Question # 1 of 10 ( Start time:
07 :11 :33 PM ) Total Marks: 1
A FAT32 file system directory entry in
DOS consist of how many bytes ?
Select correct option :
16
24
32
64
Question # 2 of 10 ( Start time:
07 :12 :59 PM ) Total Marks: 1
_________ byte of DOS data buffer
stores the maximum characters buffer
can hold.
Select correct option :
first
second
third
last
Question # 3 of 10 ( Start time:
07 :14 :31 PM ) Total Marks: 1
The maximum length of DOS command
line parameters is
Select correct option :
64 bits
127 bits
256 bits
512 bits
Question # 4 of 10 ( Start time:
07 :15 :14 PM ) Total Marks: 1
The INT 0 x 13 service 0 x 08 is use to
Select correct option :
Read disk sector
Write disk sector
Reset disk sector
Get drive parameter
Question # 5 of 10 ( Start time:
07 :15 :56 PM ) Total Marks: 1
On executing INT 0 x 21 service 0 x 3 D , if
file is successfully opened then
Select correct option :
CF will contain 1
CF will contain 0
ZF will contain 1
ZF will contain 0
Question # 6 of 10 ( Start time:
07 :17 :17 PM ) Total Marks: 1
In interrupt masking , We use ________
to get control from the program
without letting the program know about
it.
Select correct option :
IRQ 0
IRQ 1
IRQ 2
IRQ 3
Question # 7 of 10 ( Start time:
07 :18 :37 PM ) Total Marks: 1
INT 0 x 13 service 0 x 03 is used to
_________.
Select correct option :
Read disk sector
Write disk sector
Reset disk sector
Get drive parameter
Question # 8 of 10 ( Start time:
07 :19 :41 PM ) Total Marks: 1
COM1 is connected with
Select correct option :
IRQ 2
IRQ 3
IRQ 4
IRQ 5
Question # 9 of 10 ( Start time:
07 :20 :58 PM ) Total Marks: 1
In 9 pin DB 9 connector, which pin is
assigned to Signal Ground ?
Select correct option :
3
4
5
6
Question # 10 of 10 ( Start time :
07 :21 :51 PM ) Total Marks: 1
Which of the following services of INT
10 is used to get the video font
information?
Select correct option :
1129h
1130h
1128h
1127h
