Files: Edexcel International GCSE practice

Reading and writing text files. 8 questions in the style of the Edexcel International GCSE exam.

Sample questions

Which file mode adds new data to the end of an existing text file without deleting what is already there?

What does this program print?

with open("scores.csv", "w") as f:
    f.write("Amy,72\nBen,58\nCal,91\n")

best = ""
top = 0
with open("scores.csv") as f:
    for line in f:
        parts = line.strip().split(",")
        if int(parts[1]) > top:
            top = int(parts[1])
            best = parts[0]
print(best, top)