Description : LBG algorithm is used to design a _________. a. Quantizer b. Vector c. Codebook d. Index table
Last Answer : c. Codebook
Description : The design of the _____has a significant impact on the amount of compression. a. Cluster b. Quantizer c. Codebook d. Both (b) and (a)
Last Answer : b. Quantizer
Description : __________ shape is used to make codebook in structure vector quantization. a. Square b. Rectangle c. Circle d. Hexagon
Last Answer : d. Hexagon
Description : Quantization with one word memory is also called ______. A. Uniform quantizer B. non uniform quantizer C. Jayant Quantizer D. Midrise Quantizer
Last Answer : C. Jayant Quantizer
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 : 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 : Quantization techniques that operate on blocks of data are called a. Adaptive quantization b. Non uniform Quantization c. Scalar Quantization d. None of the Above
Last Answer : d. None of the Above
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 : 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 : The basic idea behind Huffman coding is to A. compress data by using fewer bits to encode fewer frequently occuring characters B. compress data by using fewer bits to encode more ... frequently occuring characters D. expand data by using fewer bits to encode more frequently occuring characters
Last Answer : B. compress data by using fewer bits to encode more frequently occuring characters
Description : In the multimedia contents, coding and decoding is performed by a software component known as _______. a) codec b) modec c) sodec d) bodec
Last Answer : a) codec
Description : In the multimedia contents, which process is done by a software ? a) Conversion (coding) b) Reverse conversion c) (A) and (B) both d) None of these
Last Answer : c) (A) and (B) both
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 : Earliest name of the facsimile coding is___________. a. Feminine b. CALIC c. Telephone d. Fax
Last Answer : d. Fax
Description : A static dictionary technique that is less specific to a single application is: a. LZ77 b. Diagram Coding c. Initial dictionary d. LZW
Last Answer : b. Diagram Coding
Description : Sliding windowing technique is used in which dictionary compression a. LZW b. LZ77 c. LZ78 d. Diagram coding
Last Answer : b. LZ77
Description : In the multimedia contents, coding and decoding is performed by a software component known as: a. codec b. modec c. sodec
Last Answer : a. codec
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 : The basic idea behind Huffman coding is to a. compress data by using fewer bits to encode fewer frequently occuring characters b. compress data by using fewer bits to encode more ... frequently occuring characters d. expand data by using fewer bits to encode more frequently occuring characters
Last Answer : b. compress data by using fewer bits to encode more frequently occuring characters
Description : Information ignored the human eye is the a. A. coding redundancy b. B. spatial redundancy c. C. temporal redundancy d. D. irrelevant info
Last Answer : d. D. irrelevant info
Description : In polar vector quantization r is called ________. a. Quantum b. Phase c. Magnitude d. None of above
Last Answer : c. Magnitude
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 : TSVQ stands for _________. A. tree structured vector quantizers B. tree structured valid quantizers C. tree unStructured vector quantizers D. tree structured vector quantity
Last Answer : A. tree structured vector quantizers
Description : In Tree structures vector quantization cluster is divided in a. 2 groups b. 3 groups c. Infinite groups d. N groups
Last Answer : a. 2 groups
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 : A programmer is writing a system that is intended to be able to store large amounts of personal data. As the programmer develops the data system, which of the following is LEAST likely to impact the ... of the information for analysis. D. The frequency of a particular item occurring in a data set.
Last Answer : D. The frequency of a particular item occurring in a data set.
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 : 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 : JPEG is: A. Joint Photographic Experts Group B. Joint Photographic Experts General C. Joint Photo Experts Group D. Joint Photographic Eminent Group
Last Answer : A. Joint Photographic Experts Group
Description : Vector A. It do not need the control of the human operator during their execution B. An arrow in a multi-dimensional space. It is a quantity usually characterized by an ordered set of scalars C. The validation of a theory on the basis of a finite number of examples D. None of these
Last Answer : B. An arrow in a multi-dimensional space. It is a quantity usually characterized by an ordered set of scalars
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 : Information per source is called a. A. sampling b. B. quantization c. C. entropy d. D. normalization
Last Answer : c. C. entropy
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 : Sequence of code assigned is called a. A. code word b. B. word c. C. byte d. D. nibble
Last Answer : a. A. code word
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 : 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
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 : 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 : 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 : What is DTP? A. Desktop Program B. Desktop Printout C. Desktop Publishing D. Desktop Power Point
Last Answer : B. Desktop Printout
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 : 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 : 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.