Questions by Dulqar - GATE Overflow

+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 Mar 21, 2017 in Pure Web Development | 293 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 Mar 13, 2017 in IIITH-PGEE | 722 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 Feb 27, 2017 in IIITH-PGEE | 1.7k 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 Feb 3, 2017 in Numerical Ability | 383 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 Feb 3, 2017 in Theory of Computation | 96 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 Feb 3, 2017 in Algorithms | 1.7k 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 Feb 3, 2017 in Computer Networks | 392 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 Feb 3, 2017 in Computer Networks | 266 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 Feb 3, 2017 in Operating System | 218 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 Feb 3, 2017 in Operating System | 546 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 Feb 3, 2017 in Operating System | 243 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 Feb 3, 2017 in Programming | 102 views

+1 vote

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 Feb 1, 2017 in Computer Networks | 247 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 Jan 30, 2017 in Operating System | 159 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 Jan 30, 2017 in Operating System | 359 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 Jan 30, 2017 in Operating System | 383 views

0 votes

1 answer

17

Difference Between
Difference between Conflict Serial schedule and Conflict Serializable Scheule

asked Jan 27, 2017 in Databases | 40 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 Jan 26, 2017 in Algorithms | 152 views

0 votes

1 answer

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 Jan 24, 2017 in Algorithms | 2.4k views

0 votes

2 answers

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 Jan 24, 2017 in Algorithms | 2.2k views

+2 votes

0 answers

21

NPTEL-Design and Analysis of Algorithms-Week1-Quiz 1
In the code fragment below, first and last are integer values and composite(x) is a function that returns true if x is not a prime number and false otherwise. i := 0; j := 0; k := 0; for (m := last; m >= first; m := m ... > i+j The relationship between i, j and k depends on the values of first and last im getting option 2 , is it correct ?

asked Jan 24, 2017 in Algorithms | 1.8k views

+1 vote

0 answers

22

Floating Point Representation Without Normalization
Mantissa is a pure fraction in signed magnitude form .What is the reprentation of decimal number 12.6255*102 12.6255*23 with Normalization and Without Normalization

asked Jan 24, 2017 in CO and Architecture | 364 views

+2 votes

1 answer

23

MadeEasy CBT 2017: Digital Logic - Ieee Representation

asked Jan 23, 2017 in Digital Logic | 496 views

+4 votes

2 answers

24

MadeEasy CBT 2017: CO & Architecture - Pipelining

asked Jan 23, 2017 in CO and Architecture | 528 views

+3 votes

1 answer

25

MadeEasy CBT 2017: CO & Architecture - Cache Memory

asked Jan 23, 2017 in CO and Architecture | 621 views

+2 votes

1 answer

26

MadeEasy CBT 2017: Algorithms - Graph Algorithms

asked Jan 23, 2017 in Algorithms | 256 views

+1 vote

2 answers

27

MadeEasy CBT 2017:Computer Networks - Routing

asked Jan 23, 2017 in Computer Networks | 271 views

0 votes

1 answer

28

MadeEasy CBT 2017: CO & Architecture - Dma

asked Jan 23, 2017 in CO and Architecture | 246 views

+4 votes

0 answers

29

MadeEasy CBT 2017:Digital Logic - K Map

asked Jan 23, 2017 in Digital Logic | 244 views

+1 vote

1 answer

30

MadeEasy CBT 2017:Operating System - Process Synchronization

asked Jan 23, 2017 in Operating System | 239 views