Interview Questions

Q:

What is the security mechanism used in java?

Answer

Java uses sand box security model.

Report Error

View answer Workspace Report Error Discuss

Subject: Java

0 1886
Q:

What is different among String, StringBuffer, StringBuilder?

Answer

String class objects are immutable objects and they represents strings( sequence of characters)


StringBuffer class objects are mutable objects representing strings and they are Thread safe


StringBuild class objects are also mutable objects representing strings and they are not Thread safe

Report Error

View answer Workspace Report Error Discuss

Subject: Java

0 1885
Q:

What are the basic SQL*Plus commands?

Answer

1) START- Used to run a SQL script.
2) ACCEPT- Accepts input from user.
3) GET- Gets the sql file from user to place in buffer.
4) LIST- Displays the last command executed.
5) RUN- Used to list and run the command in buffer
6) SHOW- Shows the environment settings. Example: SHOW PAGESIZE

Report Error

View answer Workspace Report Error Discuss

Subject: Oracle

0 1885
Q:

Differentiate linked list from arrays.

Answer

Arrays can store data in a fix allotted space. The use of linked list allows more flexibility because space is dynamically allocated as needed.

Report Error

View answer Workspace Report Error Discuss

0 1884
Q:

What is a call center?What are the different types of call centers?

Answer

A center equipped to handle a large volume of telephone calls. These calls could be the calls coming in from customers for service or support or these could be the calls that call center executives make to the customers for marketing


There are mainly two types of call centers :


a) Inbound call centers – Inbound call centers are those which receive support or service calls from customers usually on a toll free number. For e.g. when you call up a bank to check the status of your request for credit card, it is an inbound call.


b) Outbound call centers – Outbound call centers are those in which the call center executives make calls to the customers. These calls are usually made to generate the leads or sales. For e.g. when you receive a call from a bank offering you a personal loan, it is an outbound call. 

Report Error

View answer Workspace Report Error Discuss

Subject: Call Center

0 1884
Q:

Which cost is an example of a variable cost?

A) raw materials B) raw materials
C) labor D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Variable costs are expenses that vary in proportion to the amount of goods or services that a business produces. 

Examples of variable cost include labor, packaging and raw materials.

Report Error

View Answer Report Error Discuss

Filed Under: Finance
Exam Prep: Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 1883
Q:

What are the the different ways for creating a thread?

Answer

A thread can be created by subclassing Thread, or by implementing the Runnable interface.

Report Error

View answer Workspace Report Error Discuss

Subject: Java

0 1883
Q:

What are the problems in processing batch input sessions and How is batch input process different from processing online ?

Answer

PROBLEMS:


i) If the user forgets to opt for keep session then the session will be automatically removed from the session queue(log remains). However if session is processed we may delete it manually.


ii)if session processing fails data will not be transferred to SAP database table.

Report Error

View answer Workspace Report Error Discuss

Subject: SAP

0 1881