Questions by Dulqar

4 votes

3 answers

1

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

asked in Pure Web Development Mar 21, 2017

745 views

1 vote

0 answers

2

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

0 votes

1 answer

3

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

asked in IIITH-PGEE Feb 27, 2017

4.9k views

0 votes

0 answers

4

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

asked in Quantitative Aptitude Feb 3, 2017

872 views

2 votes

1 answer

5

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

281 views

0 votes

1 answer

6

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.

asked in Algorithms Feb 3, 2017

3.2k views

0 votes

1 answer

7

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

asked in Computer Networks Feb 3, 2017

5.5k views

0 votes

2 answers

8

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)

asked in Computer Networks Feb 3, 2017

596 views

0 votes

1 answer

9

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

409 views

0 votes

1 answer

10

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 ?

asked in Operating System Feb 3, 2017

977 views

0 votes

1 answer

11

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 ?

asked in Operating System Feb 3, 2017

713 views

0 votes

1 answer

12

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; }

asked in Programming Feb 3, 2017

239 views

2 votes

4 answers

13

Determine the highest possible normal form of the given relation?
Consider the relation R(Name,courseNO,rolNO,grade) name,courseno ->grade rollno,courseno->grade name->rollno rollno->name Given answer as it is 3NF . But Im getting 1NF. is it correct ?

asked in Computer Networks Feb 1, 2017

598 views

0 votes

1 answer

14

NPTEL-Operating System-Week2-Quiz-Q9
Creating many threads is advisable than creating many processes. Which of the statements below do not support this claim? Threads can share the address space and global data. None of the options. Programmer should ensure that it is ok to share data between two threads. Context switching is faster for threads as compared to Processes

asked in Operating System Jan 30, 2017

339 views

0 votes

0 answers

15

NPTEL-Operating System,-Week2-Quiz-1-Q2
State true or false. With Reason In a Micro-Kernel based OS, different modules communicate with each other using message passing. This is a secure way to enable communication. In a Modular OS, kernel modules can directly call any other ... . In a Modular OS, kernel modules can directly call any other module. This, however, suffers from efficiency issues.

asked in Operating System Jan 30, 2017

828 views

0 votes

2 answers

16

NPTEL-Operating Syste,-Week2-Quiz-1-Q1
Which of the following statements about Softwares is false? System Softwares provide an API that can be accessed by the Application Softwares. DBMS, Compilers, Assemblers are examples of System Software. OS Interface is used by the System Softwares to interact with the hardware/OS. System Softwares can control and coordinate the use of hardware.

asked in Operating System Jan 30, 2017

660 views

0 votes

1 answer

17

Difference Between
Difference between Conflict Serial schedule and Conflict Serializable Scheule

asked in Databases Jan 27, 2017

222 views

2 votes

0 answers

18

Minimum Spanning Tree
Show the different minimum spanning Trees Possible in each of the following Algorithms Prims Algorithm Kruskal

asked in Algorithms Jan 26, 2017

373 views

0 votes

0 answers

19

NPTEL-Design and Analysis of Algorithms-Week1-Quiz-1-Q6
if T(n) = n2 √ n then T(n) = O(n2) T(n) = O(n2 log n) T(n) = O(n3) None of the above Im getting option 2 is it correct ?

asked in Algorithms Jan 24, 2017

4.1k views

0 votes

1 answer

20

NPTEL-Design and Analysis of Algorithms-Week1-Quiz-1-Q3
An algorithm has two phases. The first phase, initialization, takes time O(n2 log n). The second phase, which is the main computation, takes time O(n3). What is the most accurate description of the complexity of the overall algorithm? O(n2 log n) O(n3) O(n3 log n) O(n3 + log n) Im getting option 2 , is it correct ?

asked in Algorithms Jan 24, 2017

7.0k views

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