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01. What are the three main search expressions, or operators, recognized by Boolean logic?

01. What are the three main search expressions, or operators, recognized by Boolean logic?. A. FROM, TO, WHOM. B. AND, OR, NOT. C. SEARCH, KEYWORD, TEXT. D. AND, OR, BUT. 02. „MOV' extension refers usually to what kind of file?. A. Image file. B. Animation/movie file.

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01. What are the three main search expressions, or operators, recognized by Boolean logic?

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  1. 01.What are the three main search expressions, or operators, recognized by Boolean logic? A. FROM, TO, WHOM B. AND, OR, NOT C. SEARCH, KEYWORD, TEXT D. AND, OR, BUT

  2. 02. „MOV' extension refers usually to what kind of file? A. Image file B. Animation/movie file C. Audio file D. MS Office document

  3. 03. . Most modern TV's draw power even if turned off. The circuit the power is used in does what function? A. Sound B. Remote control C.Color balance D. High voltage

  4. 04.Who is largely responsible for breaking the German Enigma codes, created a test that provided a foundation for artificial intelligence? A. Alan Turing B. Jeff Bezos C. George Boole D. Charles Babbage

  5. 05.The first step to getting output from a laser is to excite an active medium. What is this process called? A. Pumping B. Exciting C. Priming D. Raising

  6. 06.Who created Pretty Good Privacy (PGP)? A. Phil Zimmermann B. Tim Berners-Lee C. Marc Andreessen D. Ken Thompson

  7. 07.After the first photons of light are produced, which process is responsible for amplification of the light? A. Blackbody radiation B. Stimulated emission C.Planck‟s radiation D.Einsten oscillation

  8. 08.'TMP' extension refers usually to what kind of file? A. Compressed Archive file B. Image file C. Temporary file D. Audio file

  9. 09."FET" is a type of transistor, Its full name is ________ Effect Transistor...? A.Field B. Factor C. Flash D. Force

  10. 10.What are three types of lasers? A. Gas, metal vapor, rock B. Pointer, diode, CD C. Diode, inverted, pointer D. Gas, solid state, diode

  11. 11.built the world's first binary digit computer: Z1...? A.KonradZuse B. Ken Thompson C.Alan Turing D. George Boole

  12. 12.Which company created the most used networking software in the 1980's A. Microsoft B. Sun C. IBM D.Novell

  13. 13.What was the clock speed of the original IBM PC? A. Less than 5 MHz B. 10 MHz C. 8 MHz D.Just over 16 MHz

  14. 14. The IBM PC-XT was the first to include a hard drive. What was the capacity of this disk? A. 20 MB B. 1.44 MB C. 10 MB D. 750 KB

  15. 15.In 1983, which person was the first to offer a definition of the term 'computer virus'? A. McAfee B.Smith C. Cohen D. Norton

  16. 16.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

  17. 17.Which Intel chip was the first to support a 32-bit bus architecture? A. 486SI B. Pentium C. 286 D. 386DX

  18. 18.Microsoft Windows XP is an upcoming operating system, what is XP short for? A. Whistler B. eXtra Powerful C.eXPerienced D. It is not an acronym

  19. 19.What was the active medium used in the first working laser ever constructed? A. A diamond block B. Helium-neon gas C.A ruby rod D. Carbon dioxide gas

  20. 20.Which of the following is part of a hard disk drive? A. Mother Board B.Platter C.Laser D. Riser Board

  21. 21. Which of the following is not related to e-mail? A. BCC B. SPAM C.Pen D.Pine

  22. 22.Which of the following is not a programming language? A.Lisp B.See C.Java D.Perl

  23. 23.Which of the following will not help your computer's security? A. Firewall B. VLAN C.Good Password D. Updated software

  24. 24.What is another name for a motherboard? A.CPU B.Fatherboard C.Main system D. System board

  25. 25.The windows registry consists of which two files? A. autoexec.bat and config.sys B. user.dat and win.ini C.user.dat and system.dat D. win.reg and user.dat

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