Interview Questions

Q:

List the advantages of inheritance

Answer

- Inheritence permits code reusability. 


- Reusability saves time in program development. 


- It encourages the reuse of proven and debugged high-quality software which reduces the problems after a system becomes functional.

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Subject: C++

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Q:

Explain some of the commonly used Predefined PL/SQL Exceptions.

Answer

1)Divide by zero        – This is raised when any number is attempted to divide by zero.


2)TOO MANY ROWS   - A SELECT INTO statement returns more than one row.


3)CASE_NOT_FOUND - No choice in the WHEN clause of a case statement is selected.


4)LOGIN_DENIED      - An attempt to login with an invalid username or password.


5)PROGRAM_ERROR  - An internal PL/SQL problem.

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Subject: Oracle

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Q:

What’s the difference between htmlentities() and htmlspecialchars()?

Answer

Htmlentities() converts all applicable characters to HTML entities. While htmlspecialcharacter()converts special characters to HTML entities. This means htmlentities( ) will check for non English language characters, such as French accents, the German umlaut, etc.

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Subject: PHP

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Q:

What is the difference between XML and HTML?

A) HTML is used for exchanging data, XML is not B) XML is used for exchanging data, HTML is not
C) HTML can have user defined tags, XML cannot D) XML can have user defined tags, HTML cannot
 
Answer & Explanation Answer: B) XML is used for exchanging data, HTML is not

Explanation:
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Filed Under: Web Technology

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Q:

Is there a application program coding difference between local and central version mode in IDMS?

Answer

No. The mode is specified via the SYSCTL DD card in the JCL.

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Q:

How does IDMS communicate with CICS?

Answer

They communicate via service MVS request calls.

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Q:

The interest-rate effect suggests that

A) an increase in the price level will increase the demand for money, reduce interest rates, and decrease consumption and investment spending B) an increase in the price level will increase the demand for money, increase interest rates, and decrease consumption and investment spending
C) a decrease in the supply of money will increase interest rates and reduce interest-sensitive consumption and investment spending D) an increase in the price level will decrease the demand for money, reduce interest rates, and increase consumption and investment spending
 
Answer & Explanation Answer: B) an increase in the price level will increase the demand for money, increase interest rates, and decrease consumption and investment spending

Explanation:

The interest-rate effect suggests that an increase in the price level will increase the demand for money, increase interest rates, and decrease consumption and investment spending.

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

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Q:

What exactly do you mean by UDP?

Answer

UDP (User Datagram Protocol) is a communications protocol that offers a limited amount of service when messages are exchanged between computers in a network that uses the Internet Protocol (IP).

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