Description : Represents one dot that is illuminated on a computer screen, many of which make up images A. Graphics B. Lossless C. Lossy D. Pixels
Last Answer : D. Pixels
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 : 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 : 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 : A type of data used for graphics or pictures. A. Gyphs B. Numbers C. Text D. Image
Last Answer : A. Gyphs
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 : 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 : A bitmap image is made up of A. Pixels B. Colours C. Sounds D. Samples
Last Answer : A. Pixels
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 : Digital video is sequence of a. pixels b. matrix c. frames d. coordinates
Last Answer : c. frames
Description : Digital video is sequence of a. A. pixels b. B. matrix c. C. frames d. D. coordinates
Last Answer : c. C. frames
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 : 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 : ___________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 : 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 : 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 : To change the font size in order to display more text or other data A. Border B. Shading C. Shrink to fit D. Printing area
Last Answer : A. Border
Description : To make lines of text appear on multiple lines of a cell A. Wrap B. Split C. Lock D. Column
Last Answer : D. Column
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
Last Answer : C. On screen
Description : How do you calculate the number of bits of a body of text in ASCII? A. Number of characters * 7 B. Number of characters (including spaces) *7 C. bits in Huffman * 7 D. bits in Huffman / 7
Last Answer : B. Number of characters (including spaces) *7
Description : The idea with wavelets is to represent a complicated function by A. sinus functions B. simple basic functions C. lines D. square functions
Last Answer : B. simple basic functions
Description : A simple quantization scheme would be to represent each output of the source with the ____value closest to it. a. Codeword b. Integer c. Binary sequence d. Coordinates
Last Answer : b. Integer
Description : Interactive combination of text, graphics, images, audio, video etc., is known as (a) Data (b) Information (c) Multimedia (d) Internet -Technology
Last Answer : (c) Multimedia is a interactive combination of text, animations, sounds, images etc.
Description : Slides may contain: a) Text and Graphics Only b) Sound and Movies Only c) Text, Movies, Images, Sound Only and all other objects d) All of the Above e) None of These
Last Answer : d) All of the Above
Description : A point where a wave crosses its resting line A. Node B. Frequency C. Transversal D. Trough
Last Answer : B. Frequency
Description : Why is it that when I'm printing photos, they come out clear, but when I print drawings and oil paintings off Google Images, they come out slightly pixilated?
Last Answer : Images designed for screens typically use 72 dpi (dots per inch), whereas print typically uses 300 dpi. This could be part of the explanation.
Description : The devices that used to give single or multiple colored images and drawings are ____________ a) Monitors b) Printers c) Plotters d) VDUs
Last Answer : Answer: c Explanation: Plotters are the devices which are used to give colored images. They use ink pens or ink jets for drawing. Pens of different colors and shades are used for shading and styling
Description : What is a great way to improve your website's stickiness , which is keeping someone on your website and encouraging them to come back? * Make your website interactive with things to do such ... difficult to locate the contact information Pack a lot of graphics, photos, and text onto each page
Last Answer : Make your website interactive with things to do such as quizzes, downloads, video to watch and audio to listen to
Description : The best way to improve search engine ranking is with * Video A blog Having at least 500 words of text per page Using a lot of graphics per page
Last Answer : A blog
Description : Best way to improve search engine ranking is with______ A. Video B.Blog C.Having at least 500 words of text per page D.Using a lot of graphics per page
Last Answer : B.Blog
Description : What is a great way to improve your website's stickiness , which is keeping someone on your website and encouraging them to come back? A. Make your website interactive with things to do such as quizzes ... the contact information D. Pack a lot of graphics, photos, and text onto each page Ans: A
Last Answer : A. Make your website interactive with things to do such as quizzes, downloads,
Description : The best way to improve search engine ranking is with A. Video B. A blog C. Having at least 500 words of text per page D. Using a lot of graphics per page Ans: B
Last Answer : B. A blog