MCA(SEM-III) THEORY EXAMINATION 2018-19CYBER SECURITYTime: 3 HoursTotal Marks: 70Note: 1.Attempt all Sections. If require any missing data; then choose suitably.2.Any special paper specific instruction.SECTION A1. Attempt allquestions in brief.2 x 7 = 14a.What is information integrity?b.Define VPNc.What is cyber crime?d.Define internet, intranet and extranet.e.What is masquerading or spoofing.f.Explain the concept of EDI.g.What do you understand by copyright law?SECTION B2. Attempt any threeof the following:7 x 3 = 21a.Explain information systems and types of information systems.b.Explain the two basic functions used in encryption algorithms?c.“Instruction Detection is the backbone of IS” Justify it.d.What are WWW policies in Cyber Security?e.What is smart card? Also explain the different types of smart cards.SECTION C3. Attempt any onepart of the following:x 1 = 7a.What is Cyber Security? How to secure your information explain in detail?b.