ASCII Code is a example of a. Prefix code b. Variable length code c. Fixed length code d. Alphanumeric code

ASCII Code is a example of
a. Prefix code
b. Variable length code
c. Fixed length code
d. Alphanumeric code
by

1 Answer

Answer :

c. Fixed length code
by

Related questions

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

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

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

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

Code {0,10,100,111} is : a. UDC b. Prefix code c. Instantaneous code d. All above

Description : Code {0,10,100,111} is : a. UDC b. Prefix code c. Instantaneous code d. All above

Last Answer : d. All above

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

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....

Which formula shows how to work out the percentage a file has been compressed by? A. bits in (Huffman *7) /100 B. bits in ASCii - bits in Huffman C. difference in bits / bits in ASCII * 100

Description : Which formula shows how to work out the percentage a file has been compressed by? A. bits in (Huffman *7) /100 B. bits in ASCii - bits in Huffman C. difference in bits / bits in ASCII * 100

Last Answer : C. difference in bits / bits in ASCII * 100

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

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

Huffman trees use the _______________ of each character to work out their encoding. A. Frequency B. Order in ASCII C. Number value

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

Huffman trees use the _______________ of each character to work out their encoding. A. Frequency B. Order in ASCII C. Number value

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

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)

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

sare the codes that represent alphabetic characters, punctuation marks and other special characters: a. Alphanumeric codes b. ASCII codes c. EBCDIC codes d. All of these

Description : sare the codes that represent alphabetic characters, punctuation marks and other special characters: a. Alphanumeric codes b. ASCII codes c. EBCDIC codes d. All of these

Last Answer : a. Alphanumeric codes

The distance of the pointer from the look-ahead buffer is called : a. Length b. Offset c. Triplet d. 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

Average length of Extended Huffman code is upper bounded by : a. R b. R+1 c. R-1 d. R+1/n

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

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

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

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

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

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

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

Code {0,01,11,111} is UDC. a. True b. False

Description : Code {0,01,11,111} is UDC. a. True b. False

Last Answer : b. False

In Huffman encoding, both the sender and receiver must have a copy of the code a. Same b. Different c. Generate on Demand d. Both (a) and (b)

Description : In Huffman encoding, both the sender and receiver must have a copy of the code a. Same b. Different c. Generate on Demand d. Both (a) and (b)

Last Answer : a. Same

Compression method use for Integer type data a. Huffman b. LZ77 c. Golomb Code d. Adaptive Huffman

Description : Compression method use for Integer type data a. Huffman b. LZ77 c. Golomb Code d. Adaptive Huffman

Last Answer : c. Golomb Code

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

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

An alphabet consist of the letters A, B, C and D. The probability of occurrence is P(A) = 0.4, P(B) = 0.1, P(C) = 0.2 and P(D) = 0.3. The Huffman code is a. A = 01 B = 111 C = 110 D = 10 b. A = 0, B = 100, C = 101, D = 11

Description : An alphabet consist of the letters A, B, C and D. The probability of occurrence is P(A) = 0.4, P(B) = 0.1, P(C) = 0.2 and P(D) = 0.3. The Huffman code is a. A = 01 B = 111 C = 110 D = 10 b. A = 0, B = 100, C = 101, D = 11

Last Answer : b. A = 0, B = 100, C = 101, D = 11

Sequence of code assigned is called a. A. code word b. B. word c. C. byte d. D. nibble

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

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

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

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

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

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

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

Run length encoding is a compression method in which repeated ______ of a symbol are replaced. a. Residual b. Occurrence c. Letters d. None

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

An ________is encoded and the algorithm attempts to use the next smaller context. a. One length context b. Zero context c. Escape symbol d. None

Description : An ________is encoded and the algorithm attempts to use the next smaller context. a. One length context b. Zero context c. Escape symbol d. None

Last Answer : c. Escape symbol

A webpage is an example of an ........... electronic document A. Comp B. DTP C. On screen D. Online

Description : A webpage is an example of an ........... electronic document A. Comp B. DTP C. On screen D. Online

Last Answer : C. On screen

Which is not an example of Qualitative Data A. color B. smell C. beauty D. volume

Description : Which is not an example of Qualitative Data A. color B. smell C. beauty D. volume

Last Answer : A. color

Which is an example of primary data? A. journal entry B. survey C. census data D. news article

Description : Which is an example of primary data? A. journal entry B. survey C. census data D. news article

Last Answer : C. census data

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

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

Explain the most used alphanumeric code before Unicode. ?

Description : Explain the most used alphanumeric code before Unicode. ?

Last Answer : The most used alphanumeric code before Unicode is ASCII code. The American Standard Code for Information Interchange stands for ASCII or ASCII. In 1975, Robert Beamer invented the seven-bit ASCII code. ASCII ... can be used to specify 2 or 256 unique symbols. Currently ASCII-8 refers to ASCII code.

To divide information among cells A. Wrap B. Split C. Lock D. Column

Description : To divide information among cells A. Wrap B. Split C. Lock D. Column

Last Answer : B. Split

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

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

To make lines of text appear on multiple lines of a cell A. Wrap B. Split C. Lock D. Column

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

This document is designed to be viewed ........ on your tablet A. Comp B. DTP C. On screen D. Online

Description : This document is designed to be viewed ........ on your tablet A. Comp B. DTP C. On screen D. Online

Last Answer : A. Comp

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 : 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

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

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

.............. means that a printed document will appear exactly as it does on-screen A. Layout B. Publish C. Clip art D. WYSIWYG

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

A particular way of coding information for storage in a computer file A. Raster graphic B. Vector graphic C. File format D. Layer

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

Data compression which guarantees that all original data can be restored exactly A. Lossless compression B. Lossy compression C. File compression D. Raster compression

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

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

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

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

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

The term for small images or icons that can be inserted into a document A. Clip art B. Layout C. DTP D. Posters

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

What is DTP? A. Desktop Program B. Desktop Printout C. Desktop Publishing D. Desktop Power Point

Description : What is DTP? A. Desktop Program B. Desktop Printout C. Desktop Publishing D. Desktop Power Point

Last Answer : B. Desktop Printout

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 perceive. C. By grouping files into a single folder, thus reducing the amount of storage needed. D. By replacing blocks of data with more compact representations.

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.

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. images will look exactly the same. C. Files can be decompressed back to their original uncompressed form. D. File sizes are usually significantly smaller.

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.

What type of compression actually deletes data and cannot be decompressed? A. File Compression B. Lossless Compression C. Lossy Compression D. Archive 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

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 less likely to become corrupted when being transferred via email. C. He won't need to. All email providers let you send any files you like, regardless of size. D. Email services often have maximum file sizes that prevent you sending files that are too large.

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.

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

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

shipping/inventory and billing records are examples of A. external data B. internal data C. qualitative data D. clickstream data

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