DSA · Theory

B Tree Properties

Theory

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B Tree Properties sits in a file explorer. Rohit’s job is folder on disk. Write that first.

B Tree Properties order — meaning → left < root < right → one limit. Dumping ten features helps nobody.

Skip B Tree Properties and unbalanced BST becoming a list shows up in a file explorer.

Rohit ships B Tree Properties in a file explorer. That is the use case worth saying.

Don’t do this with B Tree Properties — unbalanced BST becoming a list. Interviewers spot it in ten seconds.

B Tree Properties is not a lonely heading. Rohit ties it to folder on disk.

Viva for B Tree Properties — what it is → left < root < right → the mistake (unbalanced BST becoming a list).

Exam tip

For B Tree Properties: definition + a file explorer + one failure.

# B Tree Properties
data = [4, 1, 3]
print("start", data)
if data[0] > data[1]:
    data[0], data[1] = data[1], data[0]
print("after one step", data)

B Tree Properties: dry-run [4, 1, 3]. Say the list after one step.