Chapter 4 Data Communication Computer Science 9th Class Federal MCQ Tests
9th Class Computer Science Chapter 4 MCQ Tests
Chapter 4 of 9th Class Computer Science has 20 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 20
Total Marks: 20
Time: 20 Mins
Total Questions: 20
Total Marks: 20
Time: 20 Mins
20Min : 00 Sec Remaining
Question # 1
Describe the calculation of baud rate.
Question # 2
Name the process of transfer of message to right destination.
Question # 3
Recognize characteristic of synchronous transmission.
Question # 4
State how is external electro magnetic interference avoided while using coaxial cable.
Question # 5
Identify the technology that was used for Text Messaging in Cell Phones.
Question # 6
State what is the role of router in data communication.
Question # 7
Suggest the baud rate of 1000 symbols where each symbol is made up of 2 bits.
Question # 8
Suggest the type of service a modem and a phone line provides.
Question # 9
Name the media that carries data in optical fibers.
Question # 10
Recognize the short distance technology whose signals can pass through walls.
Question # 11
Recognize the technology that was used for Multimedia Messaging.
Question # 12
State the right example of synchronous transmission.
Question # 13
Write a reason why twisted pair cables are twisted?
Question # 14
Name the technology that uses analog signals.
Question # 15
Identify correct analog signal.
Question # 16
Switch is only associated with wired network.
Question # 17
Name the transfer of data in which neither contents are changed nor format of data.
Question # 18
Mention the speed of Dial-up Modem.
Question # 19
Suggest the components of a frame.
Question # 20
The closer the wires are the more likely crosstalk is to occur.
Total Questions
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Question # 1
Describe the calculation of baud rate.
Question # 2
Name the process of transfer of message to right destination.
Question # 3
Recognize characteristic of synchronous transmission.
Question # 4
State how is external electro magnetic interference avoided while using coaxial cable.
Question # 5
Identify the technology that was used for Text Messaging in Cell Phones.
Question # 6
State what is the role of router in data communication.
Question # 7
Suggest the baud rate of 1000 symbols where each symbol is made up of 2 bits.
Question # 8
Suggest the type of service a modem and a phone line provides.
Question # 9
Name the media that carries data in optical fibers.
Question # 10
Recognize the short distance technology whose signals can pass through walls.
Question # 11
Recognize the technology that was used for Multimedia Messaging.
Question # 12
State the right example of synchronous transmission.
Question # 13
Write a reason why twisted pair cables are twisted?
Question # 14
Name the technology that uses analog signals.
Question # 15
Identify correct analog signal.
Question # 16
Switch is only associated with wired network.
Question # 17
Name the transfer of data in which neither contents are changed nor format of data.
Question # 18
Mention the speed of Dial-up Modem.
Question # 19
Suggest the components of a frame.
Question # 20
The closer the wires are the more likely crosstalk is to occur.
Total Questions
1234567891011121314151617181920
Computer Science
9th Class Federal MCQ Tests
9th Class Online Classes 2026
Updated on: 17-05-2026
9th Class Online Preparation
9th Class 2026 Online
9th Class 2026
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