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Recent activity by Dulqar

2 answers

1

error in the code
why is it showing error?? #include <stdio.h> int main() { extern int i; i=20; printf("%d",i); }

answered in Programming Mar 24, 2017

584 views

3 answers

2

How to make user authenticated Internet Acceess
I wanted to convert my home modem to coffee shop and give internet to my customers . But due to security reasons users should register their mobile before they get access to inernet. How can I build this project ? Where should I start with ? Currently i have got D-Link modem

commented in Pure Web Development Mar 23, 2017

755 views

0 answers

3

How to Prepare SOP for IIITH - PGEEE
How to prepare SOP (Statement Of Purpose ) ? What are the important points to be taken in mind while preparing SOP

asked in IIITH-PGEE Mar 13, 2017

1.4k views

1 answer

4

Does anyone having Precious Questions of IIIT Hyderbad PGEE ?
If anyone has got previous year question papers or link pls do share

answer selected in IIITH-PGEE Mar 13, 2017

5.0k views

1 answer

5

COA pipeline doubt
I) In a 4 stage pipeline processor, if each stage takes 4 cycles then what is CPI in case of successfull pipeline??? II) In a 4 stage pipeline processor, if each stage takes 2,3,4,5 cycles respectively then what is CPI in case ... are branch imstructions and branch address is available in 3rd stage then what should be branch pelanty??(In both the implementations mentioned above)

commented in CO and Architecture Feb 5, 2017

669 views

1 answer

6

Pipeline
The following sequence of instruction is executed in a basic 5 stage pipelined processor (S1, S2, S3, S4, S5). Assume that data dependency present in the program is resolved by operand forwarding techniques. Load instruction output present in 4th stage ALU instruction output ... What is the number of instructions must be inserted to achieve CPI = 1 by using operand forwarding.

commented in CO and Architecture Feb 5, 2017

994 views

2 answers

7

Self framed
Is the following schedule view serializable? T1 T2 T3 R(A) R(A) W(A) W(A) W(A)

commented in Databases Feb 5, 2017

594 views

0 answers

8

Numbers Divisible by 15
in a set of odd numbers less than 500, What is the total number of numbers divisible by 15?

commented in Quantitative Aptitude Feb 4, 2017

880 views

1 answer

9

made easy
In a set of 500 first odd natural numbers. The total number divisible by 3 or 5 are

commented in Quantitative Aptitude Feb 3, 2017

528 views

0 answers

10

Topological sorting
My ques. is not the no. of topological sort as i have computed it myself. My problem is can someone please telll me a efficient approach as tree method is taking a lot of time here, like by use of combinatorics, can we find it easily, i.e in less time. and if possible, pls provide general approach apart from tree method.

commented in Algorithms Feb 3, 2017

2.0k views

1 answer

11

Union of Two Language
WHat is the union of the following wo languages L=0*1+0+1* ∪ 10*1 L=001 U 0*1*

asked in Theory of Computation Feb 3, 2017

287 views

1 answer

12

Stacks and Permutation
A stack A has 4 entries as following sequence a,b,c,d and stack B is empty. An entry popped out of stack A can be printed or pushed to stack B. An entry popped out of stack B can only be printed. Then the number of possible permutations that the entries can be printed will be ? Stack A Stack B = empty a(TOP) b c d

commented in DS Feb 3, 2017

2.9k views

2 answers

13

MADE EASY TEST SERIES
Consider languages L1 and L2 over alphabet Σ = {a, b}. L1 is known to be a context-free language. L2 = {w|w is prefix of w' ∈ L1} Which of the following is true ? A> L2 need not be CFL B> L2 will be regular C> L2 will be CFL D> None of the above

commented in Theory of Computation Feb 3, 2017

471 views

2 answers

14

NPTEL-Internetwork Security-Week2-Quiz-2-Q3
Q3: What kind of ciphers Electronic Codebook (ECB) mode and Cipher Block Chaining (CBC) mode are (A) Block cipher (B) Stream cipher (C) Field cipher (D) both (A) and (B)

commented in Computer Networks Feb 3, 2017

604 views

1 answer

15

NPTEL-Design and Analysis of Algorithms-Week2-Quiz-2-Q3
Suppose we want to sort an array in ascending order and we implement quicksort so that we always choose the last element in the array as the pivot element. Assume that the input is a permutation of {1, 2, , n}. Which of the following ... {1, 2, . . . , n} with all odd numbers in ascending order followed by all even numbers in random order.

answer selected in Algorithms Feb 3, 2017

3.3k views

1 answer

16

NPTEL-Internetwork Security-Week2-Quiz-2-Q6
Q6. ___________Data Encryption Standard (DES) was designed to increase the size of the Data Encryption Standard (DES) key. (A) Double (B) Triple (C) Quadruple (D) none of these

commented in Computer Networks Feb 3, 2017

5.5k views

1 answer

17

NPTEL-Operating System-Week1-Quiz-2-Q14
State True or False . Please explain in 2 or 3 sentences Temporal locality states if a page is accessed, then there is a high chance that the nearby pages will be accessed.

asked in Operating System Feb 3, 2017

411 views

1 answer

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NPTEL-Operating System,-Week2-Quiz-2-Q5
In the Contiguous allocation for disk blocks, files cannot grow dynamically because _______ The next block could be occupied by another file The scheme does not allow files to grow (by design itself) (No answer is correct because files can grow) The disk does not have enough space I think both 1 and 2 are correct . What do you say ?

commented in Operating System Feb 3, 2017

722 views

1 answer

19

NPTEL-Design and Analysis of Algorithms-Week1-Quiz-2-Q12
State true or false. When a user encounters a page fault, 1) The user application informs the OS, 2) User uses API calls to the hardware Memory Management unit, 3) Memory Management unit brings the page from hard disk to main memory. Is Statement 2 correct ?

commented in Operating System Feb 3, 2017

994 views

1 answer

20

self doubt
If there are no attributes in common between two relations R and S then, what should be the result of (R natural join S)? 1) R x S 2) $\phi$ I think option 2 because of following definition from Korth:

commented in Databases Feb 3, 2017

264 views

1 answer

21

C program
What is the error in the following code . Please do correct them #include <stdio.h> int main () { char *x[5] = {"raju","ramu","tinu","ben","ali"}; printf("%s\n",(x[2][0]) ); return 0; }

comment edited in Programming Feb 3, 2017

244 views

2 answers

22

Mathematics
In how many different ways 10 identical ball can be distributed among 3 children, if each receives atleast 2 balls and no more than 4 balls?

commented in Combinatory Feb 3, 2017

1.1k views

2 answers

23

GATE2014 EC-1: GA-1
Choose the most appropriate phrase from the options given below to complete the following sentence. The aircraft __________ take off as soon as its flight plan was filed. Is allowed to Will be allowed to Was allowed to Has been allowed to

commented in Verbal Aptitude Feb 2, 2017

2.0k views

3 answers

24

GATE2013 CE: GA-5
Select the pair that best expresses a relationship similar to that expressed in the pair: Medicine: Health Science: Experiment Wealth: Peace Education: Knowledge Money: Happiness

commented in Verbal Aptitude Feb 1, 2017

2.4k views

3 answers

25

GATE2013 CE: GA-2
$\underset{\text{I}}{\underline{\text{The professor}}}$ $\underset{\text{II}}{\underline{\text{ordered to}}}$ $\underset{\text{III}}{\underline{\text{the students to go}}}$ $\underset{\text{IV}}{\underline{\text{out of the class.}}}$ Which of the above underlined parts of the sentence is grammatically incorrect? I II III IV

commented in Verbal Aptitude Feb 1, 2017

3.7k views

3 answers

26

GATE2015 ME-3: GA-2
Fill in the blank with the correct idiom/phrase. That boy from the town was a ____________ in the sleepy village. dog out of herd sheep from the heap fish out of water bird from the flock

commented in Verbal Aptitude Feb 1, 2017

5.2k views

3 answers

27

GATE CSE 2015 Set 1 | Question: GA-2
Which of the following options is the closest in meaning of the sentence below? She enjoyed herself immensely at the party. She had a terrible time at the party She had a horrible time at the party She had a terrific time at the party She had a terrifying time at the party

commented in Verbal Aptitude Feb 1, 2017

2.6k views

2 answers

28

GATE CSE 2011 | Question: 58
Choose the most appropriate word(s) from the options given below to complete the following sentence. I contemplated _________ Singapore for my vacation but decided against it. to visit having to visit visiting for a visit

commented in Verbal Aptitude Feb 1, 2017

3.6k views

2 answers

29

DBMS normalization concept problem
R(ABCDEF) FD set{ AB->CDE. CD->E, E->C } False statement? A. 2 NF decomposition possible B.3 NF decomposition possible C.BCNF decomposition possible D. ALL

commented in Databases Feb 1, 2017

942 views

2 answers

30

Higher normal form decomposition
$X$ is an entity set. $E$ and $F$ are multivalued attributes. How many minimum tables which satisfy 1NF ? How many minimum tables which satisfy 2NF ? How many minimum tables which satisfy 3NF ? How many minimum tables which satisfy BCNF ? How many minimum tables which satisfy 4NF ?

commented in Databases Feb 1, 2017

1.9k views