Description : The basic algorithm initially attempts to use the _________context. a. Small b. Shortest c. Longest d. Zero
Last Answer : c. Longest
Description : In the encoded file, which symbol is marked in the ending ? a) ^ b) & c) $ d) %
Last Answer : c) $
Description : In the encoded file, which symbol is marked in the beginning ? a) ^ b) & c) $ d) %
Last Answer : a) ^
Description : In the encoded file, which type of changes are made in sysmbols ? a) They are compressed b) They are changed to a letter or symbol c) They are represented in the graphical form d) No changes are made
Last Answer : d) No changes are made
Description : In the encoded file, which type of changes are made in sysmbols ? a. They are compressed b. They are changed to a letter or symbol c. They are represented in the graphical form d. No changes are made
Last Answer : d. No changes are made
Description : An artist makes an RGB raster image in which each pixel color is encoded with 12-bits --- 4 bits each for red, green and blue.Which of the following correctly shows the hexadecimal value for Red as a 12-bit representation A. F00 B. 00F C. FF00 D. FF0000
Last Answer : D. FF0000
Description : In the encoded file, by using which process it can be transformed into original file at any time ? a) Straight b) Reverse c) Transfer d) Compressed
Last Answer : b) Reverse
Description : In the encoded file, how many time lengthy words appear ? a) Not a single time b) One c) Infinite d) As specified
Last Answer : b) One
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 : Run length encoding is a compression method in which repeated ______ of a symbol are replaced. a. Residual b. Occurrence c. Letters d. None
Last Answer : b. Occurrence
Description : A problem solving approach (algorithm) to find a satisfactory solution where finding an optimal or exact solution is impractical or impossible. Heuristic A. Algebraic B. Hyroglyphics C. Hypertext
Last Answer : C. Hypertext
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 : 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 : LBG algorithm is used to design a _________. a. Quantizer b. Vector c. Codebook d. Index table
Last Answer : c. Codebook
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 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 : 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 : 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 : The process of representing a large—possibly infinite—set of values with a much smaller set is called______________. A. Linear function Quantization B. PDF. C. CDF D. Quantization
Last Answer : D. Quantization
Description : Lossy or lossless? This type of compression makes the file smaller A. Lossy B. Lossless
Last Answer : A. Lossy
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 : The process of representing Infinite set of values with a much smaller set is called a. Mapping b. clustering c. Quantization d. Sampling
Last Answer : c. Quantization
Description : Which Quantizer has zero as one of its output levels? A. Uniform B. Midrise C. Midtread D. All of above
Last Answer : C. Midtread
Description : Source of information depending on finite no of outputs is called a. A. markov b. B. finite memory source c. C. zero source d. D. Both A and B
Last Answer : d. D. Both A and B
Description : In an all weld tensile test, the original specimen gauge length was 50mm, and after the test the increased gauge length was 65mm, what is the elongation percentage? a) % A is 40 b) % A is 60 c) % A is 30 d) % A is 36
Last Answer : c) % A is 30
Description : When is Run Length Encoding used? A. When we want to compress patterns of data B. When we want to decompress patterns of data C. When we want to encode running videos
Last Answer : A. When we want to compress patterns of data
Description : A Huffman encoder takes a set of characters with fixed length and produces a set of characters of A. fixed length B. constant length C. random length D. variable length
Last Answer : D. variable length
Description : ASCII Code is a example of a. Prefix code b. Variable length code c. Fixed length code d. Alphanumeric code
Last Answer : c. Fixed length code
Description : The distance of the pointer from the look-ahead buffer is called : a. Length b. Offset c. Triplet d. Code
Last Answer : b. Offset
Description : Average length of Extended Huffman code is upper bounded by : a. R b. R+1 c. R-1 d. R+1/n
Last Answer : d. R+1/n
Description : Which of the following awareness contexts is characterized by the patient, the family, and the health care professionals being aware that the patient is dying but all pretend otherwise? a) Mutual ... , all are aware that the patient is dying and are able to openly acknowledge that reality.
Last Answer : a) Mutual pretense awareness In mutual pretense awareness, the patient, the family and the health care professionals are aware that the patient is dying but all pretend otherwise.
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 : Hamzah needs to email a large file to a classmate. Why might he need to use file compression to do so? A. Email services often only let you send compressed data files. B. Compressed files are ... . D. Email services often have maximum file sizes that prevent you sending files that are too large.
Last Answer : D. Email services often have maximum file sizes that prevent you sending files that are too large.
Description : A sport/event organization that wants to obtain information about the population in a certain geographic location might use A. Government sources B. Primary Databases C. Personal Questionaires D. telephone surveys
Last Answer : B. Primary Databases
Description : What does GUI stand for? A. Graphical User Interface B. Generic Using Interchange C. General User Interchange D. Go Use the Internet
Last Answer : B. Generic Using Interchange
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 : Huffman trees use the _______________ of each character to work out their encoding. A. Frequency B. Order in ASCII C. Number value
Last Answer : A. Frequency
Description : Compression method use for Integer type data a. Huffman b. LZ77 c. Golomb Code d. Adaptive Huffman
Last Answer : c. Golomb Code
Description : Huffman trees use the _______________ of each character to work out their encoding. a. Frequency b. Order in ASCII c. Number value d. Both (a) and (b)
Last Answer : a. Frequency
Description : To divide information among cells A. Wrap B. Split C. Lock D. Column
Last Answer : B. Split
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 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 : What does 'WYSIWYG' stand for? A. Why you see is why you get B. When you see is when you get C. What you see is what you get D. Where you see is where you get
Last Answer : D. Where you see is where you get
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