[Computer Network MCQS ]
झारखंड में आयोजित होने वाली JPSC, JSSC, JET, झारखंड पुलिस भर्ती परीक्षा आदि के लिए उपयोगी सामान्य अध्ययन।
Computer Network Topics:-
Network Basics, Types of Networks (LAN, MAN, WAN, PAN), Network Topologies, OSI Reference Model, TCP/IP Model, Physical Layer, Data Link Layer, Ethernet Technology, Switching Techniques, Network Layer, IPv4 Addressing, IPv6 Addressing, Subnetting, Supernetting, Routing Concepts, RIP (Routing Information Protocol), OSPF (Open Shortest Path First), BGP (Border Gateway Protocol), ARP and RARP, ICMP, DHCP, DNS, NAT, Transport Layer, TCP (Transmission Control Protocol), UDP (User Datagram Protocol), FTP and TFTP, HTTP and HTTPS, SMTP, POP3 and IMAP, Telnet and SSH, SNMP, NTP, Wireless Networks, Wi-Fi (IEEE 802.11), Bluetooth, VPN (Virtual Private Network), Firewall, IDS and IPS, SSL/TLS, IPsec, Cryptography, Network Security, Cloud Networking, Mobile Networking, Advanced Networking[ Computer Network MCQS ]
Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.
341. Transport Layer में Data Unit को क्या कहा जाता है?
[A] Packet
[B] Frame
[C] Segment
[D] Bit
341. What is the data unit of the Transport Layer called?
[A] Packet
[B] Frame
[C] Segment
[D] Bit
सही उत्तर: Segment
व्याख्या: Transport Layer में Data Segment कहलाती है।
Correct Answer: Segment
Explanation: The data unit at the Transport Layer is called a Segment.
342. Physical Layer में Data Unit क्या होती है?
[A] Frame
[B] Packet
[C] Bit
[D] Segment
342. What is the data unit at the Physical Layer?
[A] Frame
[B] Packet
[C] Bit
[D] Segment
सही उत्तर: Bit
व्याख्या: Physical Layer Bits के रूप में Data भेजती है।
Correct Answer: Bit
Explanation: The Physical Layer transmits data as bits.
343. Hub किस OSI Layer पर कार्य करता है?
[A] Physical Layer
[B] Data Link Layer
[C] Network Layer
[D] Transport Layer
343. Hub operates at which OSI layer?
[A] Physical Layer
[B] Data Link Layer
[C] Network Layer
[D] Transport Layer
सही उत्तर: Physical Layer
व्याख्या: Hub केवल Signal Forward करता है।
Correct Answer: Physical Layer
Explanation: Hub operates at the Physical Layer.
344. Switch किस OSI Layer पर कार्य करता है?
[A] Physical Layer
[B] Data Link Layer
[C] Network Layer
[D] Transport Layer
344. Switch operates at which OSI layer?
[A] Physical Layer
[B] Data Link Layer
[C] Network Layer
[D] Transport Layer
सही उत्तर: Data Link Layer
व्याख्या: Switch MAC Address के आधार पर कार्य करता है।
Correct Answer: Data Link Layer
Explanation: Switch operates at the Data Link Layer.
345. Router किस OSI Layer पर कार्य करता है?
[A] Physical Layer
[B] Data Link Layer
[C] Network Layer
[D] Session Layer
345. Router operates at which OSI layer?
[A] Physical Layer
[B] Data Link Layer
[C] Network Layer
[D] Session Layer
सही उत्तर: Network Layer
व्याख्या: Router IP Address के आधार पर Routing करता है।
Correct Answer: Network Layer
Explanation: Router operates at the Network Layer.
346. Bridge किस Layer पर कार्य करता है?
[A] Data Link Layer
[B] Transport Layer
[C] Network Layer
[D] Application Layer
346. Bridge operates at which layer?
[A] Data Link Layer
[B] Transport Layer
[C] Network Layer
[D] Application Layer
सही उत्तर: Data Link Layer
व्याख्या: Bridge दो LAN Segments को जोड़ता है।
Correct Answer: Data Link Layer
Explanation: Bridge operates at the Data Link Layer.
347. Gateway किस Layer पर कार्य कर सकता है?
[A] केवल Physical
[B] केवल Network
[C] सभी Layers
[D] केवल Data Link
347. Gateway can operate at which layer?
[A] Only Physical
[B] Only Network
[C] All Layers
[D] Only Data Link
सही उत्तर: सभी Layers
व्याख्या: Gateway विभिन्न Protocols वाले Networks को जोड़ता है।
Correct Answer: All Layers
Explanation: Gateway can operate across all layers.
348. Ping Command किस Protocol का उपयोग करती है?
[A] ARP
[B] ICMP
[C] TCP
[D] UDP
348. Which protocol is used by the Ping command?
[A] ARP
[B] ICMP
[C] TCP
[D] UDP
सही उत्तर: ICMP
व्याख्या: Ping ICMP Echo Request और Echo Reply उपयोग करता है।
Correct Answer: ICMP
Explanation: Ping uses ICMP Echo Request and Reply messages.
349. Traceroute किस उद्देश्य से उपयोग किया जाता है?
[A] Email भेजने के लिए
[B] Path पता लगाने के लिए
[C] Encryption के लिए
[D] Printing के लिए
349. What is Traceroute used for?
[A] Sending emails
[B] Finding path
[C] Encryption
[D] Printing
सही उत्तर: Path पता लगाने के लिए
व्याख्या: Traceroute Packet के Route को दर्शाता है।
Correct Answer: Finding path
Explanation: Traceroute identifies the path taken by packets.
350. RJ-45 Connector किस Cable में उपयोग होता है?
[A] Coaxial Cable
[B] Fiber Optic Cable
[C] Twisted Pair Cable
[D] Serial Cable
350. RJ-45 connector is used with which cable?
[A] Coaxial Cable
[B] Fiber Optic Cable
[C] Twisted Pair Cable
[D] Serial Cable
सही उत्तर: Twisted Pair Cable
व्याख्या: RJ-45 Connector Ethernet UTP Cable में उपयोग होता है।
Correct Answer: Twisted Pair Cable
Explanation: RJ-45 connectors are used with twisted pair Ethernet cables.