how you will block porn sites using squid proxy in linux operating system?

650

What is frame in java?

659

What is the use of xslt element?

605

What is the need for Spark DAG?

239

Explain how an exception handler is defined and invoked in a Program.

816

Differentiate between a class and an object.

750

How will you represent a linked list in a graphical view?

800

What is the command to find hidden files in the current directory?

816

Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

1545

how to get a list of indexes of an existing table? : Sql dba

713

The permanent reduction provided by the final drive in heavy vehicle is a) 4:1 b) 6:1 c) 8:1 d) 10:1

1058

Why would you use sql agent?

883

Have you ever created a start-up script?

876

How do I move a chart to another sheet in excel 2016?

340

Is mysql a rdbms?

666