HSC Science (Computer Science)
Academic Year: 2025-2026
Date & Time: 10th March 2026, 11:00 am
Duration: 3h
Advertisements
Instructions:
- All questions are compulsory.
- Figures to the right indicate fill marks.
- Use of any type of calculator not allowed.
- Draw a near diagram whenever necessary.
In Intel 8085 Microprocessor, ALE signal is made high to ______.
enable AD0 − AD7 bus to be used as lower order address bus.
enable A8 − A15 bus to be used as lower order data bus.
to halt the processor
to reset the microprocessor
Chapter:
Which flag not gets affected after execution of INR M?
Carry
Sign
Auxiliary
Parity
Chapter:
The ______ is not a chamcteristic feature of 8051 microcontroller.
4 K byte of internal RAM
4 K byte of internal ROM
4 parallel bi-directional I/O port
full-featured serial port
Chapter:
All the Systems on network must follow a set of common rules, called as ______.
interface
contention
token passing
protocol
Chapter:
Differentiate between Maskable and Non-maskable interrupts. (Any three points)
Chapter:
State any six applications of the Microcontroller.
Chapter:
Write any three atiributes of Pentium Processor.
Chapter:
Write the purpose of the following pin of 8085 Microprocessor:
TRAP
Chapter:
Explain the function of the following pin of 8085:
`"IO|" bar"M"`
Chapter:
Advertisements
Explain the function of the following pin of 8085:
HLDA
Chapter:
Write three primary functions of the CPU of a microcomputer.
Chapter:
State any six features of 8051 Microcontroller.
Chapter:
Write procedure of DAA instruction to convert hexadecimal number in to Binary Coded Decimal (BCD) number with suitable example.
Chapter:
Draw labelled diagram of programming model for Pentium Processor.
Chapter:
State any three addressing modes of 8085 Microprocessor instructions with one example of each.
Chapter:
Advertisements
Define the following term with a suitable diagram:
T State
Chapter:
Define the following term with a suitable diagram:
Machine Cycle
Chapter:
Define the following term with a suitable diagram:
Instruction Cycle
Chapter:
Compare the characteristics of Fiber-Optic and Co-axial Cable Mention at least three points.
Chapter:
Explain in short six characteritics of Transmission Media.
Chapter:
Draw labelled diagram of programming model of 8085 Microprocessor.
Chapter:
The Accumulator of 8085 Microprocessor contains data 89 H. The register D contains data 58H. What will be content of Accumulator in hexadecimal after execution of each of the following instruction dependently (Stepwise i.e. one after another):
- ADD D
- DAA
- CMA
- SUI B8H
Chapter:
Other Solutions
Submit Question Paper
Help us maintain new question papers on Shaalaa.com, so we can continue to help studentsonly jpg, png and pdf files
Maharashtra State Board previous year question papers 12th Standard Board Exam Computer Science 2 with solutions 2025 - 2026
Previous year Question paper for Maharashtra State Board 12th Standard Board Exam Computer Science 2-2026 is solved by experts. Solved question papers gives you the chance to check yourself after your mock test.
By referring the question paper Solutions for Computer Science 2, you can scale your preparation level and work on your weak areas. It will also help the candidates in developing the time-management skills. Practice makes perfect, and there is no better way to practice than to attempt previous year question paper solutions of Maharashtra State Board 12th Standard Board Exam.
How Maharashtra State Board 12th Standard Board Exam Question Paper solutions Help Students ?
• Question paper solutions for Computer Science 2 will helps students to prepare for exam.
• Question paper with answer will boost students confidence in exam time and also give you an idea About the important questions and topics to be prepared for the board exam.
• For finding solution of question papers no need to refer so multiple sources like textbook or guides.
