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Microprocessor (8085, 8086 & 8087)
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Course Name
BCA (Bachelor of Computer Application)
Subject Code BC0046 (Microprocessor (8085, 8086 & 8087))
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PART - A
PART - B
PART - C
Subject : Microprocessor (8085, 8086 & 8087)
BC0046 : PART - B
| Q. 1 | Match the following.
Bhargavi Institute of Management and Technology, KPHB, Ph:-040-23068451 Micro Processor Basics 6
i. Line editor 1. MS-DOS
ii. Full screen editor 2.MS-WORD |
| | A) | (I,1), (ii,2) |
| B) | (I,2), (ii, 1) | | C) | Both | | D) | None | | | | | Q. 2 | The keyboard also associated with _____
i. 2-key lock out ii. N-key roll over |
| | A) | Only I |
| B) | Only ii | | C) | Both I & ii | | D) | None | | | | | Q. 3 | The tri-state bi-directional buffer is used
i. interface between keyboard & micro process
ii. Interface between database of 8255 & system database |
| | A) | Only I |
| B) | Only ii | | C) | both I & ii | | D) | None | | | | | Q. 4 | Maskable interrupts are
i. RST 7.5 ii. RST 6.5 iii. RST 5.5 |
| | A) | both I & ii |
| B) | both ii & iii | | C) | both I & iii | | D) | All | | | | | Q. 5 | Match the following.
1. logic 0 i. -3V to -5V
2. logic 1 ii. +3V to +5V |
| | A) | (1,i), (2,ii) |
| B) | (1,ii), (2,i) | | C) | Both | | D) | None | | | |
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Microprocessor (8085, 8086 & 8087) (BC0046)
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