کون سا نیٹ ورکنگ ڈیوائس OSI ماڈل کی ڈیٹا لنک لیئر پر کام کرتا ہے اور MAC ایڈریس کی بنیاد پر ڈیٹا کو آگے بھیجتا ہے؟
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A. None of these
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B. Router
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C. Switch
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D. Hub
Explanation
Network switches can operate at either OSI layer 2 (the data link layer) or layer 3 (the network layer).
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A. Hybrid Topology
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B. Star Topology
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C. Mesh Topology
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D. Ring Topology
Explanation
A mesh topology is a network setup where each computer and network device is interconnected with one another.
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A. Browser History
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B. None
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C. Modem
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D. Both
Explanation
You can set up your router to log a user's browser history.
Collecting data such as someone's browsing history is a violation of their privacy.
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A. High speed transmission
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B. Low speed transmission
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C. None of the above
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D. Weak speed transmission
Explanation
TDM stands for Time Division Multiplexing.
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A. Bus network topology
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B. Star network topology
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C. All
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D. Ring network topology
Explanation
Network topology in which you connect each node to the network along a single piece of network cable is called bus topology.
مندرجہ ذیل میں سے کون سا نیٹ ورک میٹروپولیٹن ایریا کا احاطہ کرتا ہے؟
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A. LAN
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B. MAN
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C. WAN
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D. None of the above
Explanation
MAN stands for Metropolitan Area Network.
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A. Internet Associative Numbers Authority
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B. Internal Assigned Numbers Authority
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C. Internet Assigned Numbers Authority
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D. Internet Associate Numbers Authority
Explanation
LANA is responsible for the allocation of globally unique names and numbers used in internet protocol.
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A. Transmission system
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B. Source
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C. Destination
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D. Transmitter
Explanation
Receiver: A device that accepts a signal from the transmission system and converts it into a usable form for the destination device.
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A. None
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B. transport layer
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C. application layer
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D. Session layer
Explanation
Session Layer is the layer of the ISO Open Systems Interconnection (OSI) model that controls the dialogues (connections) between computers.
It establishes, manages, and terminates the connections between the local and remote application.
انٹرنیٹ اصل میں کس ایجنسی کا پروجیکٹ تھا؟
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A. NSF
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B. None
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C. NSA
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D. ARPA
Explanation
The first workable prototype of the Internet came in the late 1960s with the creation of ARPANET, or the Advanced Research Projects Agency Network.
Originally funded by the U.S. Department of Defense, ARPANET used packet switching to allow multiple computers to communicate on a single network.
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