[Internet and Neworking MCQS ]
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[ Internet and Neworking MCQS ]
Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.
161. _______ framing में character-oriented और bit-oriented protocols होते हैं
[A] Fixed-size
[B] Variable-size
[C] Standard
[D] None of the above
161. _________ framing uses two categories of protocols: character-oriented and bit-oriented
[A] Fixed-size
[B] Variable-size
[C] Standard
[D] None of the above
सही उत्तर: B
व्याख्या: Variable-size framing में दो प्रकार के protocols होते हैं
Correct Answer: B
Explanation: Variable-size framing uses both types
162. ________ framing में frame boundaries define करने की आवश्यकता नहीं होती
[A] fixed size
[B] variable size
[C] standard
[D] none of the above
162. In __________ framing, there is no need for defining the boundaries of frames
[A] fixed size
[B] variable size
[C] standard
[D] none of the above
सही उत्तर: A
व्याख्या: Fixed-size framing में boundaries पहले से fixed होती हैं
Correct Answer: A
Explanation: Fixed-size framing does not require boundary definition
163. Signal strength loss किस प्रकार की transmission impairment है?
[A] Attenuation
[B] Noise
[C] Distortion
[D] Decibel
163. ________ is a type of transmission impairment in which signal loses strength due to different propagation speeds
[A] Attenuation
[B] Noise
[C] Distortion
[D] Decibel
सही उत्तर: C
व्याख्या: Distortion में signal shape बदल जाता है
Correct Answer: C
Explanation: Distortion occurs due to propagation differences
164. Wavelength किस पर निर्भर करता है?
[A] Frequencies of the signal
[B] Medium
[C] Phase of the signal
[D] (a) and (b)
164. The wavelength of a signal depends on the ________
[A] Frequencies of the signal
[B] Medium
[C] Phase of the signal
[D] (a) and (b)
सही उत्तर: D
व्याख्या: Wavelength frequency और medium दोनों पर निर्भर करता है
Correct Answer: D
Explanation: Depends on frequency and medium
165. A ______ sine wave useful नहीं होता, हमें ______ signal चाहिए
[A] composite; single-frequency
[B] single-frequency; composite
[C] single-frequency; double-frequency
[D] none of the above
165. A ______ sine wave is not useful in data communications; we need to send a ______ signal
[A] composite; single-frequency
[B] single-frequency; composite
[C] single-frequency; double-frequency
[D] none of the above
सही उत्तर: B
व्याख्या: Communication में composite signal उपयोग होता है
Correct Answer: B
Explanation: Composite signal is required
166. 0.001 second period वाले signal की frequency क्या होगी?
[A] 1 Hz
[B] 100 Hz
[C] 1 KHz
[D] 1 MHz
166. A periodic signal completes one cycle in 0.001 s. What is the frequency?
[A] 1 Hz
[B] 100 Hz
[C] 1 KHz
[D] 1 MHz
सही उत्तर: C
व्याख्या: Frequency = 1/period = 1000 Hz = 1 KHz
Correct Answer: C
Explanation: Frequency is 1 KHz
167. Multiple access method क्या है?
[A] Random access
[B] Controlled access
[C] Channelization
[D] none of the above
167. _________ is a multiple-access method in which bandwidth is shared in time, frequency or code
[A] Random access
[B] Controlled access
[C] Channelization
[D] none of the above
सही उत्तर: C
व्याख्या: Channelization में bandwidth time/frequency/code में share होती है
Correct Answer: C
Explanation: Channelization shares bandwidth using time/frequency/code
168. _________ में प्रत्येक स्टेशन जब भी उसके पास frame भेजने के लिए होता है तब frame भेज देता है
[A] pure ALOHA
[B] slotted ALOHA
[C] both (a) and (b)
[D] neither (a) nor (b)
168. In _________ each station sends a frame whenever it has a frame to send
[A] pure ALOHA
[B] slotted ALOHA
[C] both (a) and (b)
[D] neither (a) nor (b)
सही उत्तर: A
व्याख्या: Pure ALOHA में स्टेशन किसी भी समय frame भेज सकता है
Correct Answer: A
Explanation: In Pure ALOHA, frames are sent anytime
169. IPv6 address में _________ bytes (octets) होते हैं
[A] 4
[B] 8
[C] 16
[D] none of the above
169. An IPv6 address consists of _________ bytes (octets)
[A] 4
[B] 8
[C] 16
[D] none of the above
सही उत्तर: C
व्याख्या: IPv6 address 128-bit अर्थात 16 bytes का होता है
Correct Answer: C
Explanation: IPv6 address contains 16 bytes
170. Virtual packet switching network में source और destination के बीच fixed path कब स्थापित होता है?
[A] Before the transmission of packets
[B] After the transmission of packets
[C] During the transmission of packets
[D] All of the above
170. When does the fixed path get established between source and destination in virtual packet switching network?
[A] Before the transmission of packets
[B] After the transmission of packets
[C] During the transmission of packets
[D] All of the above
सही उत्तर: A
व्याख्या: Virtual circuit packet switching में path पहले से establish किया जाता है
Correct Answer: A
Explanation: Path is established before transmission