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What will be the output of the following PHP code ?
Select the correct differences between char and varchar data types? i. varchar is non unicode and char is unicode character data type ii. char is ‘n’ bytes whereas varchar is actual length in bytes of data entered in terms of storage size iii. varchar is variable in length and char is the fixed length string iv. For varchar, if a string is less than the maximum length then it is stored in verbatim without any extra characters while for char if a string is less than the set length it is padded with extra characters to equalize its length to given length
Rearrange the given 5 sentences A, B, C, D and E in proper sequence to form a meaningful paragraph and mark the correct sequence from the given options as your answer. Sometimes the task may be too difficult however the strong will power help us to confront all the difficulties and creates a way. Where there is a will there is a way is an old saying in English which means that if we don’t have strong determination and will towards our goal, we cannot work hard and thus cannot achieve success in life. This proverb teaches us that if we are really determined to do something (whether easy or tough), we can do it. Our strong will power to achieve success creates a way of surety to get success.  Our will makes sure that the path becomes easy for us to climb the ladder of success.
Directions : In each of the following questions a statement is given, followed by three conclusions. Give answer : Statement : "Join X-tuition classes for sure success. Excellent teaching by excellent teachers is our strength." - An advertisement. Assumptions : I. Sure success is desirable. II. Students expect sure success when they join any tuition class. III. Just having excellent teachers does not ensure success.
Directions : In each of the following questions a statement is given, followed by three conclusions. Give answer :

Statement : "Join X-tuition classes for sure success. Excellent teaching by excellent teachers is our strength." - An advertisement.

Assumptions :
I. Sure success is desirable.
II. Students expect sure success when they join any tuition class.
III. Just having excellent teachers does not ensure success.
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?
How many objects will be created? String a = new String("Examveda"); String b = new String("Examveda"); String c = "Examveda"; String d = "Examveda";
Pipes X and Y are the filling pipes while Z is an empty pipe. X, Y can fill the given empty tank In 45 and 54 minutes respectively. However, pipe Z can empty in 90 minutes. If all the pipes are opened Together for 10 minutes after that pipe is A and B is blocked and Now, only pipe Z is opened. Find the total time taken by pipe Z to empty the filled tank?
Pipes A and B are used to fill the tank. A can fill the tank twice as fast as B. Pipe C and D can empty the tank. D takes same time to empty the tank as taken by B to fill it. Pipe C can empty tank in 6 hours. If all 4 are opened together, how much hour would it take to fill the tank? (Assume: D can empty tank twice as fast as C.)
There are two water taps in a tank which can fill the empty tank in 12 hours and 18 hours respectively. It is seen that there is a leakage point at the bottom of the tank which can empty the completely filled tank in 36 hours. If both the water taps are opened at the same time to fill the empty tank and leakage point was repaired after 1 hour, then in how much time the empty tank will be completely filled?