[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.
111. निम्नलिखित में से कौन-सा डिवाइस Routing Information का उपयोग करके नेटवर्कों के बीच Packet Forward करता है?
[A] Firewall
[B] Bridge
[C] Hub
[D] Router
111. Which of the following devices forwards packets between networks by processing the routing information included in the packet?
[A] Firewall
[B] Bridge
[C] Hub
[D] Router
सही उत्तर: Router
व्याख्या: Router Routing Information के आधार पर डेटा पैकेट को एक नेटवर्क से दूसरे नेटवर्क तक पहुंचाता है।
Correct Answer: Router
Explanation: A router forwards packets between networks using routing information.
112. कंप्यूटर नेटवर्क में Inter-process Communication Flow के Endpoint को क्या कहा जाता है?
[A] Port
[B] Machine
[C] Socket
[D] Pipe
112. What is the term for an endpoint of an inter-process communication flow across a computer network?
[A] Port
[B] Machine
[C] Socket
[D] Pipe
सही उत्तर: Socket
व्याख्या: Socket नेटवर्क में दो-तरफा संचार का Endpoint होता है।
Correct Answer: Socket
Explanation: A socket is an endpoint for communication between processes.
113. दो डिवाइस नेटवर्क का हिस्सा कैसे बनते हैं?
[A] दोनों डिवाइसों के Process ID समान हों
[B] एक डिवाइस का Process दूसरे डिवाइस के Process से जानकारी का आदान-प्रदान कर सके
[C] एक Process सक्रिय और दूसरा निष्क्रिय हो
[D] दोनों डिवाइसों पर Process चल रहा हो
113. How do two devices become part of a network?
[A] PIDs of the processes running on different devices are same
[B] A process in one device is able to exchange information with a process in another device
[C] A process is active and another is inactive
[D] A process is running on both devices
सही उत्तर: एक डिवाइस का Process दूसरे डिवाइस के Process से जानकारी का आदान-प्रदान कर सके
व्याख्या: नेटवर्क में डिवाइस डेटा का आदान-प्रदान करके जुड़े रहते हैं।
Correct Answer: A process in one device is able to exchange information with a process in another device
Explanation: Devices become part of a network when they can exchange information.
114. Data Link Layer किस Layer से Packet लेकर उसे Frame में Encapsulate करती है?
[A] Transport Layer
[B] Application Layer
[C] Network Layer
[D] Physical Layer
114. Which layer does the data link layer take packets from and encapsulate them into frames for transmission?
[A] Transport Layer
[B] Application Layer
[C] Network Layer
[D] Physical Layer
सही उत्तर: Network Layer
व्याख्या: Data Link Layer Network Layer से Packet प्राप्त करके Frame बनाती है।
Correct Answer: Network Layer
Explanation: The data link layer encapsulates packets from the network layer into frames.
115. निम्नलिखित में से कौन-सा Network Edge Device नहीं है?
[A] Switch
[B] PC
[C] Smartphone
[D] Server
115. Which of this is not a network edge device?
[A] Switch
[B] PC
[C] Smartphones
[D] Servers
सही उत्तर: Switch
व्याख्या: Switch एक Network Device है, Host Device नहीं।
Correct Answer: Switch
Explanation: A switch is not a network edge device.
116. कौन-सा नेटवर्क प्रकार सभी मशीनों के बीच Communication Channel साझा करता है?
[A] Anycast Network
[B] Multicast Network
[C] Unicast Network
[D] Broadcast Network
116. Which type of network shares the communication channel among all the machines?
[A] Anycast Network
[B] Multicast Network
[C] Unicast Network
[D] Broadcast Network
सही उत्तर: Broadcast Network
व्याख्या: Broadcast Network में डेटा सभी नोड्स तक भेजा जाता है।
Correct Answer: Broadcast Network
Explanation: In a broadcast network, all machines share the communication channel.
117. किस Topology में Multipoint Connection की आवश्यकता होती है?
[A] Ring
[B] Bus
[C] Star
[D] Mesh
117. Which topology requires a multipoint connection?
[A] Ring
[B] Bus
[C] Star
[D] Mesh
सही उत्तर: Bus
व्याख्या: Bus Topology में सभी डिवाइस एक ही केबल से जुड़े रहते हैं।
Correct Answer: Bus
Explanation: Bus topology uses a multipoint connection.
118. Domain Name System (DNS) को कौन Maintain करता है?
[A] Single Server
[B] Single Computer
[C] Distributed Database System
[D] None of the Mentioned
118. Which of the following maintains the Domain Name System?
[A] A Single Server
[B] A Single Computer
[C] Distributed Database System
[D] None of the Mentioned
सही उत्तर: Distributed Database System
व्याख्या: DNS एक Distributed Database System के रूप में कार्य करता है।
Correct Answer: Distributed Database System
Explanation: DNS is maintained by a distributed database system.
119. IDS/IPS में Signature का क्या अर्थ है?
[A] Normal Network Behavior
[B] Network User Authorization
[C] Electronic Signature
[D] Attack-definition File
119. When discussing IDS/IPS, what is a signature?
[A] It refers to normal baseline network behavior
[B] It is used to authorize users on a network
[C] An electronic signature used to authenticate a user
[D] Attack-definition File
सही उत्तर: Attack-definition File
व्याख्या: IDS/IPS ज्ञात हमलों की पहचान के लिए Signature Files का उपयोग करता है।
Correct Answer: Attack-definition File
Explanation: A signature is an attack-definition file used by IDS/IPS.
120. निम्नलिखित में से कौन-कौन से Gigabit Ethernet हैं?
[A] 1000 BASE-LX
[B] 1000 BASE-CX
[C] 1000 BASE-SX
[D] उपरोक्त सभी
120. Which of the following are Gigabit Ethernets?
[A] 1000 BASE-LX
[B] 1000 BASE-CX
[C] 1000 BASE-SX
[D] All of the mentioned
सही उत्तर: उपरोक्त सभी
व्याख्या: 1000 BASE-LX, 1000 BASE-CX और 1000 BASE-SX सभी Gigabit Ethernet Standards हैं।
Correct Answer: All of the mentioned
Explanation: All listed options are Gigabit Ethernet standards.