python-code-test.py

# 1. What will the following code print out?
x = 0
if x > 10:
    print(True)
else:
    print(False)
    
# 2. Refer to the following function
def f(a, b=0):
    if 0 in a:
        if b == 0:
            return 0
        else:
            return b
    else:
        if b == 0:
            return 0
        else:
            return sum(a)
# 2.a What will the function return given these parameter values?
f([-1,0,1])
# 2.b Given parameter values such that the function will return the value 1.0?

# 3. Is the following function functionally the same as the previous one in #2? 
# Explain why/why not.
def f(a, b=0):
    if 0 in a:
        if b == 0:
            return 0
        return b
    if b == 0:
        return 0
    return sum(a)
   
# 4. What will the following code return?
def f(a, b, c):
    ans = True
    for i in (a,b,c):
        if i > 0:
            ans = ans & True
        else:
            ans = ans & False
    return ans

f(10, 6, -1)

# 5. Refer to the following piece of code 
d = {}
for i in range(100):
    d[str(i)] = i + 1
    
# 5.a What is d? (string, list, integer variable, etc...)
# 5.b What is the value of d[0]?

# 6. Refer to the following function
def f(a):
    if a == 0:
        return 0
    else:
        return a + f(a-1)
    
def g(a):
    x = 0
    for i in range(a+1):
        x += i
    return x

# 6.a Are f and g functions functionally the same? Always/Sometimes/Never? Explain.