pratap singh, upendra

@pratap-singh-6xlmve Member

Member since: Joined May 2012
Last active: Active 9 years ago
Member number: Member #126,508

Posts: 103
Replies: 150
Reactions: 0
Active days: 0

Contributions

Last 12 months

0 contributions

Active days: 0
Longest run: 0 days
Current run: 0 days

Trophies

Posted #Threads 9 years ago

can a research scholar become a reviewer

Hi, Not sure if question put up in correct forum. Anyways, can a research scholar become a reviewer of some journal or conference? Let's say the...
Posted #Threads 9 years ago

must know tips/tricks/hacks for every PhD student

Hi All, Quite a long time since my last post. Anyways, now that I am pursuing my PhD in Computer science, the question that I am...
Posted #Threads 9 years ago

Is presence required in the conference to get the paper published

Dear All, Is it really compulsory to be present in the conference to get our papers published? For instance, recently I had written a paper to...

1 reply
Posted #Threads 9 years ago

Approapriate title for my job

Hi, I have been working on a Sponsored Research Project during the final year of my M.Tech. The responsibilities were same as that of a Project...

4 replies
Posted #Threads 10 years ago

Relocatable vs absolute machine code

Hi, What is the difference between relocatable machine code and absolute machine code in context to compiler design?

1 reply
Posted #Threads 10 years ago

Topics to include in R tutorials

Hi, I am planning to write a book on R programming. Can anyone help me with different areas (class of functions) offered by R so that...

3 replies
Posted #Threads 10 years ago

physical significance of joint distribution function

Hi all, Could anyone shed some light on the physical significance of "joint distribution function". What does it actually mean? Say for instance, there is a...
Posted #Threads 10 years ago

assignment of network ID to a host

Hello friends, What inference can be drawn from the statement "we cannot assign network ID and broadcast address to a host". In what context is the...

4 replies
Posted #Threads 10 years ago

physical significance of block size and valid subnets

Hi, I am asking this question from the context of subnets and subnetting. I read an article that uses block size to determine the number of...
Posted #Threads 10 years ago

router configuration problem

Hi, I came across an article that it is in the data link layer of OSI model that the "router configuration problem" resides. Is this statement...

4 replies
Posted #Threads 10 years ago

implementation of queue using stacks

Hi, I recently learnt that a linear queue can be implemented by using two stacks. Can anyone elaborate on this? I basically require the implementation details...

2 replies
Posted #Threads 10 years ago

variable free programming

What is the notion of variable free programming (the context is JAVA)?
Posted #Threads 10 years ago

Java: Is "reference variable of a class" same as "an object of that class"?

In context to Java programming, Is "reference variable of a class" same as "an object of that class"? Also for a code like class Sample {...

1 reply
Posted #Threads 10 years ago

Classification of a problem: - does it requires algorithm also

Hi, Just learnt that a problem in computer science can be divided into the following categories Polynomial problems NP problems NP hard problems NP complete problems...
Posted #Threads 11 years ago

DMA and its direction of work

Hi, Can a DMA be used to transfer data from a physical device to main memory? What I am getting from the literature is that DMA...
Posted #Threads 11 years ago

speech recognition forum

Hello, See I am not sure in which forum am I supposed to put this thread. Anyways, I want to know if there exists an online...
Posted #Threads 11 years ago

Narcissism - good or bad?

Hey guys, Recently a new trend was observed from numerous studies done on social networks. It is called NPD (Narcissist Personality Disorder). Scientists have for the...

5 replies
Posted #Threads 11 years ago

operating system environment confusion

I am always confused with the following terms and their meanings pertaining to Linux operating system: Time shared systems multiprogramming system multiuser system multitasking sy...
Posted #Threads 11 years ago

He that will learn to pray, let him go to sea

What is the meaning of the idiom: #-Link-Snipped-# Are there multiple interpretations to it also?

4 replies
Posted #Threads 11 years ago

Tab space varying width in Ubuntu Mate

I am using Ubuntu Mate operating system. When I am editing a text file in a text editor, sometimes a tab corresponds to two spaces, and...

2 replies
Posted #Threads 11 years ago

Selecting port numbers for server

How should port numbers for the server be chosen? Is there any metric or constraints that we need to look into?

2 replies
Posted #Threads 11 years ago

Delays in the network

What are the best practices as a network administrator to follow when there is a delay in the network? In essence, what immediate steps must be...
Posted #Threads 11 years ago

Regular grammar and Regular language

Hello, How would you explain the physical manifestation of regular language and regular grammar pertaining to compiler design? How are two inter-twined? Please try to answer...
Posted #Threads 11 years ago

symbol table in compilation

Hi friends, The concept says that the the symbol table during the compilation phase maintains information about the identifier's name and its data type. However, it...
Posted #Threads 11 years ago

Can a union be initialized in a C program?

Can a union be initialized in a C program? If yes, then what is the procedure?
Posted #Threads 11 years ago

Recursive functions and circular functions

Hi, Is is true that recursive functions are also called as circular functions? If yes, then what is the basis?

4 replies
Posted #Threads 11 years ago

alternative to hackerrank

Hi, Do you have any substitute for <a href="https://www.hackerrank.com?" target="_blank" rel="nofollow noopener noreferrer">HackerRank</a> Actually, I have to prepare for my place...

1 reply
Posted #Threads 11 years ago

retreive the sql queries

I am using Oracle database management system to write SQL queries. So far, I have written around 200 queries in SQL command line editor to perform...

1 reply
Posted #Threads 11 years ago

Lease on a dhcp server

Hi, We all know that a DHCP server provides an IP address to the machine on a network for a certain duration of time called lease...

1 reply
Posted #Threads 11 years ago

Is a man devoted to his family weak and dishonest?

Hi, I was recently going through a blog that quoted A man who claims his #1 commitment in life is his relationship partner (or his family)...

4 replies
Posted #Threads 11 years ago

creating a database in sql

Hi, Once I have logged in to the SQL server, I am supposed to create my own database. Then this database is to contain tables etc....

3 replies
Posted #Threads 11 years ago

Liftering, its physical significance

What is the physical significance of liftering done to an analog signal (particularly an audio signal)? What is its role pertaining to MFCC feature extraction process?

1 reply
Posted #Threads 11 years ago

external and internal virtual circuits

Hello, What is the difference between an external and an internal virtual circuit connection? Kindly enlighten me in context to X.25 and circuit switching.
Posted #Threads 11 years ago

technology versus protocol

hello friends, One knows that a given technology may be incorporating several protocols. The questions I ask are: - Where should protocol be placed in context...
Posted #Threads 11 years ago

put your own content on the site as notes and tutorials

Hello, I want to ask if I can put my own content on the website in the form of tutorials (notes) in various fields such as...

1 reply
Posted #Threads 11 years ago

how to uplift ratings and points

Hi friends, How can I increase my rating and points on this website? What is the criteria by the way?

1 reply
Posted #Threads 11 years ago

save passwords online

Hello friends, I am struggling with my credentials in terms of their storage and management. There are about 50 credentials that I am finding challenging to...

1 reply
Posted #Threads 11 years ago

Network simulators for m tech

Hi friends, I am currently pursuing M tech thesis in advanced networking branch. Kindly enlighten me with the network simulators that I can make use of...

2 replies
Posted #Threads 11 years ago

Host Vs. Node in Networking - 2023

What is the difference between a host and a node in computer networking.I recently learnt that link layer devices are called as nodes and network layer...

4 replies
Posted #Threads 11 years ago

short time frequency response

what is meant by ' this filter F has a short time frequency response '? how does the frequency vary with respect to time for this...

3 replies
Posted #Threads 11 years ago

cluster structure in data mining

Can we say that cluster structure of a cluster is a subset of entity set? If not, then what is the physical significance of cluster structure...
Posted #Threads 11 years ago

encapsulation vs abstraction

Hi friends, In context to object oriented programming: - What is the difference between data abstraction and data encapsulation?Are they both implementing information hiding? 'A c...

2 replies
Posted #Threads 11 years ago

What is a contaminated training set

In context to neural networks and machine learning, what is meant by 'contaminated training set'?
Posted #Threads 11 years ago

Neural networks where?

In which forum am I supposed to post my queries related to neural networks? Are there guys interested in this field; let me know?

1 reply
Posted #Threads 11 years ago

physical significance of power spectral density

What is the physical significance of power spectral density? If it represents power content in a given frequency, then its integration over frequency must give the...

1 reply
Posted #Threads 11 years ago

closed walk versus cycle

What is the difference between a closed walk and a cycle in context to graph theory?

1 reply
Posted #Threads 11 years ago

eigen values in c

Hi, How am I supposed to compute the Eigen values of a matrix(any order) using C/Java language. Is there a numerical approximation method to solve for...

3 replies
Posted #Threads 11 years ago

Bluetooth programming scope for Ph.D

Say if I were to study Blue tooth programming using Java this year, how can this help me if I decide to do for Doctorate program...

4 replies
Posted #Threads 11 years ago

Packet rate versus data rate

In inter networking, what is the difference between data rate and packet rate? How and to what extent can one affect the other?

5 replies
Posted #Threads 11 years ago

Alt versus Alt-Gr

what is the difference between Alt and Alt Gr keys found on a standard keyboard?
Posted #Threads 11 years ago

R language operations

I have recently done a survey where I have mapped the quality of the soil versus mineral contents in it. As a result, I have got...
Posted #Threads 11 years ago

C++ program iostream.h error

Whenever I try to compile a C++ program, the compiler reports an error that iostream.h is not found. What is the reason behind this? C:\Users\JagMag\AppData\Roaming\Microsoft\Wind...

4 replies
Posted #Threads 11 years ago

Doubt in Huffman algorithm

Is it necessary to have a binary Huffman tree such that the left child of the node has to have a lower frequency of occurrence compared...
Posted #Threads 12 years ago

Usefulness of android programming in networking

Friends, I am pursuing my masters in advanced computer networks. Given this information, I wish to know if it is useful to learn android programming. If...

1 reply
Posted #Threads 12 years ago

Bandwidth distribution in a hub

suppose 10 users are connected to a hub running at 10Mbps. Then is this bandwidth divided among the 10 users or is available to each of...

3 replies
Posted #Threads 13 years ago

What is Thermal Voltage?

Sure, let me help you understand the concept of thermal voltage - a term commonly used in semiconductor physics and engineering. Thermal voltage is the amount...

4 replies
Posted #Threads 13 years ago

Reverse bias in N Channel JFET

hello, In an n channel JFET why is it that a reverse bias existing between the gate and the source despite the fact that we are...

2 replies
Posted #Threads 13 years ago

Negative temperature co-efficient of reistance

hello everyone, Could you provide the explanation for the negative coefficient of thermal resistance of a JFET device in terms of electrons, holes and their transport...

1 reply
Posted #Threads 13 years ago

Comparison between pinch off and cut off voltage

hi, When we compute the pinch off voltage for an n channel JFET, we always do it by keeping Vgs = 0 and then the value...

1 reply
Posted #Threads 13 years ago

Effect of Fermi level (Ed or Ea) on extrinsic nature of semiconductor

hi, Can anyone explain why a semiconductor would lose its extrinsic nature if the Fermi level happens to coincide with the Ed level or Ea level....

2 replies
Posted #Threads 13 years ago

Power density versus power density spectrum

hello friends, A little doubt while reading noise in electronic devices. Is there any difference in the physical interpretation of power density and power density spectrum....

1 reply
Posted #Threads 13 years ago

photodetector multiple wavelengths

hello, I am enthralled to inform you that this year we are trying to simulate a photo-detector using MAT LAB. It stands out from the lot...
Posted #Threads 13 years ago

Why amplitude modulation called so.....

hi, we are aware that in frequency modulation, frequency of carrier is made proportional to message signals (without adding any constant term). Similar are the principles...

1 reply
Posted #Threads 13 years ago

Best color for summer umbrella

I recently learnt that the best color to make an umbrella for use inn summers is to have white surface on the top and the bottom...

5 replies
Posted #Threads 13 years ago

Seperation of judiciary from executive wing

hello friends, Now to all my countrymen, I would like to inform that our government is considering a bill that allows executive wing to have a...

1 reply
Posted #Threads 13 years ago

Zero gate current in jfet

hello friends, We all are aware that the gate current in the IGFET(insulated gate field effect transistor) is always zero owing to the oxide coating present...

3 replies
Posted #Threads 13 years ago

Stability of a system

hello, Can a system with impulse response h(t) = u(t), be a stable system? Mathematically, it involves the summation of h(t) from -infinity to +infinity. How...

2 replies
Posted #Threads 13 years ago

What is a dynamic system

hello friends, I have recently confused a time invariant system with a dynamic system. Could you please help me get out of this situation. Also describe...

5 replies
Posted #Threads 13 years ago

Career in air force after graduation

Hi everyone, Could anyone please help me with whether or not I have any scope in the air force after I graduate myself the next year?...

1 reply
Posted #Threads 13 years ago

Can recombination occur in the collector of bjt

I would like to inquire if we can have recombination in the collector of bipolar junction transistor? what about emitter? If not what could be the...

1 reply
Posted #Threads 13 years ago

Physical significance of G(s)H(s) in a control system

hello friends, what is the physical significance of G(s)H(s) in a control system. It of course does not represent the gain of the system. Is this...

1 reply
Posted #Threads 13 years ago

channel and bandwidth relation

hello, Could anyone explain the properties that a channel must essentially posses for it to provide a wider bandwidth and how is the speed supported by...

2 replies