GATE Networks 1

Question 1

What is the CIA triad in information security?

Accepted Answer

Confidentiality, Integrity, Availability

Answer

The CIA triad represents three core security principles: Confidentiality (keeping data private), Integrity (data accuracy), Availability (systems accessible when needed).

Question 2

What is multi-factor authentication (MFA)?

Accepted Answer

Requiring two or more verification methods to confirm identity

Answer

MFA combines two or more authentication factors (something you know, have, or are) for stronger identity verification.

Question 3

What is a firewall?

Accepted Answer

A security device that monitors and controls network traffic based on rules

Answer

Firewalls filter incoming and outgoing network traffic based on security rules, creating a barrier between trusted and untrusted networks.

Question 4

What is phishing?

Accepted Answer

A social engineering attack using fraudulent communications to steal sensitive data

Answer

Phishing uses deceptive emails, websites, or messages that appear legitimate to trick victims into revealing passwords, credit cards, or personal information.

Question 5

What is encryption?

Accepted Answer

Converting data into coded format to prevent unauthorized access

Answer

Encryption transforms readable data into unreadable ciphertext using algorithms and keys, ensuring only authorized parties can access the information.

(GATE) Graduate Aptitude Test in Engineering Practice Test

(GATE) Graduate Aptitude Test in Engineering Practice Test

GATE Networks 1