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 : 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 : What is colour/bit depth of the image? A. 1 B. 2 C. 3 D. 4
Last Answer : A. 1
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 : An Image is Square array of 256X256 pixel requires 65536 bytes, and after compression it reduced to 16384 X8 bytes. What will be the compression rate: a. 2 b. 3 c. 4 d. 5
Last Answer : a. 2
Description : 72 Points = _______ A. 1 Inch B. 1 Pica C. 1 Point D. 1 Pixel
Last Answer : A. 1 Inch
Description : What is the bit rate for transmitting uncompressed 800x600 pixel colour frames with 8 bits/pixel at 40 frames/second ? (A) 2.4 Mbps (B) 15.36 Mbps (C) 153.6 Mbps (D) 1536 Mbps
Last Answer : (C) 153.6 Mbps Explanation: The number of bits/sec is just 800x600x40x8 or 153.6 Mbps.
Description : A bitmap image is made up of A. Pixels B. Colours C. Sounds D. Samples
Last Answer : A. Pixels
Description : Images tend to be very large collection of data. The size of memory required for a 1024 by 1024 image in which the colour of each pixel is represented by a n-bit number, (in an 8 bit machines) is (A) n × 8 MB (B) n / 8 MB (C) (1024 × 1024) / 8 MB (D) 1024 MB
Last Answer : (B) n / 8 MB
Description : A base-16 number system that uses sixteen distinct symbols 0-9 and A-F to represent numbers from 0 to 15. A. Binary B. Decimal C. Hexadecimal D. Hepadeximal
Last Answer : A. Binary
Description : The act of changing the background color of a publication on which the image displays does not make the image look different. A. Color Depth B. Compression C. Portability D. Transparency
Last Answer : D. Transparency
Description : A Huffman code: A = 1, B = 000, C = 001, D = 01 ,P(A) = 0.4, P(B) = 0.1, P(C) = 0.2, P(D) = 0.3 The average number of bits per letter is A. 8.0 bit B. 2.0 bit C. 1.9 bit D. 2.1 bit
Last Answer : C. 1.9 bit
Description : A Huffman code: A = 1, B = 000, C = 001, D = 01 ,P(A) = 0.4, P(B) = 0.1, P(C) = 0.2, P(D) = 0.3 The average number of bits per letter is a. 8.0 bit b. 2.0 bit c. 1.9 bit d. 2.1 bit
Last Answer : c. 1.9 bit
Description : In which of the following terminals the screen is regarded as an array of pixels, where each pixel is either on or off: a) Character Map Terminal b) Bit Map Terminal c) RS 232 C Terminal d) None of The Above
Last Answer : b) Bit Map Terminal
Description : Given an image of size 1024 × 1024 pixels in which intensity of each pixel is an 8-bit quality. It requires ............... of storage space if the image is not compressed. (A) one Terabyte (B) one Megabyte (C) 8 Megabytes (D) 8 Terabytes
Last Answer : (B) one Megabyte
Description : Define the term 'sample rate'. A. Snapshots of sound are taken as the wave cannot be represented as a series of continuous changes. B. The number of samples taken each second C. The number of bits used per second of audio D. The number of bits available for each clip
Last Answer : B. The number of samples taken each second
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 : In data compression technique, each word is represented by what ? a) Digit b) Letter c) a or b d) Picture
Last Answer : c) a or b
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 : 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 : What do you call a single point on a computer screen? A) Cell B) Element C) Pixel D) Bit
Last Answer : Answer : C
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 : 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 : 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 : 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 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 : 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 : 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.
Description : External data can be useful because: A. It is the most expensive to obtain B. It is the cheapest to obtain C. It is most reliable D. It is the most current
Last Answer : B. It is the cheapest to obtain
Description : shipping/inventory and billing records are examples of A. external data B. internal data C. qualitative data D. clickstream data
Last Answer : B. internal data
Description : Internal data comes from: A. within the organization B. from the government C. inside the target market D. inside the human mind
Last Answer : A. within the organization
Description : Quantitative Data has to do with numbers or data that can be ___. A. Observed B. Tasted C. felt by emotion D. measured
Last Answer : D. measured
Description : Which is not an example of Qualitative Data A. color B. smell C. beauty D. volume
Last Answer : A. color
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 : Which of the following is a secondary source of sport/event information: A. Accounting records B. Demographic reports C. Computerized surveys D. Personal interviews
Last Answer : B. Demographic reports
Description : Which is an example of primary data? A. journal entry B. survey C. census data D. news article
Last Answer : C. census data
Description : All Waves A. Have troughs and nodes B. Move back and forth C. Transfer energy D. are big
Last Answer : A. Have troughs and nodes