Greetings!' print(my_string == 'greetings!') print('tin' in my_string) print('Hello' > my_string) A True True True B False True False C False True True D True True False

C

What will be output for print(f'{1.6180339:.5f}')? A '1.6180' B '00001.6180' C '1.61803' D '00001.61803'

C

Identify all the keys (including nested dictionaries) in students = {'Semester_1' : {'Aston':20, 'Julia':25}, 'Semester_2' : {'Ben':21, 'Lisa':26}} . A Semester_1, Semester_2, Aston, Julia, Ben, and Lisa B Aston, Julia, Ben, and Lisa C Semester_1 and Semester_2 D 20, 25, 21, and 26

a (CHECK

How many times will the print statement execute? for i in range(1, 3): for j in range(8, 12, 2): print(f'{i}. {j}') A 9 B 4 C 6 D 36

B

How many times does the following loop iterate? i = 5 while i < 10: print(i) i = i + 1 5 4 0 6

A

How many times does the following loop iterate? i = 0 while i <= 100: print(i) i = i + 2 51 0 50 49

A

The following program prints the number of integers in my_list that are greater than the previous integer in the list. Which choice fills in the blank to complete the for loop? my_list = [ 3, 2, 7, 8, 6, 9 ] count = 0 for _____: if my_list[i] > my_list[i-1]: count = count + 1 print(count) A i in range(1, len(my_list)) B i in range(0, len(my_list)) Ci in range(0, len(my_list)+1) D i in range(1, len(my_list)+1)

A

What initial value of x will cause an infinite loop? x = int(input()) while x != 0: x = x - 2 print(x) A 7 B 2 C 4 D 0

A

What is output? my_dict = {x: x*x for x in range(0, 6)} second_dict = {} #new dictionary for keys, values in my_dict.items(): if values <= 16: second_dict[keys] = values #Adding second_dict as an element of my_dict my_dict['second_dict'] = second_dict for key, value in my_dict['second_dict'].items(): print(f'{my_dict["second_dict"][key]}:{key}', end=' ') 0:0 1:1 4:2 9:3 16:4 4:16 3:9 2:4 1:1 0:0 0:0 1:1 2:2 3:3 4:4 16:4 9:3 4:2 1:1 0:0

A

What is the value of kv_List? kv_List = [{'k': {'v': 2}}, {'k': {'v': 15}}, {'k': {'v': 8}}] kv_List.sort(key=lambda e: e['k']['v'], reverse=True) A [{'k': {'v': 15}}, {'k': {'v': 8}}, {'k': {'v': 2}}] B [{'k': {'v': 10}}, {'k': {'v': 15}}, {'k': {'v': 2}}] C [{'k': {'v': 2}}, {'k': {'v': 8}}, {'k': {'v': 15}}] D [{'k': {'v': 8}}, {'k': {'v': 15}}, {'k': {'v': 2}}]

A

What is the value of sys.argv[1]+len(sys.argv[1]) for the command-line input > python prog.py 121 ? A Runtime error B 1213 C 121 D 124

A

Which choice fills in the blank so that the output prints one line for each item in sports_list, as in: 1. Hockey? sports_list = [ 'Hockey', 'Football', 'Cricket' ] for i in _____: print(f'{i+1}. {sports_list[i]}') A range(len(sports_list)) B range(len(sports_list-1) C range(1, len(sports_list)) D range

A

Which is an essential feature of a while loop having the following form? while loop_expression: loop_body A The loop_expression should be affected by the loop_body B The loop_expression should not be affected by the loop_body C The loop_body should update at least two variables D The loop_body should get user input

A

Fill in the blank so that the output is a count of how many negative values are in temperatures? temperatures = [-2, 8, 4, -7, 18, 3, -1] count = 0 for t in temperatures: if _____: count = count + 1 print(f'Total negative temperatures: {count}') A t[temperatures] < 0 B t < 0 C temperatures < 0 D temperatures[t] < 0

B

Select the option to get the value of temperature from the dictionary my_dict = {'Country':'India', 'State': {'City':'Delhi', 'Temperature':40}} . A my_dict[1][1] B my_dict['State']['Temperature'] Cmy_dict.State.Temperature

B

What is output? new_list =[10, 20, 30, 40] for i in range(len(new_list)): if new_list[i] != new_list[-1]: new_list[i] *= 2 print(new_list) A [10, 20, 30, 40, 10, 20, 30, 40] B [20, 40, 60, 40] C [20, 40, 60, 40, 20, 40, 60, 40] D [10, 20, 30, 40]

B

What is output? new_string = 'One giant leap for mankind' print(new_string[0:6]) A One gia B One gi C Onegi D Onegia

B

What is the output? count = 0 while count < 3: print('loop') count = count + 1 print(f'Final value of count: {count}') A Prints 'loop' three times, then 'final value of count: 4' B Prints 'loop' forever (infinite loop) C Prints 'loop' three times, then 'final value of count: 3' D Prints 'loop' once, then 'final value of count: 1

B

What is the output? id_list = [13, 984, 231, 140] for id in id_list: if id != 231: print(id, end=' ') else: print('Done') A 13 984 231 140 Done B 13 984 140 Done C 13 984 Done D Done

B

What is the output? names = [ 'Gerry', 'Preet', 'Jimin', 'Susan' ] index = 0 while index < len(names): if names[index] == 'Susan': break else: index += 1 else: print('Done') print(index) A Done B 3 C 4 D 3 Done

B

Which of the following code blocks produces the output given below? ['odd', 'even', 'odd', 'even'] A new_list = [3, 4, 5, 6] for i in new_list: if new_list[i] % 2 == 0: new_list[i] = 'even' else: new_list[i] = 'odd' print(new_list) B new_list = [3, 4, 5, 6] for i in range(len(new_list)): if new_list[i] % 2 == 0: new_list[i] = 'even' else: new_list[i] = 'odd' print(new_list) C new_list = [3, 4, 5, 6] ' for i in new_list: if i % 2 == 0: i = 'even' else: i == 'odd' print(new_list) D new_list = [3, 4, 5, 6] for i in range(len(new_list)): if i % 2 == 0: new_list[i] = 'even' else: new_list[i] = 'odd' print(new_list[i])

B

What is the output? c1 = 'c' while c1 > 'a': for i in range(3): print(f'{c1}{i}', end=' ') c1 = chr(ord(c1) - 1) A c1 c2 c3 b1 b2 b3 B c0 c1 c2 b0 b1 b2 C c2 c1 c0 b2 b1 b0 D c0 c1 c2 b0 b1 b2 a0 a1 a2

B CHECK AGAIN LATER

Consider the string new_string = 'Code development in Python'. Which statement will return 'velop' as a substring? new_string[-18:12] new_string[7:11] new_string[-19:12] new_string[8:12]

C

Standard Python functions such as int(), range() etc. are part of the _____ scope. ALocal B Internal C Built-in D Global

C

What defines the minimum number of characters that must be inserted into the string? A field length B string length C field width D string width

C

What is a possible output? rentals = { 'skis' : 20.00, 'boots' : 10.00, 'skates' : 4.00 } for x in rentals: print(x, end=' ') A 20.00 10.00 4.00 B skis: 20.00 boots: 10.00 skates: 4.00 C skis boots skates D x x x

C

What is output? my_string = 'The area postal code is 99501' print(my_string[-5:].isdigit()) print(my_string[:3].isupper()) print(my_string[:3].islower()) A False True True B True True True C True False False D False False False

C

What is output? new_string = 'Python' my_index = 0 while my_index != len(new_string)/2: print(new_string[my_index:int(len(new_string)/2)]) my_index += 1 A Pyt Pyt Pyt B hon thon ython C Pyt yt t D hon hon hon

C

Which function call would cause an output error? def print_product(product_name, product_id, cost): print(f'{product_name} (id: #{product_id}) - ${cost:.2f}') A print_product('Speakers', cost=32.99, product_id=21224) B print_product('Speakers', 21224, 32.99) C print_product('Speakers', 32.99, 21224) D print_product(product_id=21224, product_name='Speakers', cost=32.99)

C

Which line of the function has an error? def compute_sum_of_squares(num1, num2): # Line 1 sum = (num1 * num1) + (num2 * num2) # Line 2 return # Line 3 A Line 1 B Line 2 C Line 3 D None of the lines contains an error

C

Select the code that gives ['cat in a hat', 'fluffy dogs', 1989, 1990] as the output. Anew_list = ['1000', '2000', '3000', 'cat in a hat', 'fluffy dogs'] print(new_list[-1:] + [1989, 1990]) B new_list = ['cat in a hat', 'fluffy dogs','1000', '2000', '3000'] print(new_list[-2:] + [1989, 1990]) C new_list = ['1000', '2000', '3000', 'cat in a hat', 'fluffy dogs'] print(new_list[-2:] + [1989, 1990]) D new_list = ['1000', '2000', '3000', 1989, 1990] print(new_list[-2:] + ['cat in a hat', 'fluffy dogs'])

C new_list = ['1000', '2000', '3000', 'cat in a hat', 'fluffy dogs'] print(new_list[-2:] + [1989, 1990])

Consider students = {'Semester_1' : {'Ryan':20, 'Mercy':25}, 'Semester_2' : {'Justin':21, 'Andrea':26}} . What command should be used to obtain the count of entries? A size(students) B students.size() C students.len() D len(students)

D

Consider the string new_string = 'Berlin is the capital of Germany'. Which statement will return 'capital of Germany' as a substring? A new_string[14:31] B new_string[-18:1] C new_string[15:35] D new_string[-18:]

D

For print(f'{"Mike":XXX}{1:YYY}'), which XXX and YYY will generate 'Mike=1' as the value of format_print? A *>4, =>3 B *<5, =<2 C *>4, <2 D *>4, =>2

D

How does the given function improve the code versus if no function was present? def fahrenheit_to_celsius(fahrenheit): return (fahrenheit - 32.0) * 5.0 / 9.0 fahrenheit = float(input()) c1 = fahrenheit_to_celsius(fahrenheit); c2 = fahrenheit_to_celsius(32.0); c3 = fahrenheit_to_celsius(72.0); A The use of the function makes the program run faster B The function does not improve the code C The use of the function reduces the number of variables in the code D The use of the function decreases redundant code

D

The process of searching namespaces for a name is called _____. A memory check B global search C variable lookup D scope resolution

D

What is output? my_list = [['a b c'], ['d e f']] new_list = my_list[0][0].split(' ') print(new_list[-2]) A d B e C a D b

D

What is output? mydict = {x: x*x for x in range(0, 5)} for data in mydict.values(): print(data, end=' ') A 1 4 9 16 25 B (0, 0) (1, 1) (2, 4) (3, 9) (4, 16) C 0 1 4 9 16 D 0 1 4 9 16

D

What is the ending value of count? my_list = [3, -4, 0, -1, 2, 1, 8] n = 0 count = 0 While n < length of my_list: If my_list[n] > 0 count = count + 1 n = n + 1 3 5 1 4

D

What is the output? def is_even(num): if num % 2 == 0: even = True else: even = False is_even(7) print(even) A False B True C No output: Call to is_even() fails due to no return value D No output: An error occurs due to unknown variable even

D

What is the output? names = [ 'Gerry', 'Preet', 'Jimin', 'Susan' ] index = 0 while index < len(names): if names[index] == 'Susan': break else: index += 1 else: print('Done') print(index) A 4 B Done C 3 Done D 3

D

What is the value of rgb_a? colors = {1: 'red', 2: 'green', 3: 'blue', 4: 'yellow'} popped_item = colors.pop(4) colors.update({ 4: 'alpha'}) rgb_a = {} rgb_a['items'] = colors A { 1: 'red', 2: 'green', 3: 'blue', 4: 'alpha'} B { 'items': { 1: 'red', 2: 'green', 3: 'blue', 4: 'yellow'}} C { 'items': 'colors'} D { 'items': { 1: 'red', 2: 'green', 3: 'blue', 4: 'alpha'}}

D

What sequence is generated by range(1, 10, 3) A 1 11 21 B 1 4 7 10 C 1 3 6 9 D 1 4 7

D

Which input value causes "Goodbye" to be output next? x = int(input()) while x >= 0: # Do something x = int(input()) print('Goodbye') A No such value B 0 C 1 D -1

D

_____ allows a function or operator to perform different tasks depending on the types of the arguments or operands. A Static typing B Prototyping C Type declaration D Polymorphism

D

num = 10; while num <= 15: print(num, end=' ') if num == 12: break num += 1 A 10 11 12 13 14 15 B 10 11 C 10 D 10 11 12

D

What is output? b1 = [7, 5, 9, 6] b1.sort() b2 = b1.copy() b1.append(10) b2 = b2[::-1] print(b1, b2) A [5, 6, 7, 9, 10] [5, 6, 7, 9, 10] B [5, 6, 7, 9, 10] [10, 9, 7, 6, 5] C [5, 6, 7, 9, 10] [9, 7, 6, 5] D [5, 6, 7, 9, 10] [5, 6, 7, 9]

DO LATER