Digital Principles And System Design Set 26

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This set of Digital Principles and System Design Multiple Choice Questions & Answers (MCQs) focuses on Digital Principles And System Design Set 26

Q1 | How many 16K * 4 RAMs are required to achieve a memory with a capacity of 64K and a word length of 8 bits?
  • 2
  • 4
  • 6
  • 8
Q2 | Why antifuses are implemented in a PLD?
  • to protect from high voltage
  • to increase the memory
  • to implement the programmes
  • as a switching devices
Q3 | How many types of PLD is?
  • 2
  • 3
  • 4
  • 5
Q4 | PLA refers to                    
  • programmable loaded array
  • programmable array logic
  • programmable logic array
  • programmed array logic
Q5 | The inputs in the PLD is given through
  • nand gates
  • or gates
  • nor gates
  • and gates
Q6 | PAL refers to                          
  • programmable array loaded
  • programmable logic array
  • programmable array logic
  • programmable and logic
Q7 | Outputs of the AND gate in PLD is known as
  • input lines
  • output lines
  • strobe lines
  • control lines
Q8 | PLA contains                          
  • and and or arrays
  • nand and or arrays
  • not and and arrays
  • nor and or arrays
Q9 | PLA is used to implement                          
  • a complex sequential circuit
  • a simple sequential circuit
  • a complex combinational circuit
  • a simple combinational circuit
Q10 | A PLA is similar to a ROM in concept except that
  • it hasn’t capability to read only
  • it hasn’t capability to read or write operation
  • it doesn’t provide full decoding to the variables
  • it hasn’t capability to write only
Q11 | 6 PROGRAMMABLE ARRAY LOGIC
  • pla
  • pal
  • cpld
  • sld
Q12 | The complex programmable logic device contains several PLD blocks and                      
  • a language compiler
  • and/or arrays
  • global interconnection matrix
  • field-programmable switches
Q13 | Which type of device FPGA are?
  • sld
  • srom
  • eprom
  • pld
Q14 | The difference between a PAL & a PLA is
  • pals and plas are the same thing
  • the pla has a programmable or plane and a programmable and plane, while the pal only has a programmable and plane
  • the pal has a programmable or plane and a programmable and plane, while the pla only has a programmable and plane
  • the pal has more possible product terms than the pla
Q15 | If a PAL has been programmed once
  • its logic capacity is lost
  • its outputs are only active high
  • its outputs are only active low
  • it cannot be reprogrammed
Q16 | The FPGA refers to                          
  • first programmable gate array
  • field programmable gate array
  • first program gate array
  • field program gate array
Q17 | The full form of VLSI is                          
  • very long single integration
  • very least scale integration
  • very large scale integration
  • very long scale integration
Q18 | In FPGA, vertical and horizontal directions are separated by                          
  • a line
  • a channel
  • a strobe
  • a flip-flop
Q19 | Applications of PLAs are                            
  • registered pals
  • configurable pals
  • pal programming
  • all of the mentioned
Q20 | For programmable logic functions, which type of PLD should be used?
  • pla
  • pal
  • cpld
  • sld