Whatsapp

[1] Which protocol is used for voice communication over the internet?

a) TCP/IP

b) UDP

c) RTP

d) FTP

[2] What type of network is required for VoIP?

a) Circuit-switched

b) Packet-switched

c) Hybrid

d) None of the above

[3] What is the main advantage of using VoIP over traditional telephone systems?

a) Lower cost

b) Better call quality

c) More flexible call routing

d) All of the above

[4] Which type of VoIP is best suited for low-bandwidth situations?

a) SIP

b) H.323

c) G.711

d) G.729

[5] What is the process of converting analog voice into digital data called?

a) Encoding

b) Compression

c) Digitization

d) Transcoding

[6] What type of internet connection is required for VoIP?

a) DSL

b) Cable

c) Satellite

d) Any high-speed internet connection

[7] What is the name of the device that connects a traditional telephone to a VoIP network?

a) Router

b) Gateway

c) Switch

d) Hub

[8] Which protocol is commonly used for video conferencing over the internet?

a) SIP

b) H.323

c) RTP

d) TCP/IP

[9] What is the process of converting digital data back into analog voice called?

a) Decoding

b) Decompression

c) Digitization

d) Decryption

[10] Which type of VoIP is best suited for large enterprise networks?

a) SIP

b) H.323

c) G.711

d) G.729

Answers:

1.     C
2.     B
3.     D
4.     D
5.     C
6.     D
7.     B
8.     B
9.     A
10.     A