06-24-2009, 07:38 PM
Sample Questions for Unit VII
Unit VII:
COUNTERS
1.1 List the different types of counters-Synchronous and Asynchronous
1.2 Explain the modulus of a counter
1.3 Compare Synchronous and Asynchronous counters
1.4 Explain the working of 4 bit ripple counter with truth table and timing diagram
1.5 Define the propagation delay in ripple counter
1.6 Explain the Mod N synchronous counter
1.7 Explain the Synchronous decade counter
1.8 Describe Mod Counters using reset input with timing diagram
1.9 Explain the working of IC's 7490, 7492 , 7493 , 74161, 74190,74192 ,74193 with their pin configuration and truth table
1.10 List out applications of counters
SHIFT REGISTERS
2.1 Explain the working of buffer register
2.2 Explain the working of various types of shift registers -SISO,SIPO,PISO, PIPO with truth table using flip flop
2.3 Explain the working of bidirectional and universal shift register
2.4 Explain the applications of shift registers
2.5 Explain the working of IC's-7491,7495,74198, 74199, 74194 with their pin configuration
SEMICONDUCTOR MEMORIES
3.1 List the different types of semiconductor memories
3.2 Explain the internal organization of static and dynamic RAM cell
3.3 Explain the different types of ROM-PROM,EPROM,EEPROM,FLASH ROM
3.4 Explain the internal organisation of ROM BIPOLAR & MOS Cell
3.5 Explain the terms Access time ,speed,capacity of RAM & ROM
3.6 List out the different RAM & ROM IC's and their capacity,reliability
3.7 Distinguish between single-in-line and dual-in-line memory module
3.8 Explain the page mode access and extended data out DRAM
3.90 Explain the need for refreshing of DRAM
4 DIGITAL TO ANALOG CONVERTERS
4.1 Introduction to DAC and its symbol
4.2 Explain the performance parameters of DAC-Resolution,accuracy and conversion time
4.3 Explain binary weighted resistor DAC
4.4 Explain R-2R Ladder type DAC
4.5 Explain IC-1408/832 DAC with pin configuration and application
ANALOG TO DIGITAL CONVERTERS
5.1 Introduction to ADC and its Symbol
5.2Explain the performance parameters of ADC-Resolution,quantization error and conversion time
5.3 Explain the ramp type and dual slope ADC's
5.4 Explain the successive-approximation type ADC
5.5 Explain the flash type ADC
5.6 Explain the working of IC 0808/0809 with pin configuration and application
DISPLAY DEVICES AND PAL SYSTEMS
6.1 Explain the operation of LED and concept of seven segment display
6.2 Explain the alphanumeric / matrix display
6.3 Explain the LCD and its types
6.4 Explain the dynamic scattering type and field effect type
6.5 List out advantages and disadvantages of LCD's
6.6 Compare between LED's and LCD's
6.7 Explain LED driver using IC 7447 decoder
6.8 Explain multiplexed displays
6.9 Explain 7 segment decoder/driver for LCD display
6.10 Introduction to PAL - Explain the basic structure and working of PAL
6.11 Implement Full adder using PAL
Wish you a Good Luck
Unit VII:
COUNTERS
1.1 List the different types of counters-Synchronous and Asynchronous
1.2 Explain the modulus of a counter
1.3 Compare Synchronous and Asynchronous counters
1.4 Explain the working of 4 bit ripple counter with truth table and timing diagram
1.5 Define the propagation delay in ripple counter
1.6 Explain the Mod N synchronous counter
1.7 Explain the Synchronous decade counter
1.8 Describe Mod Counters using reset input with timing diagram
1.9 Explain the working of IC's 7490, 7492 , 7493 , 74161, 74190,74192 ,74193 with their pin configuration and truth table
1.10 List out applications of counters
SHIFT REGISTERS
2.1 Explain the working of buffer register
2.2 Explain the working of various types of shift registers -SISO,SIPO,PISO, PIPO with truth table using flip flop
2.3 Explain the working of bidirectional and universal shift register
2.4 Explain the applications of shift registers
2.5 Explain the working of IC's-7491,7495,74198, 74199, 74194 with their pin configuration
SEMICONDUCTOR MEMORIES
3.1 List the different types of semiconductor memories
3.2 Explain the internal organization of static and dynamic RAM cell
3.3 Explain the different types of ROM-PROM,EPROM,EEPROM,FLASH ROM
3.4 Explain the internal organisation of ROM BIPOLAR & MOS Cell
3.5 Explain the terms Access time ,speed,capacity of RAM & ROM
3.6 List out the different RAM & ROM IC's and their capacity,reliability
3.7 Distinguish between single-in-line and dual-in-line memory module
3.8 Explain the page mode access and extended data out DRAM
3.90 Explain the need for refreshing of DRAM
4 DIGITAL TO ANALOG CONVERTERS
4.1 Introduction to DAC and its symbol
4.2 Explain the performance parameters of DAC-Resolution,accuracy and conversion time
4.3 Explain binary weighted resistor DAC
4.4 Explain R-2R Ladder type DAC
4.5 Explain IC-1408/832 DAC with pin configuration and application
ANALOG TO DIGITAL CONVERTERS
5.1 Introduction to ADC and its Symbol
5.2Explain the performance parameters of ADC-Resolution,quantization error and conversion time
5.3 Explain the ramp type and dual slope ADC's
5.4 Explain the successive-approximation type ADC
5.5 Explain the flash type ADC
5.6 Explain the working of IC 0808/0809 with pin configuration and application
DISPLAY DEVICES AND PAL SYSTEMS
6.1 Explain the operation of LED and concept of seven segment display
6.2 Explain the alphanumeric / matrix display
6.3 Explain the LCD and its types
6.4 Explain the dynamic scattering type and field effect type
6.5 List out advantages and disadvantages of LCD's
6.6 Compare between LED's and LCD's
6.7 Explain LED driver using IC 7447 decoder
6.8 Explain multiplexed displays
6.9 Explain 7 segment decoder/driver for LCD display
6.10 Introduction to PAL - Explain the basic structure and working of PAL
6.11 Implement Full adder using PAL
Wish you a Good Luck