[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.
121. निम्नलिखित में से कौन-सा नेटवर्क सार्वजनिक नेटवर्क पर निजी नेटवर्क का विस्तार करता है?
[A] Virtual Private Network
[B] Local Area Network
[C] Storage Area Network
[D] Enterprise Private Network
121. Which of the following networks extends a private network across public networks?
[A] Virtual Private Network
[B] Local Area Network
[C] Storage Area Network
[D] Enterprise Private Network
सही उत्तर: Virtual Private Network
व्याख्या: VPN सार्वजनिक नेटवर्क पर सुरक्षित निजी कनेक्शन प्रदान करता है।
Correct Answer: Virtual Private Network
Explanation: A VPN extends a private network across public networks and provides secure communication.
122. सामान्य नेटवर्क मॉडल में Process-to-Process Delivery के लिए कौन-सी Layer जिम्मेदार होती है?
[A] Session Layer
[B] Data Link Layer
[C] Transport Layer
[D] Network Layer
122. Which layer is responsible for process to process delivery in a general network model?
[A] Session Layer
[B] Data Link Layer
[C] Transport Layer
[D] Network Layer
सही उत्तर: Transport Layer
व्याख्या: Transport Layer Process-to-Process Communication प्रदान करती है।
Correct Answer: Transport Layer
Explanation: The Transport Layer provides process-to-process delivery using ports.
123. Virtual Circuit Network में प्रत्येक Packet में क्या होता है?
[A] केवल Source Address
[B] केवल Destination Address
[C] पूरा Source और Destination Address
[D] एक छोटा VC Number
123. What does each packet contain in a virtual circuit network?
[A] Only source address
[B] Only destination address
[C] Full source and destination address
[D] A short VC number
सही उत्तर: एक छोटा VC Number
व्याख्या: VC Number (VCID) Virtual Circuit की पहचान करता है।
Correct Answer: A short VC number
Explanation: Each packet contains a VCID used to identify the virtual circuit.
124. भवन या Campus के भीतर Data Communication System को क्या कहा जाता है?
[A] MAN
[B] LAN
[C] PAN
[D] WAN
124. What is the term for the data communication system within a building or campus?
[A] MAN
[B] LAN
[C] PAN
[D] WAN
सही उत्तर: LAN
व्याख्या: LAN छोटे क्षेत्र जैसे स्कूल, ऑफिस या भवन में उपयोग किया जाता है।
Correct Answer: LAN
Explanation: LAN stands for Local Area Network and covers a limited area.
125. पहले नेटवर्क का नाम क्या था?
[A] ASAPNET
[B] ARPANET
[C] CNNET
[D] NSFNET
125. What was the name of the first network?
[A] ASAPNET
[B] ARPANET
[C] CNNET
[D] NSFNET
सही उत्तर: ARPANET
व्याख्या: ARPANET पहला नेटवर्क था जिसने TCP/IP का उपयोग किया।
Correct Answer: ARPANET
Explanation: ARPANET was the first network implemented using TCP/IP.
126. Internet के लिए Network Layer Protocol कौन-सा है?
[A] Hypertext Transfer Protocol
[B] File Transfer Protocol
[C] Ethernet
[D] Internet Protocol
126. Which of the following is the network layer protocol for the internet?
[A] Hypertext Transfer Protocol
[B] File Transfer Protocol
[C] Ethernet
[D] Internet Protocol
सही उत्तर: Internet Protocol
व्याख्या: IP Network Layer का प्रमुख प्रोटोकॉल है।
Correct Answer: Internet Protocol
Explanation: IP is the primary protocol used at the Network Layer.
127. किस Network Topology में Central Controller या Hub की आवश्यकता होती है?
[A] Ring
[B] Bus
[C] Star
[D] Mesh
127. Which network topology requires a central controller or hub?
[A] Ring
[B] Bus
[C] Star
[D] Mesh
सही उत्तर: Star
व्याख्या: Star Topology में सभी कंप्यूटर Central Hub से जुड़े होते हैं।
Correct Answer: Star
Explanation: Star topology requires a central hub or controller.
128. यदि एक लिंक 4000 Frames प्रति सेकंड भेजता है और प्रत्येक Slot में 8 Bits हैं, तो TDM में Transmission Rate क्या होगी?
[A] 500 kbps
[B] 32 kbps
[C] 32 bps
[D] 500 bps
128. If a link transmits 4000 frames per second, and each slot has 8 bits, what is the transmission rate using TDM?
[A] 500 kbps
[B] 32 kbps
[C] 32 bps
[D] 500 bps
सही उत्तर: 32 kbps
व्याख्या: Transmission Rate = Frame Rate × Bits per Slot = 4000 × 8 = 32000 bps = 32 kbps.
Correct Answer: 32 kbps
Explanation: Transmission rate = 4000 × 8 = 32000 bps = 32 kbps.
129. LAN उपयोगकर्ताओं को Computer Programs और Data Share करने की सुविधा कौन देता है?
[A] File Server
[B] Network
[C] Communication Server
[D] Print Server
129. Which of the following allows LAN users to share computer programs and data?
[A] File Server
[B] Network
[C] Communication Server
[D] Print Server
सही उत्तर: File Server
व्याख्या: File Server साझा डेटा और प्रोग्राम तक पहुंच प्रदान करता है।
Correct Answer: File Server
Explanation: A file server allows LAN users to share files, data, and programs.
130. Computer और Keyboard के बीच Communication में किस प्रकार का Transmission होता है?
[A] Half-Duplex
[B] Full-Duplex
[C] Simplex
[D] Automatic
130. What type of transmission is involved in communication between a computer and a keyboard?
[A] Half-Duplex
[B] Full-Duplex
[C] Simplex
[D] Automatic
सही उत्तर: Simplex
व्याख्या: Keyboard से डेटा केवल Computer की ओर जाता है।
Correct Answer: Simplex
Explanation: In simplex transmission, data flows only in one direction.