3rd Class Computers Science How Data is Stored in Computer Question Bank

done Self Test-6 Total Questions - 10

• question_answer1)
  Every file has its own extension. What is the extension of a pair application file?
  A)
   .doc done clear
  B)
   .bmp done clear
  C)
   .ppt done clear
  D)
   .txt done clear
  E)
   None of these done clear
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• question_answer2)
  Match the following given units:          A                                         B 1.   Byte                                i.   4 bits 2. Megabyte                        ii. 1024MB 3. Gigabyte                          iii. 1024 KB 4.   Nibble                            iv. 8 bits
  A)
   1, iv; 2, iii; 3, ii; 4, i done clear
  B)
   1, i; 2, ii; 3, iii; 4, iv done clear
  C)
   1, iii; 2, ii; 3, iv; 4, i done clear
  D)
   1, ii; 2, iii; 3, i; 4, iv                 done clear
  E)
   1, iv; 2, ii; 3, iii; 4, i done clear
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• question_answer3)
  Fill in the blanks: 1. A computer________ is a block of data for storing information. 2. ________ is a place where same types of files are stored. 3.  ______ is also called directory. 4.  One digit in binary number system is called ________.
  A)
   Bit, Folder, Folder and File done clear
  B)
   Directory, Directory, Folder and Bit done clear
  C)
   File, Directory, Folder and Bit done clear
  D)
   File, Files, Folder and Byte done clear
  E)
   File, Directory, Folder and Nibble done clear
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• question_answer4)
  Read the given statements and select the correct one. 1.  The file extension of text file is .txt. 2.  The file extension of paint file is .ppt. 3.   File is a block of directory. File extension is the first part of a file.
  A)
   Only 1 done clear
  B)
   1, 2 and 3 done clear
  C)
   3 and 4 done clear
  D)
   All of these done clear
  E)
   None of these done clear
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• question_answer5)
  Clive and Marshal are discussing about the computer memory unit. Select whose statements are correct. Clive: The byte is a unit of digital information in computing and telecommunications. It is an ordered collection of bits, in which each bit denotes the binary value of 1 and 0. Marshal: The gigabyte is a multiple of the unit byte for digital information storage. The prefix giga means 109 in the International system of units (Sl); therefore, 1 gigabyte is 1000000000 bytes. The unit symbol for the gigabyte is GB.
  A)
   Clive is correct done clear
  B)
   Marshal is correct done clear
  C)
   Both are correct done clear
  D)
   Both are partially correct done clear
  E)
   None of them are correct           done clear
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• question_answer6)
  A folder within a folder is known as ___
  A)
   Sub file done clear
  B)
   Subdirectory done clear
  C)
   Mini folder done clear
  D)
   Sub folders done clear
  E)
   None of these done clear
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• question_answer7)
  Computer counts each word and stores it into memory. One digit in binary number system is called _____.
  A)
   Bit done clear
  B)
   Byte done clear
  C)
   Sub bit done clear
  D)
   Nibble done clear
  E)
   None of these done clear
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• question_answer8)
  What is the standard Unit of Measurement of computer memory?  
  A)
   Bit done clear
  B)
   Byte done clear
  C)
   Nibble done clear
  D)
   Digit done clear
  E)
   None of these done clear
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• question_answer9)
  Fill in the blanks: 1. _____is the temporary memory of a computer. 2. Two most important primary memory units are_______ and_____. 3. Secondary memory is also known as ________.
  A)
   RAM, RAM and ROM, Auxiliary memory done clear
  B)
   Auxiliary memory, RAM and ROM, Backup memory done clear
  C)
   Cache memory. Auxiliary memory and ROM, Backup memory done clear
  D)
   ROM, RAM and ROM, Primary memory done clear
  E)
   Cache, RAM and ROM, Primary memory   done clear
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• question_answer10)
  Given below the statements about RAM and ROM Identify the correct one. 1. ROM is said to be volatile since its contents are accessible only as long as the computer is on. The contents of RAM are cleared once the computer is turned off. 2. RAM is a special type of memory which can only be read and contents of which are not lost even when the computer is switched off. 3. Random Access Memory is the central storage unit in a computer system.
  A)
   1 and 2 done clear
  B)
   2 and 3 done clear
  C)
   Only 3 done clear
  D)
   All of these done clear
  E)
   None of these done clear
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