50+ MCQ’s On E-Commerce | Computer Systems and Applications

31. _____ means converting cipher text to plain text.
(a) Encryption
(b) Decryption
(c) Conversion
(d) De-conversion

32. ______ means converting plain text to cipher text.
(a) Encryption
(b) Decryption
(c) Conversion
(d) De-conversion

33. In Public Key Encryption ______ key is used for Encryption.
(a) Receiver’s Public
(b) Receiver’s Private
(c) Sender’s Public
(d) Sender’s Private

34. In Public Key Encryption ______ key is used for Decryption.
(a) Receiver’s Public
(b) Receiver’s Private
(c) Sender’s Public
(d) Sender’s Private

35. _____ can read the cipher text.
(a) Sender
(b) Receiver
(c) Any One
(d) No one

36. When message & data are available only to those who are authorized to view them is known as ______ .
(a) Integrity
(b) Confidentiality
(c) Authenticity
(d) Privacy

37. Digital Accumulating Balance Payment System is generally used for ______ payments.
(a) Micro
(b) Macro
(c) Credit Card
(d) Debit Card

38. Scope of E-Commerce is ______.
(a) Local
(b) Global
(c) within own country
(d) within own state

39. ______ means found everywhere.
(a) Universal
(b) Ubiquity
(c) Global
(d) Local

40. E-Commerce Lacks _______ touch.
(a) Social
(b) Smooth
(c) Personal
(d) Communication

Answers: 31-Decryption, 32-Encryption, 33-Sender’s Public, 34-Receiver’s Private, 35-No one, 36-Confidentiality, 37-Micro, 38-Global, 39-Ubiquity, 40-Personal