Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Question :
a) Describe the following modes of wave propagation:
- Line of sight - Ground waves - Skywaves
b) Why can waves with a very low frequency be used for submarine communication? Give one reason why are they not used for data transmission in mobile phones and computer networks.
c) A Line-of-sight (LOS) is usually required between a sender and receiver for radio waves with frequency > 30 MHz, nevertheless, mobile phones can work in big cities without such LOS. Explain.
d) Spread spectrum is a technique which generates signals which are strong and loud, that is resistant to interference. Explain how this is achieved.
e) Briefly explain how directional and omni-direction antennas work. Is a directional antenna suitable for mobile phone communication?
There should be 1 server thread and N client threads, where N is supplied by the user as a command line argument. The server opens a file called "all_requests.dat", the file has
What is SCSI? Ans: It is the acronym for small computer system interface. It refers to a standard bus explained ANSI. Devices such as disks are linked to a computer via 50-wire
Q. Write an interrupt routine to handle 'division by zero'? This file can be loaded just like a COM file though makes itself permanently resident until the system is running.
The Storage Class register The Storage Class register : The storage class 'register' tells the compiler that the associated variable should be stored in high-speed memor
Q. What is Building and Running MPI Programs? MPI parallel programs are written using conventional languages such as FORTRAN and C. One or more header files like 'mpi.h' may be
What is Repository Info. Systems? It is a tool with which you can create data stored in the ABAP/4 Dictionary available
what is java?
Defining Types of Data ? The subsequent format is used for defining data definition: Format for data definition: {Name} Name - a program references the data
The ISCII is an 8-bit code which contains standard ASCII values till 127 from 128-225 it contains characters necessary in ten Brahmi-based Indian scripts. It is defined in IS 13194
LoadRunner works by making virtual users who take the place of real users operating client software, such as sending requests using the HTTP protocol to IIS or Apache web servers.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd