Download PTU BCA 2020 March 4th Sem BSBC 402 Microprocessors And Microcontrollers Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) BCA 2020 March (Bachelor of Computer Application) 4th Sem BSBC 402 Microprocessors And Microcontrollers Previous Question Paper

1 | M- 10067 (S3)-888

Roll No. Total No. of Pages : 02
Total No. of Questions : 07
BCA (2014 to 2018) (Sem.?4)
MICROPROCESSORS & MICROCONTROLLERS
Subject Code : BSBC-402
M.Code : 10067
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains SIX questions carrying TEN marks each and a student has
to attempt any FOUR questions.

SECTION-A
1. Answer briefly :
(a) What is the difference between a Microprocessor and Micro-controller?
(b) What is the difference between internal and external memories?
(c) What is the use of flags?
(d) What are microcontroller resources?
(e) What is the baud rate of 8051?
(f) What is a clock generator?
(g) What is the use of timing diagrams?
(h) What are logical instructions?
(i) What is an addressing mode?
(j) What is the difference between instruction and machine cycle?


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1 | M- 10067 (S3)-888

Roll No. Total No. of Pages : 02
Total No. of Questions : 07
BCA (2014 to 2018) (Sem.?4)
MICROPROCESSORS & MICROCONTROLLERS
Subject Code : BSBC-402
M.Code : 10067
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains SIX questions carrying TEN marks each and a student has
to attempt any FOUR questions.

SECTION-A
1. Answer briefly :
(a) What is the difference between a Microprocessor and Micro-controller?
(b) What is the difference between internal and external memories?
(c) What is the use of flags?
(d) What are microcontroller resources?
(e) What is the baud rate of 8051?
(f) What is a clock generator?
(g) What is the use of timing diagrams?
(h) What are logical instructions?
(i) What is an addressing mode?
(j) What is the difference between instruction and machine cycle?


2 | M- 10067 (S3)-888

SECTION-B
2. Explain various addressing modes in 8085. Give examples of direct and indirect
addressing modes.
3. Discuss the architecture of 8085 along with Pin diagram.
4. Explain the architecture and the working of 8051 Microcontroller in detail.
5. Explain instruction cycle in detail.
6. Discuss the architecture of Programmable interrupt controller.
7. Give the Historical background of Microprocessors based on the computational Power
advancement with respect to time.










NOTE : Disclosure of identity by writing mobile number or making passing request on any
page of Answer sheet will lead to UMC against the Student.


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