PCEP-30-02 Exam Questions

What do you call a le containing a program written in a high-level programming language?

Which one of the following is an example of a Python le extension?

What is source code?

What is the expected output of the following code? ``` num = 2 + 3 * 5 print(Num) ```

The folder created by Python used to store pyc les is named:

You develop a Python application for your company. You want to add notes to your code so other team members will understand it. What should you do?

What is the expected behavior of the following program? ```python print("Hello!") ```

UNICODE is a standard:

By which variable of the sys module can we access command line arguments?

What is the expected output of the following code? ```python def func(data): for d in data[::2]: yield d for x in func('abcdef'): print(x, end='') ```

What is the default return value for a function that does not explicitly return any value?

A function denition starts with the keyword:

The function body is missing. What snippet would you insert in the line indicated below: ```python 1 def func(number): 2 # insert your code here 3 4 print(func(7)) ```

What is the expected output of the following code? ```python def func(num): res = '' for _ in range(num): res += '*' return res for x in func(2): print(x, end='') ```

If a list passed into a function as an argument, deleting any of its elements inside the function using the del instruction:

What is the output of the following code snippet? ```python def test(x=1, y=2): x = x + y y += 1 print(x, y) test(2, 1) ```

isainum() checks if a string contains only letters and digits, and this is:

What is the output of the following snippet? ```python def fun(x, y, z): return x + 2 * y + 3 * z print(fun(0, z=1, y=3)) ```

What is the expected output of the following code? ```python def fun(): return True x = fun(false) print(x) ```

What is the expected output of the following code? ```python num = 1 def func(): num = num + 3 print(num) func() print(num) ```

What is the expected output of the following code? ```python def func(p1, p2): p1 = 1 p2[0] = 42 x = 3 y = [1, 2, 3] func(x, y) print(x, y[0]) ```

Which of the following lines correctly invoke the function defined below: (Choose two.) ```python def fun(a, b, c=0): # Body of the function. ```

What is the output of the following snippet? ```python def fun(x): x += 1 return x x = 2 x = fun(x + 1) print(x) ```

What is the expected output of the following code? ```python def func1(param): return param def func2(param): return param * 2 def func3(param): return param + 3 print(func1(func2(...

What is the expected behavior of the following snippet? ```python x = 1 def a(x): return 2 * x x = 2 + a(x) # Line 8 print(a(x)) # Line 9 ```

What does the following code do? ```python def a(b, c, d): pass ```

What is the expected output of the following code? ```python def func1(x): return str(x) def func2(x): return str(2 * x) print(func1(1) + func2(2)) ```

v = 1 def fun(): global v v = 2 return v print(v)

What is the expected output of the following code? def get_names(): names = ['Peter', 'Paul', 'Mary', 'Jane', 'Steve'] return names[2:] def update_names(names): res = [] for name i...

A way of passing arguments in which the order of the arguments determines the initial parameter's values is referred to as:

Which of the literals below is not a valid function name?

Which of the following enclose the input parameters or arguments of a function?

The following snippet: def func(a, b): return a ** a print(func(2))

What is the expected output of the following code? def func1(a): return a ** a def func2(a): return func1(a) * func1(a) print(func2(2))

What is the expected output of the following code? def fun(): return 3 def add(n): return fun() + n print(add(3))

Which of the following lines properly starts a parameterless function definition?

What is the expected output of the following code? x = 42 def func(): global x print('1. x:', x) x = 23 print('2. x:', x) func() print('3. x:', x)

What is the expected output of the following code? def func(x): if x % 2 == 0: return 1 else: return print(func(func(2)) + 1)

The meaning of a positional argument is determined by:

A built in function is a function which ...

def func(data): data = [7, 23, 42] print('Function scope: ', data) data = ['Peter', 'Paul', 'Mary'] print('Outer scope: ', data)

The following snippet: def func(a, b): return b ** a print(func(b=2, 2))

What is the expected output of the following code? def func(x=2, y=3): return x * y print(func(y=2))

What is the expected output of the following code? people = {} def add_person(index): if index in people: people[index] += 1 else: people[index] = 1 add_person('Peter') add_person(...

Which of the following lines properly starts a function using two parameters, both with zeroed default values?

The following snippet: def function_1(a): return None def function_2(a): return function_1(a) * function_1(a) print(function_2(2))

What is the expected output of the following code? data = {} def func(d, key, value): d[key] = value print(func(data, '1', 'Peter'))

What is the expected output of the following code? def func(message, num=1): print(message * num) func('Hello') func('Welcome', 3)

Which of the following function calls can be used to invoke the below function definition? (Choose three.) def test(a, b, c, d):

What is the expected output of the following code? data = 'abcdefg' def func(text): del text[2] return text print(func(data))