[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.

251. Modem का पूरा नाम क्या है?

[A] Modulator Demodulator

[B] Modern Demodulator

[C] Module Decoder

[D] Modified Decoder

251. What is the full form of Modem?

[A] Modulator Demodulator

[B] Modern Demodulator

[C] Module Decoder

[D] Modified Decoder

सही उत्तर: Modulator Demodulator

व्याख्या: Modem Analog और Digital Signals के बीच Conversion करता है।

Correct Answer: Modulator Demodulator

Explanation: Modem stands for Modulator Demodulator.

252. Repeater का मुख्य कार्य क्या है?

[A] Routing

[B] Signal Regeneration

[C] Data Encryption

[D] Address Translation

252. What is the primary function of a Repeater?

[A] Routing

[B] Signal Regeneration

[C] Data Encryption

[D] Address Translation

सही उत्तर: Signal Regeneration

व्याख्या: Repeater कमजोर Signal को पुनः मजबूत बनाता है।

Correct Answer: Signal Regeneration

Explanation: A repeater regenerates weak signals.

253. कौन-सा Device Broadcast Signal को सभी Ports पर Forward करता है?

[A] Router

[B] Switch

[C] Hub

[D] Bridge

253. Which device forwards broadcast signals to all ports?

[A] Router

[B] Switch

[C] Hub

[D] Bridge

सही उत्तर: Hub

व्याख्या: Hub आने वाले Data को सभी Ports पर भेजता है।

Correct Answer: Hub

Explanation: A hub forwards incoming data to all ports.

254. कौन-सा Device Collision Domain को विभाजित करता है?

[A] Hub

[B] Repeater

[C] Switch

[D] Modem

254. Which device separates collision domains?

[A] Hub

[B] Repeater

[C] Switch

[D] Modem

सही उत्तर: Switch

व्याख्या: Switch प्रत्येक Port के लिए अलग Collision Domain बनाता है।

Correct Answer: Switch

Explanation: A switch creates a separate collision domain for each port.

255. RJ-45 Connector मुख्य रूप से किस Cable में उपयोग होता है?

[A] Coaxial Cable

[B] Fiber Optic Cable

[C] Twisted Pair Cable

[D] Serial Cable

255. RJ-45 connector is mainly 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 Ethernet Networking में प्रयुक्त होता है।

Correct Answer: Twisted Pair Cable

Explanation: RJ-45 is commonly used with twisted pair Ethernet cables.

256. UTP का पूरा नाम क्या है?

[A] Unshielded Twisted Pair

[B] Universal Twisted Pair

[C] United Twisted Pair

[D] Unshielded Transfer Pair

256. What is the full form of UTP?

[A] Unshielded Twisted Pair

[B] Universal Twisted Pair

[C] United Twisted Pair

[D] Unshielded Transfer Pair

सही उत्तर: Unshielded Twisted Pair

व्याख्या: UTP Networking में सबसे अधिक उपयोग की जाने वाली Cable है।

Correct Answer: Unshielded Twisted Pair

Explanation: UTP stands for Unshielded Twisted Pair.

257. STP का पूरा नाम क्या है?

[A] Shielded Twisted Pair

[B] Standard Twisted Pair

[C] Secure Twisted Pair

[D] Shield Transfer Pair

257. What is the full form of STP?

[A] Shielded Twisted Pair

[B] Standard Twisted Pair

[C] Secure Twisted Pair

[D] Shield Transfer Pair

सही उत्तर: Shielded Twisted Pair

व्याख्या: STP Cable में अतिरिक्त Shielding होती है।

Correct Answer: Shielded Twisted Pair

Explanation: STP stands for Shielded Twisted Pair.

258. Fiber Optic Cable में Data किस रूप में Travel करता है?

[A] Electrical Signal

[B] Radio Signal

[C] Light Signal

[D] Magnetic Signal

258. In Fiber Optic Cable, data travels in the form of?

[A] Electrical Signal

[B] Radio Signal

[C] Light Signal

[D] Magnetic Signal

सही उत्तर: Light Signal

व्याख्या: Fiber Optic Cable प्रकाश संकेतों का उपयोग करती है।

Correct Answer: Light Signal

Explanation: Fiber optic cables transmit data using light signals.

259. कौन-सी Cable सबसे अधिक Bandwidth प्रदान करती है?

[A] UTP

[B] STP

[C] Coaxial

[D] Fiber Optic

259. Which cable provides the highest bandwidth?

[A] UTP

[B] STP

[C] Coaxial

[D] Fiber Optic

सही उत्तर: Fiber Optic

व्याख्या: Fiber Optic Cable उच्च गति और अधिक Bandwidth प्रदान करती है।

Correct Answer: Fiber Optic

Explanation: Fiber optic cable offers the highest bandwidth.

260. Network Interface Card (NIC) का मुख्य कार्य क्या है?

[A] Routing

[B] Network Connection प्रदान करना

[C] Encryption

[D] Data Compression

260. What is the primary function of a Network Interface Card (NIC)?

[A] Routing

[B] Provide network connectivity

[C] Encryption

[D] Data Compression

सही उत्तर: Network Connection प्रदान करना

व्याख्या: NIC Computer को Network से जोड़ता है।

Correct Answer: Provide network connectivity

Explanation: NIC enables a computer to connect to a network.