(12) Aprivate company network is....... Extranet B. Intranet D. Internet C WAN .............. is a computer program that is intended to damage software systems or hardware coupoacets Viruses b) worms c)spyware d) hackers 19. Which one of the following describes a computer's opernting system? A software that controls the allocation and usage of hardware, B Hardware that can scan and convert photographs into digital files. C. Software that can retrieve information from a database Dhardware that can record and send images across the Internet 115)DOS is an example of .............. a Application program B. Operating System C. Programming languages D.hardware 1161 The ......(1).... is the physical connection of millions of ......(2)....... A (1) Internet (2) Networks B (1) Web (2) Computers (1) Intranet (2) Computers D None of the above 1171. A.............. is a collection of related Web documents that are made available to the public. A ledex Page b. Web Site c.Home Site d. None of the above [181 ....... is a way of presenting information so that the order in which it's read is left up to the reader A Hypermedia b.Hyperlinks c.Hypertext d. None of the above 1191. Internet Explorer is an example of .... A Web Site b. Web Server c. Web Browsers d. None of the above 1201. URL stands for ....... A Universal Resource language b. Uniform Resource Locator Uniform Real Locator d. None of the above 1211. HTML stands for ----......... A Hyperlink Markup Language b.Hypertext Markup Language Hypertalk Markup Language d. None of the above 22. E-mail and chat rooms are examples of ............. A Internet b. Web servers c. Online Services d. None of the above -... coasists of real-time voice and video conversations. Usenet b Internet Relay Chart c. Internet Telephony d. None of the above 24. All the linked documents that are held on a global network of computer systems is called... A WWW b.Search engine c.GUI d. None of the above