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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 - C
| Q. 1 | The control pins are
1. CLR (clear) 2. STB (strobe) 3. INT (interrupt) 4. MD (mode) |
| | A) | both I & iii |
| B) | both ii & iv | | C) | both I & iv | | D) | All | | | | | Q. 2 | Match the following
1. Carry flag i. Do
2. Parity flag ii. D1
3. Auxiliary flag iii. D2
4. Zero flag iv. |
| | A) | (1,I), (2,iii), (3,v), (4,vii), (5, viii) |
| B) | (I,I), (2,ii), (3,iii), (4,iv), (5,v) | | C) | (1,ii), (2,iii), (3,vii), (4,v), (5,I) | | D) | None | | | | | Q. 3 | Match the following data
1. General purpose Registers i. A,B,C,D,E,H and L
2. Special purpose Registers ii. Ac, pc, sp, and states flag |
| | A) | (I, i), (2,ii) |
| B) | (1,ii), (2,i) | | C) | Both a & b | | D) | All | | | | | Q. 4 | Match the following.
1. TRAP i. 0034 H
2. RST 7.5 ii. 0024 H
3. RST 6.5 iii. 003C H
4. RST 5.5 iv. 002 C H |
| | A) | (1,I), (2,ii), (3,iii), (4,iv) |
| B) | (1,ii), (2,iii), (3,I), (4 iv) | | C) | (2,I), (3,iv), (1, iii), (4,iv) | | D) | None | | | | | Q. 5 | Arrange the following data
1. RST 5.5 2. INTR 3. TRAP 4. RST 7.5 5. RST 6.5 |
| | A) | 1,4,5,3,2 |
| B) | 2,3,4,1,5 | | C) | 3,2,1,5,4 | | D) | 3,4,5,1,2 | | | |
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