بعض من الأسئلة في الشفتر الاول .. تقنية المعلومات..

اسئله من الشبتر الثاني تقنية المعلومات

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السلام عليكم ورحمة الله وبركاته
هاااااااام جدا جدا
البطاقة الجامعية للطالب نوح محمد محسن البكولي ضاعت يوم امس
و الرجاء من وجدها إحضارها إليه او الاتصال بي
متشكرين تعاونكم

1. What are point-to-point connections?

A) Synchronous connection

B) Asynchronous connection

C) Direct connection between two devices

D) Internet connection

Correct answer: C



2. What is the difference between analog and digital data?

A) Analog uses fixed values

B) Digital uses continuous values

C) Analog can take any value within a continuous range

D) Digital does not represent data

Correct answer: C



3. Which of the following is an example of analog data?

A) Data stored in a computer

B) Boston's temperature

C) Standard clothing sizes

D) Data in binary format

Correct answer: B



4. What mediums are used for data transmission?

A) Air

B) Wires

C) Light

D) All of the above

Correct answer: D



5. How does bandwidth affect data transmission?

A) Increases transmission speed

B) Reduces data size

C) Only affects data type

D) Does not affect transmission

Correct answer: A



6. What is the difference between a Local Area Network (LAN) and a Wide Area Network (WAN)?

A) LAN covers short distances, while WAN covers long distances

B) LAN uses the internet, while WAN does not

C) LAN is more expensive than WAN

D) WAN is used for personal devices only

Correct answer: A



7. What is a common technology used in Local Area Networks?

A) DSL

B) Ethernet

C) Satellite

D) Fiber Optic

Correct answer: B



8. How does distance affect network performance?

A) Distance has no effect

B) Increases transmission speed

C) Reduces quality

D) Makes the network more secure

Correct answer: C



9. What is one of the main applications of Wide Area Networks?

A) File sharing within an office

B) Connecting branches of a company in different cities

C) Local gaming

D) Printing from a single device

Correct answer: B



10. How do networks improve communication among individuals?

A) By reducing the number of devices

B) By enabling effective resource sharing

C) By increasing costs

D) By reducing internet speed

Correct answer: B



11. What is circuit switching?

A) Non-dedicated connection

B) Dedicated end-to-end connection

C) Internet connection

D) Technique for digital data only

Correct answer: B



12. How does packet switching work?

A) Requires a permanent connection

B) Divides messages into small packets

C) Always uses the same path

D) Does not allow packet loss

Correct answer: B



13. What is an advantage of packet switching?

A) Higher efficiency in bandwidth usage

B) Fixed delay

C) Requires complex configurations

D) High cost

Correct answer: A



14. What is the main challenge of circuit switching?

A) Installation costs

B) Inefficiency in connection capacity

C) Speed of transmission

D) Inability to connect

Correct answer: B



15. How are lost packets handled in packet switching?

A) They are ignored

B) They are retransmitted if necessary

C) Speed is increased

D) Data is lost

Correct answer: B



16. What is the Internet?

A) A local network

B) A collection of interconnected networks

C) An operating system

D) A computer

Correct answer: B



17. What is one of the primary uses of the Internet?

A) Sending only text messages

B) Browsing and searching for information

C) Playing games offline

D) Storing files locally

Correct answer: B



18. What is an IP address?

A) A unique identifier for a single Internet connection point

B) A type of data

C) A data transfer protocol

D) An operating system

Correct answer: A



19. How is an IP address represented?

A) 16 bits

B) 32 bits

C) 64 bits

D) 8 bits

Correct answer: B



20. What is the foundational protocol that the Internet relies on?

A) HTTP

B) TCP/IP

C) FTP

D) SMTP

Correct answer: B



21. What mediums are used in communications?

A) Fiber optics

B) Copper wires

C) Microwave

D) All of the above

Correct answer: D



22. How can bandwidth be measured?

A) In seconds

B) In bits per second

C) In miles

D) In hours

Correct answer: B



23. What is multiplexing?

A) Using only one channel

B) Combining multiple channels into one

C) Separating channels

D) Increasing costs

Correct answer: B

24. What is Frequency Division Multiplexing?

A) Time division

B) Organizing data into packets

C) Dividing frequencies into multiple channels

D) Using only one channel

Correct answer: C



25. What is the goal of building networks?

A) Increasing costs

B) Improving communication and sharing

C) Reducing the number of users

D) Increasing complexity

Correct answer: B



26. What is a Local Area Network (LAN)?

A) A network covering an entire city

B) A network covering short distances within an organization

C) A network connecting different countries

D) A network using satellites

Correct answer: B



27. What is the main disadvantage of Wide Area Networks (WAN)?

A) High installation costs

B) High data transfer speeds

C) Ease of use

D) No distance limitations

Correct answer: A



28. What is one of the main benefits of networks?

A) Increased costs

B) Resource sharing

C) Reduced number of users

D) Increased complexity

Correct answer: B



29. What technology is used for connecting wide area networks?

A) Ethernet only

B) Telephone lines

C) Fiber optics

D) All of the above

Correct answer: D



30. How do networks impact businesses?

A) Decrease efficiency

B) Facilitate collaboration and sharing

C) Increase costs

D) Limit communication

Correct answer: B

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