Sawaal
  • Home/
  • Technical Questions

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 would be the output of the following program?

main()

{

    int i = -3, j =2, k =0, m ;

    m = ++j && ++i || ++k ;

    Printf ( "\n%d%d%d%d", i , j , k , m );

}

Answer

-2  3  0  1

Report Error

View answer Workspace Report Error Discuss

Subject: Programming

1 1891
Q:

What would be the output of the following program?

main()

{

    printf (" %d%d%d ", sizeof (3.14f), sizeof (3.14), sizeof (3. 141);

}

Answer

4  8  10

Report Error

View answer Workspace Report Error Discuss

Subject: Programming

0 1890
Q:

C program to find whether a number is palindrome or not.

Answer

 #include<stdio.h>
int main(){
    int num,r,sum=0,temp;

    printf("Enter a number: ");
    scanf("%d",&num);

    temp=num;
    while(num){
         r=num%10;
         num=num/10;
         sum=sum*10+r;
    }
    if(temp==sum)
         printf("%d is a palindrome",temp);
    else
         printf("%d is not a palindrome",temp);

    return 0;
}

Sample output:
Enter a number: 131
131 is a palindrome

Report Error

View answer Workspace Report Error Discuss

Subject: Programming

1 1890
Q:

CM is about managing the different items in the product, and changes in them.

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

Explanation:

Configuration Management is a support for software in managing the different items in the product, and changes in them.

Report Error

View Answer Workspace Report Error Discuss

Subject: Software Testing
Job Role: Database Administration , IT Trainer , Software Architect

2 1885
Q:

How to clear Computer Motherboard CMOS password?

Answer

To clear the CMOS password you just remove the CMOS Battery or else you can also use a jumper settings.

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

1 1881
Q:

What's the maximum hard drive size for FAT16-based Windows system?

Answer

Maximum hard drive size for FAT16-based windows system is 2GB.

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

0 1880
Q:

Swap two variables without using third variable.

Answer

#include<stdio.h>
int main(){
    int a=5,b=10;
    a=b+a;
    b=a-b;
    a=a-b;
    printf("a= %d  b=  %d",a,b);
}

Report Error

View answer Workspace Report Error Discuss

Subject: Programming

0 1878
Q:

What is an operating system?

Answer

 


An operating system is a program that acts as an intermediary between the user and the computer hardware. The purpose of an OS is to provide a convenient environment in which user can execute programs in a convenient and efficient manner. It is a resource allocator responsible for allocating system resources and a control program which controls the operation of the computer hardware.

Report Error

View answer Workspace Report Error Discuss

Subject: Operating Systems

2 1878