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Technical Questions

Why Technical Knowledge?

In today's employment world, Information Technology plays major role. Technical knowledge along with Aptitude & Reasoning has become the doorway to software companies. When IT is extensively developing day to day, one should definitely acquire technical knowledge aiming to see career growth in software industry.


What in Technical Knowledge?

Programming Languages - to develop front end applications.

Database - to develop and maintain back end/ database applications.

Networking - understanding devices connected in network to communicate with each other as well as other networks.

Hardware - understanding processors, memory storage devices, Input & Output devices and more.

Operating System - to communicate between the software and Hardware in a computer.

Software Testing - the process of evaluating a system with the intend to satisfy specified requirements.


How to prepare for Technical Interviews?

One should be curious to knowledge updates; Software world is that place where you should keep updating with new market technology trends. Get some basic knowledge about all technical concepts as the logic remains same with any language and one can get the ease of working with any language in your company. Thoroughly get updates from your friends, IT magazines, Internet, News, etc. one can get knowledge from real time people through blogs.

Popular Latest Rated
Q:

When mapping a supertype/subtype relationship which of the following is true?

A) The supertype primary key is assigned to each subtype. B) The subtype primary key is assigned to each supertype.
C) There is no link between the supertype/subtype entities. D) There is no primary key/foreign key relationship between a supertype/subtype.
 
Answer & Explanation Answer: A) The supertype primary key is assigned to each subtype.

Explanation:
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Filed Under: Database

4 12571
Q:

Which is the simplest file structure?

A) Sequential B) Indexed
C) Random D) None
 
Answer & Explanation Answer: A) Sequential

Explanation:

Sequential is the simplest file structure

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Filed Under: Software Testing

8 12408
Q:

With this type of SQL Server cursor concurrency no lock is obtained until the user updates the data.

A) READ_ONLY B) SCROLL_LOCK
C) OPTIMISTIC D) PESSIMISTIC
 
Answer & Explanation Answer: C) OPTIMISTIC

Explanation:
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Filed Under: Database

3 12199
Q:

Explain soundex() and metaphone() ?

Answer

soundex()
The soundex() function calculates the soundex key of a string. A soundex key is a four character long alphanumeric string that represent English pronunciation of a word. he soundex() function can be used for spelling applications.
< ?php
$str = "hello";
echo soundex($str);
? >


metaphone()
The metaphone() function calculates the metaphone key of a string. A metaphone key represents how a string sounds if said by an English speaking person. The metaphone() function can be used for spelling applications.
< ?php
echo metaphone("world");
? >

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Subject: Operating Systems
Job Role: IT Trainer , Project Manager

42 12080
Q:

A source program is the program written in which level language  ?

A) Alpha Numeric B) High-Level
C) Symbolic D) Machine
 
Answer & Explanation Answer: B) High-Level

Explanation:
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Filed Under: Programming
Exam Prep: Bank Exams
Job Role: Analyst , Database Administration , IT Trainer

15 11002
Q:

Parenthesis is never required in Postfix or Prefix expressions

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Parenthesis is not required because the order of the operators in the postfix /prefix expressions determines the actual order of operations in evaluating the expression

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Subject: Database
Job Role: Database Administration

6 10933
Q:

What happens during the bootstrap process?

Answer

A bootstrap is the process of starting up a computer. It also refers to the program that initializes the operating system (OS) during start-up.


It referred to a bootstrap load button that was used to initiate a hardwired bootstrap program, or smaller program that executed a larger program such as the OS.

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Subject: Operating Systems Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer , Network Engineer

44 10679
Q:

A function cannot be defined inside another function

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

A function cannot be defined inside the another function, but a function can be called inside a another function.

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Subject: Programming

5 10220