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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:

What is the Maximum clock frequency in 8086?

Answer

5 Mhz is the Maximum clock frequency in 8086.

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Subject: Hardware

10 11976
Q:

What does RSI stand for?

Answer

 


Repetitive Strain Injury

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Subject: Hardware

17 11922
Q:

What is difference between ARP and RARP?

Answer

The address resolution protocol (ARP) is used to associate the 32 bit IP address with the 48 bit physical address, used by a host or a router to find the physical address of another host on its network by sending a ARP query packet that includes the IP address of the receiver.


The reverse address resolution protocol (RARP) allows a host to discover its Internet address when it knows only its physical address

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Subject: Networking
Job Role: Network Engineer

14 11518
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 11081
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 10946
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 10883
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 10172
Q:

 The HAVING clause does which of the following?

A) Acts like a WHERE clause but is used for groups rather than rows. B) Acts like a WHERE clause but is used for rows rather than columns.
C) Acts like a WHERE clause but is used for columns rather than groups. D) Acts EXACTLY like a WHERE clause.
 
Answer & Explanation Answer: A) Acts like a WHERE clause but is used for groups rather than rows.

Explanation:
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Filed Under: Database

3 9983