Description : Anything on a page that is not actual text, from simple line drawings to fully active images found on the World Wide Web. A. Graphics B. Lossless C. Lossy D. Pixels
Last Answer : A. Graphics
Description : colors of the pixels in a digital image are often represented by red, green, and blue values between 0 and 255 (an RGB triplet). A photographer is manipulating a digital image ... using on the digital image? A. Lossless transformation B. Lossy transformation C. Multiband transformation
Last Answer : A. Lossless transformation
Description : Which of the following is a benefit of lossy compression over lossless? A. File sizes will always be reduced, even when compressed multiple times. B. File quality is not harmed, e.g. ... can be decompressed back to their original uncompressed form. D. File sizes are usually significantly smaller.
Last Answer : C. Files can be decompressed back to their original uncompressed form.
Description : Data compression which guarantees that all original data can be restored exactly A. Lossless compression B. Lossy compression C. File compression D. Raster compression
Last Answer : B. Lossy compression
Description : What type of compression actually deletes data and cannot be decompressed? A. File Compression B. Lossless Compression C. Lossy Compression D. Archive Compression
Last Answer : D. Archive Compression
Description : Dennis has saved a photograph and has lost data during compression. What type of compression has occurred? A. LOSSY B. LOSSLESS C. RESOLUTION D. COLOR MODE
Last Answer : A. LOSSY
Description : A song is digitally recorded by an artist and saved to a file. Then, the artist runs a program that takes the file as input and produces a new file. The new file does not include any sound ... a smaller file size. D. This is a lossless transformation of data that results in a larger file size.
Last Answer : A. This is a lossy transformation of data that results in a smaller file size.
Description : Lossy or lossless? This type of compression makes the file smaller A. Lossy B. Lossless
Last Answer : A. Lossy
Description : Lossy or lossless? This type of compression does not get rid of any data A. Lossy B. Lossless
Last Answer : B. Lossless
Description : Huffman coding is an encoding algorithm used for A. lossless data compression B. files greater than 1 Mbit C. broadband systems D. lossy data compression
Last Answer : A. lossless data compression
Description : Huffman coding is an encoding algorithm used for a. lossless data compression b. files greater than 1 Mbit c. broadband systems d. lossy data compression
Last Answer : a. lossless data compression
Description : Which of these is NOT a way to decrease image blurriness? A. Use compatible file formats B. Increase the size of thumbails C. Save images using loseless compression D. Check if raster or vector graphics work better
Last Answer : A. Use compatible file formats
Description : How does lossy compression reduce the size of files? A. Through removing redundancies by grouping repeated data together. B. By removing some precision in data that humans would have difficulty to ... the amount of storage needed. D. By replacing blocks of data with more compact representations.
Last Answer : D. By replacing blocks of data with more compact representations.
Description : To save file space lossy compression... A. Temporarily removes data B. Permanently removes data
Last Answer : A. Temporarily removes data
Description : Which of the following is a true statement about data compression? A. Data compression techniques can be used to reduce the size of a file for storage or transmission. B. Data compression techniques can ... used if there may be a need to recover all of the original data from the compressed file.
Last Answer : A. Data compression techniques can be used to reduce the size of a file for storage or transmission.
Description : The reconstruction of a ________constructed sequence is identical to the original sequence. a. losslessly b. lossy c. Predictive d. None of the above
Last Answer : a. losslessly
Description : Down sampling is to make a digital image file smaller by A. removing pixels B. adding noise C. adding pixels D. removing noise
Last Answer : A. removing pixels
Description : A bitmap image is made up of A. Pixels B. Colours C. Sounds D. Samples
Last Answer : A. Pixels
Description : Performance measure for Lossless Compression is __________: A. Distortion B. Fidelity C. Quality D. Rate
Last Answer : D. Rate
Description : Which best describes Lossless Compression? A. No information is lost but file size is increased B. There is no loss in information at all after compression C. Files which have the exact same data after compression D. Compression that involves an algorithm
Last Answer : B. There is no loss in information at all after compression
Description : The standard unit of measurement for U.S. standard size papers. A. Inches B. Picas C. Points D. Pixels
Last Answer : A. Inches
Description : The binary code for each pixel is used to determine A. Which colour will be displayed B. How big the image is C. What shape the image is D. How many pixels will be in the image
Last Answer : A. Which colour will be displayed
Description : Digital video is sequence of a. pixels b. matrix c. frames d. coordinates
Last Answer : c. frames
Description : In facsimile transmission, a page is scanned and converted into a sequence of a. Binary sequence b. Ternary sequence c. black or white pixels d. alphanumeric sequence
Last Answer : c. black or white pixels
Description : Digital video is sequence of a. A. pixels b. B. matrix c. C. frames d. D. coordinates
Last Answer : c. C. frames
Description : ___________has become quite popular for encoding all kinds of images, both computer-generated and “natural” images. a. GIF b. PNG c. TIFF d. JPEG
Last Answer : a. GIF
Description : What is the difference between a lossy and a lossless file extension?
Last Answer : In a general sense, the lossy will loose something each time you save it wheras the lossless will not. This might clear it up
Description : If the loss tangent is very less, then the material will be a a) Conductor b) Lossless dielectric c) Lossy dielectric d) Insulator
Last Answer : b) Lossless dielectric
Description : A type of data used for graphics or pictures. A. Gyphs B. Numbers C. Text D. Image
Last Answer : A. Gyphs
Description : The term for small images or icons that can be inserted into a document A. Clip art B. Layout C. DTP D. Posters
Last Answer : C. DTP
Description : Ms. Matthews is printing posters of her students' artwork. Since the images will be printed, they will need: A. a higher resolution for better print quality. B. a lower resolution for smaller ... a higher resolution to display on a monitor. D. a lower resolution in order to download faster.
Last Answer : A. a higher resolution for better print quality.
Description : The CALIC scheme actually functions on : a. bi-level images. b. gray-scale images c. RBG images d. Both (a) and (b)
Last Answer : d. Both (a) and (b)
Description : What is the reason that in the beginning of encoded file there is data telling which digit/letter represents which word ? a) It is needed to convert the file in compression form b) it is ... convert the file in its original uncompressed form d) it is needed to convert the file in graphical form
Last Answer : c) it is needed to convert the file in its original uncompressed form
Description : Where in the encoded file, one can have the data that tells which digit/letter represents which word ? a) Beginning b) Middle c) Ending d) None of these
Last Answer : a) Beginning
Description : A webpage is an example of an ........... electronic document A. Comp B. DTP C. On screen D. Online
Last Answer : C. On screen
Description : This document is designed to be viewed ........ on your tablet A. Comp B. DTP C. On screen D. Online
Last Answer : A. Comp
Description : A ........ is an initial document that shows where all text and graphic elements will be placed A. Comp B. DTP C. On screen D. Online
Description : .............. means that a printed document will appear exactly as it does on-screen A. Layout B. Publish C. Clip art D. WYSIWYG
Last Answer : C. Clip art
Description : Best for on Screen Display A. DPI B. RGB C. CMYK
Last Answer : A. DPI
Description : Which refers to the diagonal distance between two coloured pixels? A. Refresh rate B. Dot Pitch C. Both (A) and (B) D. None of the Above
Last Answer : B. Dot Pitch
Description : When creating a Web document, which unit is used to express an image’s height and width? (a) Centimetres (b) Pixels -Technology
Last Answer : (b) Image’s height and width unit are expressed in pixels or in percent form.
Description : A particular way of coding information for storage in a computer file A. Raster graphic B. Vector graphic C. File format D. Layer
Last Answer : A. Raster graphic
Description : A program allows a user to design and publish a document using only a computer and a printer A. DTP B. PDF C. PPT D. DOC
Last Answer : A. DTP
Description : Why do computers use binary? A. Because It's all the understand.... B. Because a computer is a series of switches, 1 being on and 0 being off C. Because they can't understand ASCII D. Because UNICODE doesn't work
Last Answer : A. Because It's all the understand....
Description : To convert multimedia information coming from hardware devices into computer data can be compared with which process ? a) Coding b) Decoding c) (a) and (b) both d) None of these
Last Answer : a) Coding
Description : From the following, which option shows an issue faced with multimedia contents ? a) Converting multimedia information coming from hardware devices into computer data b) converting the computer data back into audio/ ... for playing on the hardware device c) a and b both d) None of these
Last Answer : c) a and b both
Description : The techniques for reducing the storage requirement of computer files and directory structure are known by which name ? a) Data compression b) Data storage place c) Data form d) Data transfer
Last Answer : a) Data compression
Description : Which of the following produces the best quality graphics reproduction? A) Laser printer B) Ink jet printer C) Plotter D) Dot matrix printer
Last Answer : Answer : C
Description : Which of the following produces the best quality graphics reproduction? a. Laser printer b. Ink jet printer c. Plotter d. Dot matrix printer
Last Answer : Plotter
Last Answer : c. Plotter