IT &computer MCQ section 6 MCQ Questions & Answers Detailed Explanation

Answer: (b)

The Sun Labs skunk works have found the use of computers and networks in the car, using Java, Solaris/Linux, and embedded systems. The car track is embedded with real-time Java sensor technology.

Answer: (a)

WEP stands for Wired Equivalent Privacy. It is a security algorithm for IEEE 802.11 wireless networks. Introduced as part of the original 802.11 standard ratified in 1997, its intention was to provide data confidentiality comparable to that of a traditional wired network. It was superseded by Wi-Fi Protected Access (WPA) in 2003.

Answer: (b)

In order to transfer packets from a sending host to the destination host, the network layer must determine the path that the packets are to follow. Routing is the process by which systems decide where to send a packet.

It directs network packets from their source toward their destination through intermediate network nodes by specific packet forwarding mechanisms.

Answer: (b)

UNIX is a popular multi-user, multitasking operating system developed at Bell Labs in the early 1970s. Created by just a handful of programmers, UNIX was designed to be a small, flexible system used exclusively by programmers. It was designed to be portable, multi-tasking and multi-user in a timesharing configuration.

Answer: (b)

URL is an acronym for Uniform Resource Locator. Commonly referred to as a web address, URL is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it.

Answer: (c)

A metropolitan area network (MAN) is a computer network that usually spans a city or a large campus. A MAN usually interconnects a number of local area networks (LANs) using a high-capacity backbone technology, such as fiber-optical links, and provides uplink services to wide area networks (or WAN) and the Internet.