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Kerala PSC General Science Book Study Materials Page 724
Book's First Page(b) It is a computer network across a public internet that provides users access to their organization"s "network while maintaining the security of the information transmitted (c) It is a computer network in which users can access a shared pool of computing resources through a service provider (d) None of the statements (a), (b) and (c) given above is a correct description of Virtual Private Network Ans: (b) 128. Consider the following statements: [Asstt Comm PF 2002] 1. Inters Pentium IV is an operating system used in PCs. 2. During booting period of a PC, the operating system is first loaded. 3. Analogue computers are useful only in scientific field while digital computers have application in scientific as well- as in business, administrative functions. 4. Micro-computer is another name for micro-processor. Which of these statements are correct? (a) 1, 2, 3 and 4 (b) 2 and 3 (c) 1 and 4 (d) 1, 2 and 4 Ans: (b) 129. Consider the following statements about, internet facility: [CDS 2001] 1. It serves as the largest on-line information system. 2. It provides the most dependable and fastest mode for sending e-mail. 3. Recurring expenditure on communicating e-mail is very high. 4. It is often misused and has triggered cyber-crimes. Which of these statements are correct ? (a) 1, 2 and 4 (b) 1 and 4 (c) 2, 3 and 4 (d) 2 and 3 Ans: (a) 723