Cyber Security Essentials -Quiz 2 12th august

To ensure ....................................., the system uses digital signatures to verify that transactions are authorized and unaltered

• data safety

• data integrity

• data confedentiality

• data availability

It is a mathematical function used in cryptography which takes variable length as input and returns an output of fixed length

• Hashing

• Digital Signature

• Encryption

• Authenticatio

Which of the following the correctly represent "Availability"?

• Availability =MTBF/MTBF + MTTR

• Availability =MTTR/MTBF + MTTR

• Availability =MTBF/ MTTR

• Availability =MTTR/ MTBF

Infrastructure Security, Operational Security and Digital Forensics are some of the procedures that are done by.................................

• Red Team

• Blue Team

• Purple Team

A .................................... is a security system that monitors and controls network traffic based on predefined rules, acting as a barrier between a trusted network and untrusted networks like the internet

• Firewall

• Intrusion Detection System

• Internet Gateway

• FireFox

They are small text files that websites store on a user's device, enabling them to "remember" information about the user's visit. This remembrance allows websites to personalize content, maintain user sessions (like keeping you logged in), and track browsing behaviour for analytics.

• Cookies

• Sessions

• Authenticator App

• Browsing History

An authenticator app is a mobile application that provides an extra layer of security to your online accounts by generating...................................................................... These passwords are used for two-factor authentication (2FA) and help protect your accounts from unauthorized access.

• Numerical Password

• One Time Passwords(OTPs)

• Time-based one-time passwords (TOTPs)

• High Security Passwords

A .....................................is a secure, isolated environment used to execute or test code, applications, or programs without affecting the main system or surrounding environment

• Sandbox

• Virtual Private Network

• Virtual Environment

• Black Box

................................. is a secure Operating System (OS) that provides a Trusted Execution Environment (TEE) for Android.

• Ubuntu

• Kernel

• Trusty

• Linux

A malware that collects information about you and your activities for a third party

• Adware or spyware

• ransomware

• trojan hourse

• Cookies