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Consider the following code. int count = 0; void *thfun () { int ctr=0; for (ctr=0; ctr<100; ctr++)      count++; } If thfun is executed by two threads concurrently in a uniprocessor system, what will be the MINIMUM value of count when both threads complete their execution? Assume that count++ is performed using three instructions: (i) read value of count from memory to a CPU register R, (ii) increment R, and (iii) store the value of R in memory. 
Which method is used to replace a substring in a string with another substring?
How many objects will be created? String a = new String("Examveda"); String b = new String("Examveda"); String c = "Examveda"; String d = "Examveda";
What is the output of the following JAVA program? class Test { public static void main (String [ ] args) { Test obj = new Test (); obj.start (); } void start () { String stra="do”; String strb = method (stra); System.out.print(“:” + stra + strb); } String method (String stra) { stra=stra+”good”; System.out.print (stra); return “good”; } }
Each of a set of n processes executes the following code using two semaphores a and b initialized to 1 and 0, respectively. Assume that count is a shared variable initialized to 0 and not used in CODE SECTION P. CODE SECTION P wait (a); count=count+1 ; if (count==n) signal (b) ; signal (a) ; wait (b) ; signal (b) ; CODE SECTION Q What does the code achieve?
Quantity I: Mc Donald farm has only Emus and Lions, the total count of legs was 14 less than 4 times the total count of heads. How many legs are counted in total? Quantity II: Mc Donald Farm has only Emus and Lions, the total count of legs was 15 less than 5 times the total count of the head. How many legs are counted in total?
Consider the following code snippet : var c = counter(), d = counter(); c.count() d.count() c.reset() c.count() d.count() The state stored in d is :
Suppliers(Sid: integer, sname:string, city:string, street:string) Parts(pid:integer, pname:string, color:string) Catalog(sid:integer, pid:integer, cost:real) Consider the following relational query on the above database: SELECT S.sname FROM Suppliers S  WHERE S.sid NOT IN (SELECT C.sid FROM Catalog C WHERE C.pid NOT IN (SELECT P.pid FROM Parts P WHERE P.color < > ‘blue’)) Assume that relations corresponding to the above schema are not empty. Which of the following is the correct interpretation of the above query?
Which of this method of class String is used to extract a substring from a String object?
Let L1 = {w ∈ {0, 1}*|w has at least as many occurrences of (110)’s as (011)’s}. Let L2 = {w ∈ {0, 1}*|w has at least as many occurrences of (000)’s as (111)’s}. Which one of the following is TRUE?