Recent questions tagged data-compression

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

Last Answer : C. On screen

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

Description : A point where a wave crosses its resting line A. Node B. Frequency C. Transversal D. Trough

Last Answer : B. Frequency

Description : Energy of movement A. Potential energy B. Kinetic energy C. Sound energy D. spring energy

Last Answer : D. spring energy

Description : A wave in which the wave’s medium is compressed in the same direction as the movement of the wave A. Transversal wave B. Transverse wave C. Frequency wave D. compression wave

Last Answer : C. Frequency wave

Description : Speed in a given direction A. Wavelength B. Frequency C. Velocity D. Waves per second

Last Answer : A. Wavelength

Description : A wave in which the movement of the wave’s medium is perpendicular to the movement of the wave traveling through the medium A. Transverse waves B. Compression waves C. Nodular Waves D. Ocean Waves

Last Answer : A. Transverse waves

Description : A back-and-forth pattern of motion that transfers energy A. Wave B. Pulse C. Reflection D. Frequency

Last Answer : D. Frequency

Description : A rate of something that repeats over and over. A. Pulse B. Wave C. Velocity D. Frequency

Last Answer : C. Velocity

Description : A variable is A. DIM B. Console.Writeline("") C. A uniquely named storage location D. a way of holding a WHOLE number

Last Answer : C. A uniquely named storage location

Description : This is NOT a peripheral device A. Printer B. Scanner C. Anti-Virus D. Mouse

Last Answer : B. Scanner

Description : To save file space lossy compression... A. Temporarily removes data B. Permanently removes data

Last Answer : A. Temporarily removes data

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 : 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 : Select the answer that lists the units of bytes in ascending order (from smallest to largest) A. gigabyte, megabyte, terabyte B. megabyte, terabyte, kilobyte C. gigabyte, terabyte, megabyte D. kilobyte, gigabyte, terabyte

Last Answer : A. gigabyte, megabyte, terabyte

Description : Approximately how much bigger (how many more bytes) is a megabyte than a kilobyte? A. 1000 times bigger B. 10,0000 times bigger C. 1,000,000,000 times bigger D. 100,000 times bigger

Last Answer : D. 100,000 times bigger

Description : The color model uses varying intensities of (R)ed, (G)reen, and (B)lue light are added together in to reproduce a broad array of colors. A. BGR Color B. Primary Color C. Analogous Color D. RGB Color

Last Answer : C. Analogous Color

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 : Data that describes other data. For example, a digital image may include metadata that describe the size of the image, number of colors, or resolution. A. Metadata B. Emdata C. Tridata D. Perameter

Last Answer : D. Perameter

Description : A type of data used for graphics or pictures. A. Gyphs B. Numbers C. Text D. Image

Last Answer : A. Gyphs

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 : Best for print. A. DPI B. RGB C. CMYK

Last Answer : B. RGB

Description : Best for on Screen Display A. DPI B. RGB C. CMYK

Last Answer : A. DPI