Computing

Question 1

1Hashing a password means

Hard

A. storing it in plain text B. emailing it C. turning it into a fixed-length value that cannot easily be reversed D. printing it

Question 2

2SQL injection is an attack that

Hard

A. inserts malicious SQL code through input fields to access a database B. adds memory C. injects ink into printers D. overheats a server

Question 3

3The main purpose of a firewall rule is to

Medium

A. speed up downloads B. encrypt files on disk C. create backups D. allow or block traffic based on set criteria such as ports and addresses

Question 4

4Encryption that uses a public and a private key is called ___ encryption.

Medium

Your answer (fill in the blank)

Question 5

5Symmetric encryption uses the same key for encryption and decryption.

Medium

A. True B. False

Question 6

6An attack that inserts database commands through a form is SQL ___.

Hard

Your answer (fill in the blank)

Question 7

7A VPN encrypts traffic between a device and the VPN server.

Medium

A. True B. False

Question 8

8SQL injection can be prevented with input validation and parameterised queries.

Hard

A. True B. False

Question 9

9Hashing is designed to be easily reversed.

Medium

A. True B. False

Question 10

10Readable data before encryption is called ___.

Easy

Your answer (fill in the blank)