Cryptography and network security

Question 1 of 10

A VPN (virtual private network)

A. is a type of virus B. speeds up the CPU C. creates an encrypted connection over a public network D. replaces the router

Question 2 of 10

In public-key encryption, the private key is shared with everyone.

A. True B. False

Question 3 of 10

Asymmetric (public-key) encryption uses

A. one shared key B. no keys C. only passwords D. a public key to encrypt and a private key to decrypt

Question 4 of 10

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

Question 5 of 10

Penetration testing is

A. illegal hacking B. an authorised simulated attack to find security weaknesses C. installing printers D. a speed test

Question 6 of 10

Hashing is designed to be easily reversed.

A. True B. False

Question 7 of 10

A digital certificate on a website

A. confirms the identity of the site and supports HTTPS B. makes the site load faster C. stores passwords D. removes adverts

Question 8 of 10

SQL injection is an attack that

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

Question 9 of 10

An intrusion detection system (IDS)

A. monitors network traffic for suspicious activity B. prints logs only C. stores backups D. is a type of cable

Question 10 of 10

An attack that tries every possible password is a ___-force attack.

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Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.

Past questions, worked solutions and curriculum-mapped study material for JHS and SHS students and teachers in Ghana.

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