computer science class 11 Chapter 3 Important Questions

Learn computer science class 11 Chapter 3 Important Questions. These important computer science class 11 mcqs, short and long questions are collected by going through different past papers of all Punjab Board Pakistan.

Why are these questions important?

These Questions are taken from past papers of computer science class 11. These questions are top repeated of in previous papers of computer science class 11 of all Punjab boards as;

      Bahawalpur Board

      D.G.Khan Board

      Faisalabad Board

      Gujranwala Board

      Lahore Board

      Multan Board

      Rawalpindi Board

Content is created and designed with intense care and diligence. Here is only the most important MCQ, short questions and long questions of computer science class 11 chapter 3 Data Communication.

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You can easily download in pdf format or view computer science class 11 mcqs, short questions and long questions  online. You can easily print these files in simple way. Here you find computer science class 11 Chapter Data Communication important mcqs, short and long questions. By Preparing these important questions, you will achieve splendid marks in computer science class 11. This content is very helpful for weak students and also helpful for those students that are better at computer science class 11 exam preparation. These Questions are based on the current computer science class 11 syllabus according to Punjab Textbook Board.

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About This Chapter

computer science class 11 Chapter 3 enables the students to learn;

• Introduction of data communication
• Types of data
• Encoding of different types of data
• What is transmission media?
• Modem and its functioning

This Post "computer science class 11 Chapter 3 Important Questions" covers all important mcqs, short and long questions related to above mentioned important  topics of this chapter.

👉Imp MCQs - Computer Science Class 11 CH # 3

1. Data communication requires

(A) Medium

(B) Receiver

(C) Sender

(D) All of above

(D) All of above

2. The type of signals may be:

(A) Analog

(B) Digital

(C) Both

(D) None

(C) Both 

3. Height of wave during a given period of time is know as:   

(A) Amplitude

(B) Frequency

(C) Phase

(D) None of these

(A) Amplitude

4. Light and sound waves are the examples of ----- signals:

    

(A) Digital

(B) Analog

(C) Both

(D) None

(B) Analog

5. Each set of bit pattern is called:  

(A) Code

(B) Unicode

(C) Anticode

(D) All of above

(A) Code

6. How many characters can Unicode represent :

(A) 10000

(B) 65535

(C) 20000

(D) 15000

(B) 65535

7. Telephonic conversation is an example of :

(A) Simple Transmission

(B) Full duplex transmission

(C) Half duplex transmission

(D) Both A & B

(B) Full duplex transmission

8. BCD stands for: 

(A) Binary Coded Decimal

(B) Byte Coded Decimal

(C) Base Coded Decimal

(D)

(A) Binary Coded Decimal

9. Commonly digital signals are know as:  

(A) Broadband

(B) Baseband

(C) Both

(D) None

(B) Baseband

10. Process of converting a digital signal to an analog signal:

(A) Modulation

(B) Demodulation

(C) Merging

(D) Fusion

(B) Demodulation

👉Next, there is  PDF containing Computer Science class 11 chapter 3 Circular Motion important Short and Long Questions covers all important topics of this chapter.