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An Introduction To Microprocessor 8085 MCQs

Category: Computer Science Total Questions: 2705 Chapters: 15

Practice chapter-wise MCQs for An Introduction To Microprocessor 8085. This book contains 15 chapters and 2705 questions across easy, medium, and hard difficulty levels.

583
Easy Questions
1284
Medium Questions
838
Hard Questions

📚 Chapters

1. Evolution and History of Microprocessors
📝 Introduction to Microprocessors
📝 Evolution and History of Microprocessors
📝 Basic Microprocessor System
📝 Address Bus in Microprocessor System
📝 Data Bus in Microprocessor System
📝 Control Bus in Microprocessor System
📝 Introduction to 8 Bit Microprocessor 8080A
📝 Computer Programming Languages for Microprocessor
📝 Low Level Programming Language for Microprocessor
📝 High Level Programming Language for Microprocessor
151 Qs
2. Simple as Possible (SAP) - I
📝 Architecture of Simple as Possible (SAP) I Computer
📝 Instruction Set of Simple as Possible (SAP) I Computer
📝 Programming of Simple as Possible (SAP) I Computer
📝 Working of Simple as Possible (SAP) I Computer
📝 Fetch Cycle of Simple as Possible (SAP) I Computer
📝 Execution Cycle of Simple as Possible (SAP) I Computer
📝 Hardware Design of Simple as Possible (SAP) I Computer
📝 Design of Program Counter of Simple as Possible (SAP) I Computer
📝 Memory Unit of Simple as Possible (SAP) I Computer
📝 Instruction Register of Simple as Possible (SAP) I Computer
📝 Controller Sequencer of Simple as Possible (SAP) I Computer
📝 Accumulator of Simple as Possible (SAP) I Computer
📝 Adder Subtractor of Simple as Possible (SAP) I Computer
📝 B Register of Simple as Possible (SAP) I Computer
📝 Output Register of Simple as Possible (SAP) I Computer
161 Qs
3. Simple as Possible (SAP) - II
📝 Architecture of SAP II Computer
📝 Instruction Set of SAP II Computers
📝 Machine Cycle and Instruction Cycle in SAP II Computers
📝 Addressing Modes of SAP II Computers
📝 Instruction Types of SAP II Computers
📝 Flags of SAP II Computers
📝 Assembly Language Programming for SAP II Computers
📝 Delay Calculations for SAP II Computers
169 Qs
4. Simple as Possible (SAP) - III
📝 Programming Model of SAP-III Computer
📝 Instruction Set of SAP-III Computer
📝 Data Transfer Group of SAP-III Computer
📝 Arithmetic Group of Instructions of SAP-III Computer
📝 Logic Transfer Group of SAP-III Computer
📝 Branch Group of SAP-III Computer
📝 Stack and I/O Instructions of SAP-III Computer
📝 Time Delay Introduced by a Register Pair of SAP-III Computer
222 Qs
5. The 8085 Microprocessor
📝 Architecture of 8085 Microprocessor
📝 Register Section of 8085 Microprocessor
📝 Address Buffer and Address Data Buffer of 8085 Microprocessor
📝 Arithmetic and Logical Unit (ALU) of 8085 Microprocessor
📝 Timing and Control Unit of 8085 Microprocessor
📝 Interrupt Control of 8085 Microprocessor
📝 Pin Description of 8085 Microprocessor
📝 Instruction Set of 8085 Microprocessor
📝 Timing Diagram for 8085 Instructions
📝 Timing Diagram of MOV reg, M of 8085 Microprocessor
📝 Timing Diagram of MOV M, reg of 8085 Microprocessor
📝 SAP-III Timing Diagram and Registers of 8085 Microprocessor
📝 Timing Diagram of MOV reg2, reg1 of 8085 Microprocessor
📝 Timing Diagram of MVI M, data of 8085 Microprocessor
📝 Timing Diagram of XCHG of 8085 Microprocessor
📝 Timing Diagram of LXI rp, dbyte of 8085 Microprocessor
📝 Timing Diagram of IN byte of 8085 Microprocessor
215 Qs
6. Programming of 8085
📝 Simple Programs in 8085 Microprocessor
📝 BCD to Binary Conversion in 8085 Microprocessor
📝 Binary to BCD (Unpacked) Conversion in 8085 Microprocessor
📝 Binary to ASCII Conversion in 8085 Microprocessor
📝 ASCII to Binary Conversion in 8085 Microprocessor
📝 Progams on addition and subtraction in 8085 Microprocessor
📝 Programs to find largest or smallest number in 8085 Microprocessor
📝 Programs to arrange series in 8085 Microprocessor
📝 Program on Multiplication in 8085 Microprocessor
📝 Program on 8 Bit Division in 8085 Microprocessor
📝 Miscellaneous Programs in 8085 Microprocessor
188 Qs
7. Interrupt Instructions of 8085
📝 Memory Mapped I/O in 8085 Microprocessor
📝 I/O Mapped I/O or Isolated I/O in 8085 Microprocessor
📝 Data Transfer Schemes in 8085 Microprocessor
📝 Programmed I/O Data Transfer in 8085 Microprocessor
📝 Interrupt Driven I/O Data Transfer in 8085 Microprocessor
📝 Direct Memory Access (DMA) Data Transfer in 8085 Microprocessor
📝 The Interrupts in 8085 Microprocessor
📝 Software Interrupts in 8085 Microprocessor
📝 Hardware Interrupts in 8085 Microprocessor
📝 Interrupt Control Circuit in 8085 Microprocessor
📝 Interrupt Instructions in 8085 Microprocessor
📝 Serial Input and Output Data Transfer in 8085 Microprocessor
185 Qs
8. Programmable Peripheral Interface (PPI) 8255A
📝 Details of PPI IC 8255A
📝 8255A Operational Modes
📝 Control Word Format for 8255A
📝 Programming in Mode 0 for 8255A
📝 Programming in Mode 1(strobed Input/Output) for 8255A
📝 Input Control Signals in Mode 1 for 8255A
📝 Output Control Signals in Mode 1 for 8255A
📝 Programming in Mode 2 (Strobed Bidirectional Bus I/O)
📝 Bit Set/Reset(BSR) Mode in 8085 Microprocessor
163 Qs
9. Programmable Interval Timer/Counter: 8253
📝 INTEL Programmable Interval Timer 8253
📝 Block Diagram of 8253
📝 Logics for Counters of 8253
📝 Control Word Format of 8253
📝 8253 Interfacing and Programming
📝 Programming of 8253 in Mode 0: Interrupt on Terminal Count
📝 Programming of 8253 in Mode 1: Programmable One Shot
📝 Programming of 8253 in Mode 2: Rate Generator
📝 Programming of 8253 in mode 3: Square Wave Generator
📝 Programming of 8253 in mode 4: Software Triggered Strobe
📝 Programming of 8253 in mode 5: Hardware Triggered Strobe
146 Qs
10. Programmable Keyboard and Display Interface: 8279
📝 INTEL Programmable Keyboard/Display Interface 8279
📝 Block Diagram of 8279
📝 Functional Description of 8279
📝 Key Board San of 8279
📝 Scanned Keyboard of 8279
📝 Two key Lockout of 8279
📝 N key Rollover of 8279
📝 Scanned Sensor Matrix of 8279
📝 Strobed Input of 8279
📝 Display Interface of 8279
📝 Display Modes of 8279
📝 Left Entry Mode(Type Writer Mode) of 8279
📝 Right Entry Mode(Calculator Mode) of 8279
📝 Programming of 8279
📝 Keyboard/Display Mode Set of 8279
📝 Program Clock of 8279
📝 Read FIFO/Sensor RAM of 8279
📝 Read Display RAM of 8279
📝 Display Write Inhibit/Blanking of 8279
📝 8253 Timer Chip
📝 End Interrupt/Error Mode Set of 8279
📝 Status Register(IN Operation) of 8279
📝 Interfacing of 8279 with 8085
225 Qs
11. Programmable Interrupt Controller: 8259
📝 Programmable Interrupt Controller 8259
📝 Block Diagram of 8259
📝 Interfacing of 8259A with 8085A
📝 Vectoring Data Formats for 8259
📝 Initialization of 8259
📝 Initialization Command Words(ICWs) of 8259
📝 Operation Command Words (OCWs) of 8259
📝 Interrupt Modes of 8259A
📝 Fully Nested Mode (FNM) of 8259A
📝 Rotating Priority Mode of 8259A
📝 Special Mask Mode of 8259A
📝 Polled Mode of 8259A
📝 Status Read Operation of 8259
162 Qs
12. Direct Memory Access Controller: 8257
📝 Block Diagram of 8257
📝 DMA Channels of 8257
📝 Data Bus Buffer of 8257
📝 Read/ Write Logic of 8257
📝 Control Logic of 8257
📝 Mode Set Register of 8257
📝 Status Word Register of 8257
📝 Programming of 8257
📝 DMA Interfacing Circuit of 8257
122 Qs
13. Interfacing Data converters: A/D and D/A Converters
📝 Digital to Analog Converter in 8085 Microprocessor
📝 Resistive Divider D/A converter in 8085 Microprocessor
📝 Binary Ladder D/A Converter in 8085 Microprocessor
📝 Performance Criteria for D/A Converter in 8085 Microprocessor
📝 D/A Converter IC 0808 in 8085 Microprocessor
📝 Interfacing of D/A Converter in 8085 Microprocessor
📝 Microprocessor Compatible D/A Converter in 8085 Microprocessor
📝 Analog to Digital Converter in 8085 Microprocessor
📝 Simultaneous A/D Converter in 8085 Microprocessor
📝 Successive Approximation A/D Converter in 8085 Microprocessor
📝 Counter or Digital Ramp Type A/D Converter in 8085 Microprocessor
📝 Single Slope A/D Converter in 8085 Microprocessor
📝 Dual Slope A/D Converter in 8085 Microprocessor
📝 ADC 0808/0809 in 8085 Microprocessor
📝 A/D Converter Using D/A Converter and Software in 8085 Microprocessor
205 Qs
14. Serial Communication and Programmable Communication Interface
📝 Serial Data Communication IC 8251 in 8085A Microprocessor
📝 Modem IC 8251 in 8085A Microprocessor
📝 Serial Communication Standard IC 8251 in 8085A Microprocessor
📝 Asynchronous Software Approach IC 8251 in 8085A Microprocessor
📝 Programmable Communication Interface IC 8251 in 8085A Microprocessor
📝 Block Diagram of 8251A in 8085A Microprocessor
📝 Read/Write Control Logic in 8085A Microprocessor
📝 Transmitter Section in 8085A Microprocessor
📝 Receiver Section in 8085A Microprocessor
📝 Modem Control in 8085A Microprocessor
📝 Interfacing of 8251A in 8085A Microprocessor
📝 Programming of 8251A in 8085A Microprocessor
📝 Initialization of 8251A in Asynchronous Mode in 8085A Microprocessor
📝 Initialization of 8251A in Synchronous Mode in 8085A Microprocessor
174 Qs
15. Applications of Microprocessor
📝 Real Time Clock with On/Off Timer in 8085 Microprocessor
📝 8085 Microprocessor Based LED Dial Clock
📝 Design of 8085 Microprocessor Based Running light
📝 8085 Microprocessor Based Automatic School bell system
📝 8085 Microprocessor Based Traffic Light
📝 8085 Microprocessor Based Stepper Motor Control
📝 8085 Microprocessor Based Washing Machine Controller
📝 8085 Microprocessor Based Water Level Controller
📝 8085 Microprocessor Based Temperature Controller
217 Qs