My today cs401 paper 26 feb 2013
Special prepare db 9 connector and IRQs.
I hv remember some quest those are following
(1)which instruction is used to determine zero flag. 2 marks
(2)which memory space is needed to store all the task of the register. 2 marks
(3)how many types of descriptors also mention their names. 3 marks
(4) in read from file int21 service the error flag and file handling goes in which register and flag. 3marks
(5)Which instruction is used to write disk system and how can we write the system and also write 4 attributes which which are use system
(6) how many flags are not ues in arithmetic operation and also write their names.3 marks
(7)n INT 10 of video services while writing graphics pixel, what do the values of registers BH, AL, CX, and DX corresponds to? 5mrks
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