Question Paper for Data Communication

Hy here I am searching for the Data Communication Question Paper so please can you give me the question papers and also provide me the me the page where I can download the papers?

[Arvind Kumar]

Here I have uploaded a pdf file for you having the Question Paper for Data Communication. These questions have been taken from the attachment:

1. Each question below gives a multiple choice of answers. Choose the most
appropriate one and enter in the “tear-off” answer sheet attached to the question
paper, following instructions therein. (1x10)
1.1 In Quadrature Phase Shift Keying (QPSK) modulation
A) a cosine carrier is varied in phase while keeping a constant amplitude and frequency
B) a sine carrier is varied in phase while keeping a constant amplitude and frequency
C) a cosine carrier is varied in amplitude while keeping a constant phase and frequency
D) a sine carrier is varied in amplitude while keeping a constant phase and frequency
1.2 Frequency Hopping Spread Spectrum (FHSS) is a
A) Spread spectrum RF technology for 4.8 GHz
B) Spread spectrum RF technology for 2.4 GHz
C) Spread spectrum RF technology for 4.8 KHz
D) Spread spectrum RF technology for 2.4 KHz
1.3 Which layer is responsible for flow control with sliding windows and reliability with sequence
numbers and acknowledgments?
A) Transport
B) Application
C) Internet
D) Network Interface
1.4 IPv6 uses ________ bit address, whereas IPv4 uses ________ bit address
A) 128, 32
B) 64, 32
C) 128, 64
D) 256, 128
1.5 Leased line and ISDN are two types of commonly used
A) LAN links
B) Radio Links
C) WAN links
D) Satellite Links

For complete paper please download the attachment given below: