(c. bce) paper ( ce) modern index card ( s) punched tape (mid- s) punched card ( s) edge-notched card ( ) optical mark recognition ( s) barcode ( ) v t e primary computer data storage technologies volatile memory current dram e.g., ddr sdram sram future z-ram historical delay line memory selectron tube...
engineering , electronics , and television that took place during the first half of the twentieth century. screens could display art since the lumiere brothers ' use of mattes to create special effects for the earliest films dating from , but such displays were limited and not interactive. the first cathode...
ray tubes, found in older desktop monitors, are manufactured specifically for which hemisphere they are going to be used in. monitor another term for display screen. the term monitor, however, usually refers to the entire box, whereas display screen can mean just the screen. all about monitors: crt...
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cells. • urine cytology: a laboratory test in which a sample of urine is checked under a microscope for abnormal cells. • cystoscopy: a procedure to look inside the bladder and urethra to check for abnormal areas. a cystoscope is inserted through the urethra into the bladder. a cystoscope is a thin, tube-like...
born with five paws tenn. animal shelter will bring a precious puppy to your loved one's office for valentine's day tenn. animal shelter will bring a precious puppy to your loved one's office for valentine's day shelter dogs with adoption fees covered by chiefs player get food donations from rachael ray...