Understanding Hashing Techniques

Understanding Hashing Techniques

11th Grade

10 Qs

quiz-placeholder

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Understanding Hashing Techniques

Understanding Hashing Techniques

Assessment

Quiz

Computers

11th Grade

Practice Problem

Hard

Created by

Jerry Davis

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of hashing in computer science?

To encrypt data for secure transmission

To map data of arbitrary size to fixed-size values

To compress data for storage efficiency

To sort data in ascending order

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a common use of hashing?

Data compression

Data encryption

Data indexing

Data sorting

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of a good hash function?

It produces the same hash value for different inputs

It is easy to reverse-engineer

It distributes hash values uniformly

It is slow to compute

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a hash collision?

When two different inputs produce the same hash value

When a hash function fails to produce a hash value

When a hash value is too large to store

When a hash function is too slow

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a widely used cryptographic hash function?

SHA-256

MD5

AES

RSA

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which scenario is hashing particularly useful?

When you need to encrypt sensitive data

When you need to quickly compare large datasets

When you need to compress files for storage

When you need to sort a list of numbers

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output size of a SHA-256 hash function?

128 bits

160 bits

256 bits

512 bits

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