World Science and Technology – Exercise – 2

96. The first web server was built in:

(a) 1990 in Geneva, Switzerland
(b) 1985 in Berkeley, California
(c) 1988 in Cambridge, Massachusetts
(d) 1947 in Berningham, UK

Answer
Answer : (a)
Explanation
Explanation : No answer description available for this question. Let us discuss.
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97. ARPANET, the precursor to the Internet, was developed by:

(a) FAA
(b) Department of Defence
(c) NATO
(d) UART

Answer
Answer : (b)
Explanation
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98. This virus activated every Friday the 13th, affects both .EXE and .COM files and deletes any programs run on that day. What is the name of that virus?

(a) Chernobyl
(b) Jerusalem
(c) Melissa
(d) I Love You

Answer
Answer : (b)
Explanation
Explanation : This was one of the most common viruses unleashed in 1988. Let us discuss.
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99. The invention of the transistor, or semiconductor, was one of the most important developments leading to the personal computer revolution. What company invented the transistor in 1947?

(a) International Business Machines
(b) MITS
(c) Xerox
(d) Bell Laboratories

Answer
Answer : (d)
Explanation
Explanation : The transistor, which essentially is a solid-state electronic switch, replaced the much less suitable vacuum tube. Because the transistor consumed significantly less power, a computer system built with transistors was much smaller, faster and more efficient than a computer system built with vacuum tubes. Let us discuss.
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100. In what year did the Symantec Corporation first release Norton Antivirus?

(a) 1990
(b) 1995
(c) 1988
(d) 1997

Answer
Answer : (a)
Explanation
Explanation : 1990 Symantec launches Norton AntiVirus, one of the first anti-virus programs developed by a large company. Let us discuss.
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