[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.
151. निम्नलिखित में से कौन-सा उपकरण विभिन्न नेटवर्क प्रोटोकॉल के बीच अनुवाद करता है?
[A] Hub
[B] Bridge
[C] Gateway
[D] Repeater
151. Which device translates between different network protocols?
[A] Hub
[B] Bridge
[C] Gateway
[D] Repeater
सही उत्तर: Gateway
व्याख्या: Gateway विभिन्न नेटवर्क प्रोटोकॉल के बीच संचार स्थापित करता है।
Correct Answer: Gateway
Explanation: A gateway translates between different network protocols.
152. ARP का पूरा नाम क्या है?
[A] Address Resolution Protocol
[B] Address Routing Protocol
[C] Automatic Resolution Protocol
[D] Access Resolution Protocol
152. What is the full form of ARP?
[A] Address Resolution Protocol
[B] Address Routing Protocol
[C] Automatic Resolution Protocol
[D] Access Resolution Protocol
सही उत्तर: Address Resolution Protocol
व्याख्या: ARP IP Address को MAC Address में बदलता है।
Correct Answer: Address Resolution Protocol
Explanation: ARP resolves IP addresses into MAC addresses.
153. यदि किसी Host को IP Address स्वतः प्राप्त करना हो तो कौन-सा Protocol उपयोग किया जाता है?
[A] FTP
[B] DHCP
[C] SMTP
[D] Telnet
153. Which protocol automatically assigns IP addresses to hosts?
[A] FTP
[B] DHCP
[C] SMTP
[D] Telnet
सही उत्तर: DHCP
व्याख्या: DHCP स्वतः IP Address आवंटित करता है।
Correct Answer: DHCP
Explanation: DHCP automatically assigns IP addresses to hosts.
154. निम्नलिखित में से कौन-सा Connectionless Protocol है?
[A] TCP
[B] UDP
[C] HTTP
[D] FTP
154. Which of the following is a connectionless protocol?
[A] TCP
[B] UDP
[C] HTTP
[D] FTP
सही उत्तर: UDP
व्याख्या: UDP Connectionless Communication प्रदान करता है।
Correct Answer: UDP
Explanation: UDP provides connectionless communication.
155. Network Interface Card (NIC) का मुख्य कार्य क्या है?
[A] डेटा स्टोर करना
[B] नेटवर्क से कनेक्ट करना
[C] डेटा प्रिंट करना
[D] प्रोग्राम चलाना
155. What is the primary function of a Network Interface Card (NIC)?
[A] Store data
[B] Connect to a network
[C] Print data
[D] Run programs
सही उत्तर: नेटवर्क से कनेक्ट करना
व्याख्या: NIC कंप्यूटर को नेटवर्क से जोड़ता है।
Correct Answer: Connect to a network
Explanation: A NIC connects a computer to a network.
156. निम्नलिखित में से कौन-सा Private IP Address है?
[A] 8.8.8.8
[B] 172.16.1.1
[C] 1.1.1.1
[D] 100.100.100.100
156. Which of the following is a private IP address?
[A] 8.8.8.8
[B] 172.16.1.1
[C] 1.1.1.1
[D] 100.100.100.100
सही उत्तर: 172.16.1.1
व्याख्या: 172.16.0.0 से 172.31.255.255 तक Private Range है।
Correct Answer: 172.16.1.1
Explanation: 172.16.0.0 to 172.31.255.255 is a private IP range.
157. Router मुख्य रूप से किस Address के आधार पर निर्णय लेता है?
[A] MAC Address
[B] IP Address
[C] Port Number
[D] URL
157. Routers make forwarding decisions based on which address?
[A] MAC Address
[B] IP Address
[C] Port Number
[D] URL
सही उत्तर: IP Address
व्याख्या: Router Packet Forwarding के लिए IP Address का उपयोग करता है।
Correct Answer: IP Address
Explanation: Routers use IP addresses for forwarding decisions.
158. किस Topology में प्रत्येक Node सीधे अन्य सभी Nodes से जुड़ा होता है?
[A] Bus
[B] Ring
[C] Star
[D] Mesh
158. In which topology is every node directly connected to every other node?
[A] Bus
[B] Ring
[C] Star
[D] Mesh
सही उत्तर: Mesh
व्याख्या: Mesh Topology में पूर्ण कनेक्टिविटी होती है।
Correct Answer: Mesh
Explanation: Mesh topology provides direct connections among all nodes.
159. FTP में Control Connection के लिए कौन-सा Port उपयोग किया जाता है?
[A] 20
[B] 21
[C] 23
[D] 25
159. Which port is used for FTP control connection?
[A] 20
[B] 21
[C] 23
[D] 25
सही उत्तर: 21
व्याख्या: FTP Control Connection Port 21 पर कार्य करती है।
Correct Answer: 21
Explanation: FTP control connection uses port 21.
160. Telnet का Default Port Number क्या है?
[A] 21
[B] 22
[C] 23
[D] 25
160. What is the default port number of Telnet?
[A] 21
[B] 22
[C] 23
[D] 25
सही उत्तर: 23
व्याख्या: Telnet Remote Login के लिए Port 23 का उपयोग करता है।
Correct Answer: 23
Explanation: Telnet uses port 23 by default.