Computer Science: An OverviewGeneral literature -- Introductory and Survey. |
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Page 20
... tape storage and disk storage . Tape storage is based on the magnetic recording of bit patterns on long strips of plastic tape that can be wound on a reel for storage . The major drawback to this system is that all reading and writing ...
... tape storage and disk storage . Tape storage is based on the magnetic recording of bit patterns on long strips of plastic tape that can be wound on a reel for storage . The major drawback to this system is that all reading and writing ...
Page 31
An Overview J. Glenn Brookshear. Figure 1-6 A tape storage mechanism Tape reel Take - Up reel Tape Read / Write head Tape motion Tape is in turn wound on a reel for storage . To access the data , this tape is mounted in a device called a ...
An Overview J. Glenn Brookshear. Figure 1-6 A tape storage mechanism Tape reel Take - Up reel Tape Read / Write head Tape motion Tape is in turn wound on a reel for storage . To access the data , this tape is mounted in a device called a ...
Page 32
... tape Inter - Record gaps ta Data Tape Data Data blocks no larger than 800 characters each ( a significant amount of data ) are written on a tape that holds 1600 characters per inch ( a typical value for the larger tape units ) , then ...
... tape Inter - Record gaps ta Data Tape Data Data blocks no larger than 800 characters each ( a significant amount of data ) are written on a tape that holds 1600 characters per inch ( a typical value for the larger tape units ) , then ...
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abstract data type activities actually algorithm Alice application application software array assign binary bit patterns block bulk storage called Carol Chapter COBOL concept contains current entry Current Pointer data control block data flow diagram database declare search deleted diagram disk employee example execution Figure FILLED-BY FORTRAN hashed head pointer hexadecimal identify implemented input insertion sort instruction integer linked list loop machine language machine's memory main memory memory cells modified module move notation operating system password perform pivot entry problem produce program counter programming languages pseudocode Questions/Exercises queue record relation represented request result retrieve routines schedule search a failure search a success search tree sequence sequential file solution solving stack statement step storage system stored string subprogram syntax tape target value task technique terminal time-sharing translator Turing machine