Top Interview Questions on Java

Is it possible to communicate from an applet to servlet and how many ways and how?- Yes, there are three ways to communicate from an applet to servlet and they are: a) HTTP Communication(Text-based and object-based) b) Socket Communication c) RMI Communication What is connection pooling?- With servlets, opening a database connection is a major bottleneck because we are creating and tearing down a new connection for every page request and the time taken to create connection will be more. Creating a connection pool is an ideal approach for a complicated servlet. With a connection pool, we can duplicate only the resources we need to duplicate rather than the entire servlet. A connection pool can also intelligently manage the size of the pool and make sure each connection...

Read more »

Large list of Intel interview questions

Insights of an inverter. Explain the working? Insights of a 2 input NOR gate. Explain the working? Insights of a 2 input NAND gate. Explain the working? Implement F= not (AB+CD) using CMOS gates? Insights of a pass gate. Explain the working? Why do we need both PMOS and NMOS transistors to implement a pass gate? What does the above code synthesize to? Cross section of a PMOS transistor? Cross section of an NMOS transistor? What is a D-latch? Write the VHDL Code for it? Differences between D-Latch and D flip-flop? Implement D flip-flop with a couple of latches? Write a VHDL Code for a D flip-flop? What is latchup? Explain the methods used to prevent it? What is charge sharing? While using logic design, explain the various steps that r followed to obtain the desirable...

Read more »

Infosys Logical questions

I have two coins for 75 paise. 1 coin is not 50 paise, how? Latest Answer: 1 coin is not fifty paise, but another can be, so let another be 50 paise coin and the one you are talking about is 25 paise coin so here we make 75paise with two coins. Once there came many birds to a pond. There were certain number of lotus flowers in the pond. If each bird occupied one lotus one bird was left alone without any flower. If two birds sat in a flower one Latest Answer: Let no. of birds is "b" and no. of lotus be "l" Now, a/c to first condition--> b = l+1 & a/c to snd condition--> b/2 = l-1 Solving above equations, we get, No. of Bird=4 & No. of Lotus = 3 ...  A pipe can fill a tank in 3 hours due to leakage it takes 3.5 hours to fill the same tank then how many hours will...

Read more »