Exam Details
| Subject | digital electronics and microprocesor – ii | |
| Paper | ||
| Exam / Course | b.sc. – i (ecs) | |
| Department | ||
| Organization | solapur university | |
| Position | ||
| Exam Date | November, 2018 | |
| City, State | maharashtra, solapur |
Question Paper
B.Sc. I (Semester II) (CBCS Pattern) Examination, 2018
Digital electronics and microprocesor II
(Paper
Day and Date Saturday, 24-11-2018 Total Marks 70
Time 10.30 a.m. to 1.00 p.m.
Instructions All questions are compulsory.
Figures to the right place indicate full marks.
Neat diagram must be drawn wherever necessary.
1. Select correct alternatives. 14
To design a DRAM is used.
Resistor Capacitor
Inductor All above
Data bus of 8085 microprocessor is bit.
16 8 32 4
In binary weighted register network values of resistance are
use.
Different Same
Only two Only one
The information stored in ROM is we can
Only write Only read
Read and write All of these
8085 microprocessor is pin IC.
20 30 18 40
is a DAC.
R-2R SAR Dual slope All above
Selected information is erased from
RAM EEPROM UVPROM PROM
Comparator is used in ADC.
Single slope ADC SAR
R-2R network None of above
interrupt is lowest priority interrupt.
INTR RST7.5
RST6.5 RST5.5
10) The HLT is type of instruction.
Data transfer Arithmetic
Machine control Logical
11) ADC 0808 bit ADC.
8 16 10 None of the above
12) is the data transfer instruction.
MOV ACI SUB SBB
13) Zero flag is set when result is
Non-zero Zero
One All of above
14) The of error is
Resolution Accuracy
Monotonocity Linearity
2. Attempt any seven of the following 14
What are the different applications of DAC
Give the four parameters of memory.
What is the instruction format of for 8085 microprocessor
Write a note on instruction cycle.
Explain monotonocity and offset error of the ADC.
Write a note on EPROM.
Explain function of comparator.
State the different types of instruction.
Write assembly language program for subtraction of two 8 bit
numbers.
3. Attempt any two of the following 10
Explain dynamic memory RAM cell.
Explain different arithmetic instruction.
Explain different type of addressing modes of 8085.
Explain the RAM chip structure. 4
4. Attempt any two of the following 14
Explain successive approximation ADC.
Explain architecture of 8085 microprocessor.
Explain static RAM cell by using transistor.
5. Attempt any two of the following 14
Explain with suitable diagram binary weighted DAC.
Explain Bus architecture of 8085 microprocessor.
Explain dual slope ADC.
Digital electronics and microprocesor II
(Paper
Day and Date Saturday, 24-11-2018 Total Marks 70
Time 10.30 a.m. to 1.00 p.m.
Instructions All questions are compulsory.
Figures to the right place indicate full marks.
Neat diagram must be drawn wherever necessary.
1. Select correct alternatives. 14
To design a DRAM is used.
Resistor Capacitor
Inductor All above
Data bus of 8085 microprocessor is bit.
16 8 32 4
In binary weighted register network values of resistance are
use.
Different Same
Only two Only one
The information stored in ROM is we can
Only write Only read
Read and write All of these
8085 microprocessor is pin IC.
20 30 18 40
is a DAC.
R-2R SAR Dual slope All above
Selected information is erased from
RAM EEPROM UVPROM PROM
Comparator is used in ADC.
Single slope ADC SAR
R-2R network None of above
interrupt is lowest priority interrupt.
INTR RST7.5
RST6.5 RST5.5
10) The HLT is type of instruction.
Data transfer Arithmetic
Machine control Logical
11) ADC 0808 bit ADC.
8 16 10 None of the above
12) is the data transfer instruction.
MOV ACI SUB SBB
13) Zero flag is set when result is
Non-zero Zero
One All of above
14) The of error is
Resolution Accuracy
Monotonocity Linearity
2. Attempt any seven of the following 14
What are the different applications of DAC
Give the four parameters of memory.
What is the instruction format of for 8085 microprocessor
Write a note on instruction cycle.
Explain monotonocity and offset error of the ADC.
Write a note on EPROM.
Explain function of comparator.
State the different types of instruction.
Write assembly language program for subtraction of two 8 bit
numbers.
3. Attempt any two of the following 10
Explain dynamic memory RAM cell.
Explain different arithmetic instruction.
Explain different type of addressing modes of 8085.
Explain the RAM chip structure. 4
4. Attempt any two of the following 14
Explain successive approximation ADC.
Explain architecture of 8085 microprocessor.
Explain static RAM cell by using transistor.
5. Attempt any two of the following 14
Explain with suitable diagram binary weighted DAC.
Explain Bus architecture of 8085 microprocessor.
Explain dual slope ADC.
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