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EEPROM VS FLASH MEMORY

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EEPROM VS FLASH MEMORY

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Description :

Answer : EPROM EEPROM Flash EPROM Normalize cell size is 1. Normalize cell size is about 1 ... and floating gate, which is insulated by a dielectric material. NAND flash memory and NOR flash memory are the two types of flash memory.

Description : Explain the advantages and disadvantages of using memory I/O and standard I/O.

Answer : Memory mapped I/O and standard I/O are the two methods for communicating microprocessor with peripherals. Processor talks to both memory and peripheral using the same bus.Two ways to talk to a peripheral. ... of standard I/O is no loss of memory addresses to the use as I/O addresses.

Description : Explain memory hierarchy.

Answer : Memory hierarchy: Main memory is large, inexpensive, slow memory stores entire program and data. Cache memory is small, expensive, fast memory stores copy of likely accessed parts of large ... In memory hierarchy the smaller memory is faster and larger memory storage is slower.

Description : Explain memory write ability and storage permanence with suitable diagram.

Answer : Write ability and storage permanence of memories: Write ability is the manner and speed at which memory can be written. Storage permanence is the ability of memory to hold stored bits ... Holds bits after power is no longer supplied. High end and middle range of storage permanence.

Description :

Answer : Shared memory :For sharing of data faster and communication between programs, we use shared memory. Shared memory can be used with multiprocessors and single processors. Means Program ... No resource preemption4. Circular waitIf the four conditions occur simultaneously then the deadlock occurs.

Description :

What is meant by flash over voltage?

Description : Flash or Parallel ADC

Answer : Flash or Parallel ADC

Description : Differentiate between RAM & ROM in PLC memory

Answer : RAM ROM Random access memory Read Only memory Used for storing temporary data Used for storing fixed data such as programs Data is lost when power is removed Data is retained in case of power loss  Read write speed is quite faster Write operation is slow

Description : Calculate the size of memory address space for a 16 bit data and 20 bit address bus. A) 1 MB B) 2 MB C) 3 MB D) 4 MB

Answer : Calculate the size of memory address space for a 16 bit data and 20 bit address bus. A) 1 MB B) 2 MB C) 3 MB D) 4 MB

Description : The average time required to reach a storage location in the memory to read or retrieve the contents of memory is called as A) Turnaround time B) Latency time C) Access time D) Response time

Answer : The average time required to reach a storage location in the memory to read or retrieve the contents of memory is called as Access time

Description : What is the size of memory which can be accessed by direct accessing in 8085 microprocessor? A) 64 kB B) 4 kB C) 128 kB D) 128 MB 

Answer : What is the size of memory which can be accessed by direct accessing in 8085 microprocessor? A) 64 kB B) 4 kB C) 128 kB D) 128 MB 

Description : A material for good magnetic memory should have?

Answer : A material for good magnetic memory should have high retentivity.

Description : The most advanced form Of Read Only Memory (ROM) is (1) PROM (2) RAM (3) Cache Memory (4) EEPROM

Answer : EEPROM

Description : Which of the following is used for very high speed searching applications ? (1) Flash Memory (2) Content-addressable Memory (3) Dynamic Random Access Memory (4) Static Random Access Memory

Answer : Content-addressable Memory

Description : The fastest, costlier and relatively small form of storage managed by computer system hardware is : (1) Disk (2) Flash Memory (3) Main memory (4) Cache

Answer : Cache

Description : Reagents vs. Modern Biotechnology: 

Answer : Reagents vs. Modern Biotechnology: Application of the reagent has aided not only the correct sequencing of peptide segments of many proteins but also the production, through genetic engineering, of ... , automated synthesis of polypeptide and polynucleotide chains and the sequencing of DNA and RNA.

Description : Protein Chemistry (sequencing) vs. Application of Reagents:

Answer : Protein Chemistry (sequencing) vs. Application of Reagents: A simple chemical applied according to a well recognized concept can be responsible for a great advance in biological chemistry. Thus, ... participation into selective, limited, non-enzymatic cleavage at methionine in a peptide chain. 

Description : Would you take a 50/50 chance of losing everything you currently have vs becoming wealthy, if all you had to do was push a button?

Description : Synchronous vs asynchronous logic

Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

Description :

 When The dc converter in figure shown has a resistance load of Rimage = 10 Ω and the input voltage is Vs 220 V the converter switch remains on, its voltage drop is Vo -2 V. The chopping frequency is fI K sW Vs If the duty cycle is 50%, determine: (a) the average output voltage V (b) the RMS output voltage Vo (c) the converter efficiency (d) the effective input resistance of the converter

Description : While comparing doped semiconductor vs. un-doped semiconductor, which of the following statements is NOT true ? (A) Doped semiconductor has smaller band-gap compared to un-doped semiconductor (B) Doped semiconductor has more carriers as compared to un-doped semiconductor (C) Doped semiconductor has less resistance as compared to un-doped semiconductor (D) Doped as well as un-doped semiconductor have equal bandwidth

Answer : While comparing doped semiconductor vs. un-doped semiconductor, which of the following statements is NOT true ? (A) Doped semiconductor has smaller band-gap compared to un-doped semiconductor (B) ... to un-doped semiconductor (D) Doped as well as un-doped semiconductor have equal bandwidth

Description : A person sees a lightning bolt in the distance and tries to guess the distance to the bolt based on the time between the flash and the thunder. What general time span should she use? w) 1 second equals 1 mile x) 5 seconds equal 1 mile y) 10 seconds equal 1 mile z) 20 seconds equal 1 mile

Answer : ANSWER: X -- 5 SECONDS EQUAL 1 MILE

Description : If the time between a lightning flash and the resulting thunder is five seconds, approximately how far away was the lightning?  

Answer : ANSWER: WBOUT ONE MILE (ACCEPT 5300-5800 FEET)

Description : Which of the following is not a natural hazard? (A) Earthquake (B) Tsunami (C) Flash floods (D) Nuclear accident

Answer : (D) Nuclear accident

Description : Flash floods are caused when (A) the atmosphere is convectively unstable and there is considerable vertical wind shear (B) the atmosphere is stable (C) the atmosphere is convectively unstable with no vertical windshear (D) winds are catabatic

Answer : (A) the atmosphere is convectively unstable and there is considerable vertical wind shear

Description :

1. To meet the growing needs for coins in the country, where does the Government propose to set up another mint?

2. Which oil field of India is the oldest and still producing oil?

3. The first Muslim conquest of the Hindu Kingdoms of Deccan was effected by whose forces?

4. Since when has US been a member of the UN?

5. For pasteurisation of milk by Flash method, at which temperature is milk heated?

6. After howmuch time are the elections to Panchayats are to be held?

7. How are the orbits of planets around the Sun, or of satellites around the Earth,?

8. Buland Darwaza, built -by Akbar, is to commemorate the victory of which state?

9. A car is running on a road at a uniform speed of 60 km/hr. What is the net resultant force on the car?

10. Dog bite can cause rabies. Which other animals can also cause rabies?

11. For international payments, to which currency is the Indian currency linked?

12. What is the outermost layer of Sun called?

13. Where is the tomb of Babar?

14. Which chemical is used for preserving fruit juices?

15. How many High Courts in India have jurisdiction over more than one State (Union Territories not included)?

16. Which metal is found in ‘plaster of paris’ ?

17. The dry wind ‘Santa Ana’ blows in which country?

18. To which battle of the beginning of the British political sway over India can be traced?

19. Which animal which can tolerate more summer heat?

20. When does World Health Organization organise ‘World Aids Day’?


Answer : Answer : 1. Noida 2. Digboi 3. Alauddin Khilji 4. 1945 5. 100°C 6. Every five years 7. Circular and elliptic 8. Gujarat 9. Equal to zero 10. Bat 11. American Dollar 12. Corona 13. Kabul 14. Sodium benzoate 15. 3 16. Calcium 17. California 18. Plassey 19. Goat 20. 1st December

Description : The wire of flash bulbs is made up of (1) Mg (2) Ba (3) Cu (4) Ag

Answer : Mg

Description : The wire of flash bulb is made of : (1) Copper (2) Barium (3) Magnesium (4) Silver

Answer : Magnesium

Description : ‘Flash floods’ are associated with (1) Thunderstorms (2) Cyclonic storms (3) Tsunami (4) Tornado

Answer : Cyclonic storms

Description : Where could you legally flash your dong - then spend it

Answer : Vietnam currency

Description : Compare pin type and suspension insulators on given points: (i) Position of insulator on cross arm. (ii) Position of conductor on insulator. (iii) Reaction on cross arm. (iv) Possibility of flash over due to large birds (v) Maintenance/Replacement cost (vi) Maximum voltage level (vii) Effect on height of supporting structure. (viii) Life 

Answer : S.No  Points Pin Type insulator Suspension or Disc Type insulator 1 Position of insulator on cross arm It is fixed on top of cross arm by using galvanized steel pin. So it is ... so to maintain minimum ground clearance height of pole increase.  8 Life Less More

Description : Number of comparators required for an 8 bit flash ADC is: (1) 8 (2) 16 (3) 255 (4) 256

Answer : Number of comparators required for an 8 bit flash ADC is: 255

Description : What is the name of programming/scripting language of Flash  (1) Action Script (2) Animation script (3) Java script (4) None of these

Answer : Action Script

Description : A flash type ADC uses  A) Counter B) Op—amps C) An integrator D) Flip flop

Description : Normally, the FPGA resources are used less than 70% because:  a. Routing becomes excessively complicated b. Power issues c. Clock frequency d. Simulation time increases

Answer : Normally, the FPGA resources are used less than 70% because: Routing becomes excessively complicated

Description : List and describe three general approaches to improve designer productivity.

Answer : Automation: The task of using a computer program to replace manual design effort. The program replaces manual design effort. Synthesis. Reuse: The ... correctness/completeness of each design step. Hardware/software co-simulation.

Description : Explain placement, routing, and sizing.

Answer : Placement: The task of placing and orienting every transistor somewhere on IC. Routing: The task of running wires between the transistors without inserting other wires or transistors. ... wires and transistor provide better performance but consume more power and require more silicon area.

Description : A single FSM can be converted to two smaller FSM. Justify.

Description :

Answer : Common computation models: Sequential program model Statements, rules for composing statements, semantics for executing them Communicating process model ... Object-oriented model For breaking complex software into simpler, well-defined pieces

Description : Sketch internal design of 4x3 ROM.

Answer : The internal design of 4x3 ROM

Description : Explain parallel and wireless protocols.

Answer : Parallel protocols: PCI bus (Peripheral Components Interconnect): PCI stands for Peripheral Components Interconnect. PCI bus is used as a communication line to transmit signals and data ... provide the basis for wireless network products using the Wi-Fi brand.

Description : Describe different RT level computational and sequential components used to design single function processors.

Answer : RT-level combinational components:- To reduce the complexity in digital logic, combinational components are used, which are more powerful than logic gates.  Such combinational ... during a clock edge. An asynchronous inputs value effects the circuit independent of the clock.

Description :

Build using minimum number of CMOS gates.

  1. Three input NAND gate.
  2. Two input NOR gate
  3. Three input NOR gate
  4. Two input AND gate
  5. Two input OR gate

Answer : Three input NAND gate. Two input NOR gate Three input NOR gate Two input AND gate Two input OR gate

Description : Explain the various steps involved in designing a custom single-purpose processor.

Answer : A single purpose processor is a digital circuit designed to execute exactly one program. It is also known as co-processor, accelerator or peripheral. It contains only ... for small quantities. Performance may not match general-purpose processors for same applications.

Description : If Moor's law continues to hold, predict the approximation number of transistor per leading edge IC in the year. 1.2030 2.2050

Answer : If Moor's law continues to hold, predict the approximation number of transistor per leading edge IC in the year.1.20302.2050

Description : Compare the annual growth rate of  1.IC capacity 2.Designer productivity.

Answer : Compare the annual growth rate of 1.IC capacity2.Designer productivity.

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