Title | Unit 01 Digital Content 2 |
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Author | Maddie Hamilton |
Course | Computer Concepts |
Institution | University of Windsor |
Pages | 14 |
File Size | 137.8 KB |
File Type | |
Total Downloads | 114 |
Total Views | 156 |
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Unit 01 Digital Content 1. _ ________referstothesymbolsthatrepresentpeople,events,things,andideas. ANSWER: Data 2. Datareferstothesymbolsthatrepresentpeople,events,things,andideas. a. True b. False ANSWER: True 3. Databecomes_______whenitispresentedinaformatthatpeoplecanunderstandanduse. ANSWER: information 4. Data__________referstotheforminwhichdataisstored,processed,andtransmitted. ANSWER: representation 5. Digitaldatacanbe__________thathavebeenconvertedintodiscretedigitssuchas0sand1s. a. t ext b. n umbers c. g raphics,sound,andvideo d. alloftheabove ANSWER: d 6. The process of converting information, such as text, numbers, photos, or music, into digital data that can be manipulatedbyelectronicdevicesiscalled___________. a. b inary b. d igitization c. representation d. n oneoftheabove ANSWER: b 7. The0sand1susedtorepresentdigitaldataarereferredtoas_________digits. ANSWER: binary 8. Afilenameextensionindicatesthefileformat. a. True b. False ANSWER: True
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Unit 01 Digital Content 9. ________dataconsistsofnumbersthatcanbeusedinarithmeticoperations. a. T ext b. D igital c. N umeric d. Binary ANSWER: c 10. Thebinarynumbersystemhasonlytwodigits:1and2. a. True b. False ANSWER: False 11. The_______numbersystemallowsdigitaldevicestorepresentvirtuallyanynumbersimplybyusing0sand1s. a. d igital b. text c. n umeric d. b inary ANSWER: d 12. Characterdataiscomposedofletters,symbols,andnumeralsthatareusedincalculations. a. True b. False ANSWER: False 13. ASCIIrequires__________bitsforeachcharacter. a. t wo b. s ix c. s even d. t en ANSWER: c 14. Unicodeuses________bitsandprovidescodesfor65,000characters. a. s even b. e ight c. t en d. s ixteen ANSWER: d
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Unit 01 Digital Content 15. Plain,unformattedtextissometimescalledASCIItext. a. True b. False ANSWER: True 16. ASCIItextfilescontainformatting. a. True b. False ANSWER: False 17. Inaformattedtextfile,________signalsthebeginningandendofaformattingcommand. ANSWER: delimiter,delimiters 18. Allofthedatastoredandtransmittedbydigitaldevicesisencodedasbits. a. True b. False ANSWER: True 19. Agroupofeightbitsiscalleda_______. a. b yte b. m egabit c. b inary d. n umericdata ANSWER: a 20. Transmissionspeedsareexpressedin_______,whereasstoragespaceisexpressedin_______. a. b its,bytes b. b ytes,bits c. b inary,numeric d. n oneoftheabove ANSWER: a 21. Data____________referstoanytechniquethatrecodesthedatainafilesothatitcontainsfewerbits. ANSWER: compression 22. Lossycompressionprovidesawaytocompressdataandreconstituteitintoitsoriginalstate. a. True b. False ANSWER: False
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Unit 01 Digital Content 23. Lossycompressionthrowsawaysomeoftheoriginaldataduringthecompressionprocess. a. True b. False ANSWER: True 24. Compressedfilesusuallyhave______attheendofthefilename. a. .exe b. . zip c. . txt d. n oneoftheabove ANSWER: b 25. __________ismusic,speech,andothersoundsrepresentedinbinaryformatforuseindigitaldevices. a. M IDI b. speechrecognition c. s peechsynthesis d. D igitalaudio ANSWER: d 26. To digitally record sound, __________ of a sound wave are collected at periodic intervals and stored as numeric datainanaudiofile. ANSWER: samples,sample,sampling 27. Sampling _______ refers to the number of times per second that a sound is measured during the recording process. a. rate b. c ompression c. d epth d. s ound ANSWER: a 28. Toconservespace,applicationsthatrequirehighqualitysounduselowsamplingrates. a. True b. False ANSWER: False 29. Regardlessofsamplingrate,digitalaudiofilesizecanbereducedusingaudiocompressiontechniques. a. True b. False ANSWER: True Cengage Learning Testing, Powered by Cognero
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Unit 01 Digital Content 30. Mostmusicforportablemediaplayersisstoredin_______audiofileformats. a. u ncompressed b. c ompressed c. l ossless d. z ipped ANSWER: b 31. Digitalaudioisstoredinavarietyoffileformats,including___________. a. W MA b. WAV c. M P3 d. a lloftheabove ANSWER: d 32. WhichofthefollowingisNOTaformatthatisusedfordigitalaudio? a. M P3 b. DOC c. WAV d. O gg ANSWER: b 33. A(n)_______issoftwarethatworksinconjunctionwithyourcomputer’sbrowsertomanageandplayaudiothat youareaccessingfromaWebpage. ANSWER: audioplugin 34. Thetechnicaltermforrippingmusictracksisdigitalaudioextraction. a. True b. False ANSWER: True 35. ______specifiesastandardwaytostoremusicdataforsynthesizersandcomputers. ANSWER: MIDI 36. MIDIfilesarelesscompactthandigitalaudiofiles. a. True b. False ANSWER: False
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Unit 01 Digital Content 37. OneofthemaindisadvantagesofMIDIisthatitcannotproducevocals. a. True b. False ANSWER: True 38. _________ enables people to control software with spoken commands, as well as dictate text into a word processingdocument. a. M IDI b. S peechsynthesis c. S peechrecognition d. P honemes ANSWER: c 39. __________istheprocessbywhichmachinesproducesoundthatresemblesspokenwords. ANSWER: Speechsynthesis 40. Text-to-speech software analyzes the words in a section of text, finds corresponding phonemes, and combines them intosentencesforoutput. a. True b. False ANSWER: True 41. Speechrecognitionsoftwareanalyzesthesoundsofyourvoiceandconvertseachwordintogroupsof________. ANSWER: phonemes,phoneme 42. Abitmapgraphiciscomposedofagridoftinyrectangularcells. a. True b. False ANSWER: True 43. Digitalphotographsarestoredasbitmapfiles. a. True b. False ANSWER: True 44. Inadigitalcamera,aCCD’s________correspondtopixels. ANSWER: photosites,photosite
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Unit 01 Digital Content 45. WhichofthefollowingisNOTatypeofbitmapformat? a. T IFF b. RAW c. PNG d. ZIP ANSWER: d 46. Bitmapimagesareformedbyagridof_____. ANSWER: pixels 47. Today’scolordisplaydevicesrepresentcolorusingthe______colormodel. a. R GB b. PNG c. BMP d. n oneoftheabove ANSWER: a 48. Thenumberofcolorsavailableinagraphicisreferredtoascolor_________. a. d epth b. r ange c. R GB d. PNG ANSWER: a 49. 8bitcolordepthisalsocalledTrueColor. a. True b. False ANSWER: False 50. Thedimensionsofthegridthatformsabitmapgraphicarereferredtoasimage__________. ANSWER: resolution 51. Bitmapgraphicsareresolutiondependentbecauseeachelementisadiscretepixel. a. True b. False ANSWER: True 52. Anundesirablejaggedappearanceofagraphicsimageisreferredtoas_______. ANSWER: pixelation
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Unit 01 Digital Content 53. Most graphics software uses a process called pixel _________ to create new pixels by averaging the colors of nearbypixels. a. p olarization b. i nterpolation c. c ompression d. r esolution ANSWER: b 54. Image__________referstoanytechniquethatrecodesthedatainanimagefilesothatitcontainsfewerbits. ANSWER: compression 55. TIFF,PNG,andGIFgraphicsformatsofferlossycompression. a. True b. False ANSWER: False 56. JPEGfilesarecompressedusinglossycompression. a. True b. False ANSWER: True 57. Lossycompressiontechniquesdiscardsomedatafromanimagetoshrinkitsfilesize. a. True b. False ANSWER: True 58. Bitmapgraphicsarecodedasaseriesofbits.Eachbitrepresentsthecolorofone________. ANSWER: pixel 59. Image editors provide an image __________ that can be used to adjust the brightness values for various ranges of dark,midrange,orlightpixels ANSWER: histogram 60. In the context of bitmap graphics editing, what technique employs algorithms that pull pixels from one area of an imageandthenapplythemtoanotherarea? a. i npainting b. c loning c. n oisereduction d. i mageenhancement ANSWER: b Cengage Learning Testing, Powered by Cognero
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Unit 01 Digital Content 61. Aclipping______essentiallycutsanobjectoutofanimageandknocksoutthebackgroundtomakeittransparen ANSWER: path 62. What is the term used to describes altering the pixel colors where the edges of the object and the background meet, sothattheobjectappearstomergewiththebackground? a. A lphablending b. C lippingpath c. C loning d. I npainting ANSWER: a 63. Avectorgraphicconsistsofasetofinstructionsforcreatingapicture. a. True b. False ANSWER: True 64. Instead of storing the color value for each pixel, a vector graphics file contains instructions that a computer uses to createtheshape,size,position,andcolorforeachobjectinanimage. a. True b. False ANSWER: True 65. When you change the size of a(n) _______ graphic, the objects change proportionally and maintain their smooth edges. ANSWER: vector 66. Vectorgraphicsusuallyrequiremorestoragespacethanbitmaps. a. True b. False ANSWER: False 67. Whichofthefollowingoptionsarewellsuitedforusingvectorgraphics? a. l ineart b. l ogos c. d iagrams d. a lloftheabove ANSWER: d
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Unit 01 Digital Content 68. Allbitmapgraphicsarephotos. a. True b. False ANSWER: False 69. WhichofthefollowingfileextensionsisNOTavectorgraphic? a. . svg b. .eps c. . tif d. . ai ANSWER: c 70. Bothscannersanddigitalcamerasproducevectorgraphics. a. True b. False ANSWER: False 71. Whatisanothertermforvectorgraphicssoftware? a. D rawingsoftware b. P hotoeditingsoftware c. D igitalcompositing d. A lloftheabove ANSWER: a 72. Avectorgraphiccanbeconvertedintoabitmapgraphicthroughaprocesscalled_________. ANSWER: rasterizing,rasterization 73. Afteravectorgraphicisconvertedtoabitmap,theresultinggraphicnolongerhasthequalitiesofavectorgraphic a. True b. False ANSWER: True 74. 3-D graphics are based on vectors stored as a set of instructions describing the coordinates for lines and shapes in athreedimensionalspace.Whatdothesevectorsform? a. abitmapgraphic b. a zippedfile c. awireframe d. a lloftheabove ANSWER: c
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Unit 01 Digital Content 75. Theprocessofcoveringawireframewithsurfacecolorandtextureiscalled_________. ANSWER: rendering,render 76. Whichofthefollowingisthetechniqueforaddinglightandshadowstoa3Dimage? a. r endering b. raytracing c. w ireframe d. r asterize ANSWER: b 77. 3Dgraphicscanbeanimated. a. True b. False ANSWER: True 78. Whichofthefollowingtoolswouldbefoundin3Dgraphicssoftware? a. r enderingtools b. r aytracingtools c. s urfacetexturetools d. a lloftheabove ANSWER: d 79. Digitalvideousesbitstostorecolorandbrightnessdataforeachvideoframe. a. True b. False ANSWER: True 80. Analogfootagecanbedigitizedusingvideo_____equipment. ANSWER: capture 81. Digital________capturesmovingimagesasbits,ratherthanonfilm. ANSWER: cinematography 82. Digitalvideoisacoretechnologyforwhichofthefollowing? a. d igitaltelevision b. v ideoconferencingsystems c. v ideomessaging d. a lloftheabove ANSWER: d
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Unit 01 Digital Content 83. WhichofthefollowingisNOTafactorinthequalityofdigitalvideo? a. f ramerateandresolution b. c olorandbitdepth c. c ompressiontechnique d. m emorytechnologyinyourcamera ANSWER: d 84. Indigitalvideo,eachbitmapimageisreferredtoasa(n)__________. ANSWER: frame 85. Thenumberofframesthataredisplayedpersecondismeasuredin_______. a. c ompression b. fps c. c olordepth d. b ps ANSWER: b 86. Digitalvideoslooksharpestwhentheyaredisplayedataresolutionthatislargerthantheframesize. a. True b. False ANSWER: False 87. Videoresolutionscanbeexpressedaswidthxheight. a. True b. False ANSWER: True 88. Today’swidescreendevices,suchaslaptopsandsmartphones,aredesignedforthe16:9__________. a. r esolution b. a spectratio c. framerate d. a lloftheabove ANSWER: b 89. When4:3videosaredisplayedinawidescreenplayer,theyareborderedbytheblackbarsofa(n)_______. ANSWER: letterbox
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Unit 01 Digital Content 90. In digital video, as long as the proportion of horizontal and vertical pixels remains the same, the aspect ratio is consistent. a. True b. False ANSWER: True 91. ________isthenumberofbitsthatareprocessedduringaspecificunitoftime,usuallyduringonesecond. a. B itrate b. B itdepth c. C olordepth d. n oneoftheabove ANSWER: a 92. Bitratecanbescaleddownbyreducingtheresolutionandapplying____________techniques. ANSWER: compression 93. Indigitalvideo,alowerresolutionreducesthebitrate. a. True b. False ANSWER: True 94. _______compressioncanbeappliedtoeachframeofavideo. ANSWER: Intraframe 95. ________compressionstoresonlythepixelsthatchangecolorfromoneframetothenext. ANSWER: Interframe 96. Videocompressioncanbeexpressedasacompression______. ANSWER: ratio 97. A(n) _______ is the software that compresses a video stream when a video is stored, and decompresses the file whenthevideoisplayed. a. c ompression b. codec c. b itmap d. r esolution ANSWER: b 98. Videofilesarestoredin________formatsthatholdthecompressedvideostreamandanaudiostream. ANSWER: container Cengage Learning Testing, Powered by Cognero
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Unit 01 Digital Content 99. WhichofthefollowingisNOTatypeofdigitalvideocontainerfile? a. M P4 b. AVI c. VOB d. PNG ANSWER: d 100. Transcodingdigitalvideosdoesnotcausealossofquality. a. True b. False ANSWER: False
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