Samacheer Kalvi Class 12 E-Commerce Security Systems Questions - 1

Question: 1

PGP stands for

(A) Pretty Good Privacy

(B) Pretty Good Person

(C) Private Good Privacy

(D) Private Good Person

Ans: A

Pretty Good Privacy

Question: 2

3-D Secure, a protocol was developed by

(A) Master

(B) Visa

(C) PayTM

(D) Rupay

Ans: B


Question: 3

Which of the following is true about Ransomware

(A) Hackers demand ransom from the victim

(B) Typopiracy is a form of ransomware

(C) Ransomware deletes the file instantly

(D) Ransomware is not a subset of malware

Ans: A

Hackers demand ransom from the victim

Question: 4

What is the other name for DDoS attacks?

(A) Network Flood

(B) Cyber Flood

(C) Nature Flood

(D) Virus Flood

Ans: A

Network Flood

Question: 5

Which refers to unauthorized intrusion into a computer or a network?

(A) Hacking

(B) Cracking

(C) Tampering

(D) DDoS

Ans: A


Question: 6

How many types of encryption technologies are there?

(A) 1

(B) 2

(C) 3

(D) 4

Ans: B


Question: 7

FIPS means

(A) Finance Insurance Private Sector

(B) Federal Information Processing Standard

(C) Finance Insurance Public Sector

(D) None of these

Ans: B

Federal Information Processing Standard

Question: 8

DES was introduced by





Ans: A


Question: 9

Public key encryption was devised in the year

(A) 1972

(B) 1974

(C) 1976

(D) 1978

Ans: C


Question: 10

PGP was developed by

(A) Phil Zimmermann

(B) Martin E. Heilman

(C) Whitfield Diffie

(D) All the three

Ans: A

Phil Zimmermann