In a compiler there is 36 bit for a word and to store a character 8bits are needed. IN this to store a character two words are appended. Then for storing a K characters string, How many words are neededA. 2k/9B. (2k+8)/9C. (k+8)/9D. 2*(k+8)/9E. none

mundravijay

 Profile Answers by mundravijay Questions by mundravijay

• Dec 7th, 2009

2k/9= 2*36/9=8 bits are needed for storing a character...

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Design a class that will keep track of number of instances that have been instantiated. Make this class thread safe.

Dearsi

• Feb 1st, 2012

Here

Code
 

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If the interface in C# only contains the declaration of the methods and we need to define those methods in the class, then Why we use the interface..???

TheOutlander

 Profile Answers by TheOutlander Questions by TheOutlander

• Jan 2nd, 2011

Interfaces define a contract. You should use it only if you want to support a group or related functionalities in a class or struct. Otherwise there is no need to use it. Think about cars - they have ...

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Write an Efficient algorithm to print count and possible string outcomes of a given input string by retaining order and considering all characters during this process

Problem: given a input string as "0000" and following input scheme for the zeroes, print the possible outcomes by retaining order of the characters. input scheme: a "0" b "00" c "000" d "0000" example: "aaaa" is one string...

cfphpflex@gmail.com

• Mar 21st, 2013

1. get string length 2. print length 3. for string 0000, its easy: 4. look at 0000 and quickly understand that each 0 in the string can only have 3 other possible 0 s to compare against and get a diff...

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Hi , when I reverse a string using loop in php like

php$str="navin";
$rstr="";
$len=strlen($str);
for($i=$len-1;$i>=0;$i--)
{
$rstr.=$str[$i];
}
echo $rstr;

It work but I want to know why we use .dot(.) $rstr.=$str[$i]; over here thanks in advance

Emiliano Gaytan

• Mar 21st, 2013

to concat, . operator concats left & right values; Google it for more info "php $myVar = 2; // declare variable in php print_r($myVar . ""); //print on screen your variable w htm...

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