PDF Google Drive Downloader v1.1


Báo lỗi sự cố

Nội dung text অধ্যায় ২ কমিউনিকেশন সিস্টেমস ও নেটওয়ার্কিং with solve.pdf



KwgDwb‡Kkb wm‡÷gm I †bUIqvwKs  FRB ICT Practice Sheet..............................................................................................3 Rhombus Publications M DÏxc‡K DwjøwLZ †K›`axq wWfvBmwU n‡jv myBP| myBP GKwU eû †cvU©wewkó †bUIqvK© wWfvBm hvi gva ̈‡g †bUIqv‡K©i g‡a ̈ mvf©vi, IqvK©‡÷kb Ges wewfbœ †cwi‡divj wWfvBmmg~n mshy3 _v‡K| myB‡Pi gva ̈‡g †cÖiK Kw¤úDUvi †_‡K wmMb ̈vj wbw`©ó cÖvcK Kw¤úDUv‡i †cÖiY Kiv hvq| myBP †Kv‡bv ms‡KZ‡K eaWKv÷ K‡i bv| msNl© Gov‡bvi Rb ̈ cÖwZwU Kw¤úDUv‡ii MAC (Media Access Control) A ̈v‡Wam e ̈envi K‡i ïay wbw`©ó †cv‡U© wmMb ̈vjwU cvVvq| GQvov, `ye©j ms‡KZ‡K A ̈vgwcødvB (ewa©Z) K‡i MšÍe ̈ Kw¤úDUv‡ii †cv‡U© †cÖiY K‡i| myB‡P †cv‡U©i msL ̈v 8, 16, 24 †_‡K 48 ch©šÍ n‡q _v‡K| G‡Z †WUv wdëvwis A_©vr cÖK...Z wmMb ̈vj †_‡K b‡qR wmMbvj ev` †`qv hvq| Z‡e e ̈envi wKQzUv RwUj| GKwU myBP w`‡q GKwU LAN ˆZwi Kiv hvq| GKvwaK LAN ˆZwi m¤¢e bq| N DÏxc‡K DwjøwLZ U‡cvjwR n‡jv ÷vi I †gk U‡cvjwR| Gi g‡a ̈ †gk U‡cvjwR e ̈envi myweavRbK| ÷vi U‡cvjwR‡Z wewfbœ wWfvBm GKwU †K›`axq nve ev myB‡Pi gva ̈‡g ci ̄úi hy3 _v‡K| G‡ÿ‡Î ms‡KZ cÖevn wØgyLx| GB U‡cvjwR‡Z †Kv‡bv As‡k mgm ̈v †`Lv w`‡j Zv Avjv`vfv‡e kbv3 Kiv m¤¢e nq| d‡j †Kv‡bv †bvW bó n‡jI †bUIqvK© mPj _v‡K Ges †h‡Kv‡bv mg‡q bZzb †bvW hy3 Kiv hvq| Z‡e nve ev myBP bó n‡j m¤ú~Y© †bUIqvK© bó n‡q c‡o| GQvov †bUIqvK©fz3 wWfvBm ̧‡jvi ci ̄ú‡ii g‡a ̈ †WUv Av`vb cÖ`vb m¤¢e nqbv| Aciw`‡K †gk U‡cvjwR‡Z GKwU Kw¤úDUvi †bUIqvK©fz3 Ab ̈ cÖwZwU Kw¤úDUv‡ii mv‡_ mivmwi hy3 _v‡K| G‡Z Zviv mivmwi wb‡R‡`i g‡a ̈ †WUv Av`vb cÖ`vb Ki‡Z cv‡i| d‡j †WUv UavÝwgkb AZ ̈šÍ `aæZ MwZ‡Z N‡U| cÖwZwU wWfvBm B›UviKv‡b‡±W nIqvq Zvi †ewk cÖ‡qvRb I e ̈qeûj | Z‡e †Kv‡bv ms‡hvM wew”Qbœ n‡jI †bUIqvK© mPj _v‡K †h‡Kv‡bv mgq bZzb wWfvBm hy3 Kiv hvq Ges †Kv‡bv †K›`axq wWfvB‡mi cÖ‡qvRb nq bv| ZvB, †gk U‡cvjwR e ̈envi AwaK myweavRbK| cÖkœ4 Z Y X Braided Outer Conductor B Cladding A wPÎ: 1 wPÎ: 2 (K) †MUI‡q Kx? [iv. †ev. 24] (L) †gvevBj †bUIqv‡K© wmb‡μvbvm c×wZ e ̈vcKfv‡e e ̈eüZ nqÑ eywS‡q †jL| [iv. †ev. 24] (M) DÏxc‡K wPÎ-1 Gi K ̈vejwUi MVb eY©bv Ki| [iv. †ev. 24] (N) AwaK `~i‡Z¡ †WUv †cÖi‡Yi †ÿ‡Î DÏxc‡Ki K ̈vej؇qi g‡a ̈ †KvbwU myweavRbK? hyw3mn gZvgZ we‡kølY Ki| [iv. †ev. 24] mgvavb: K †MUI‡q GKwU †bUIqvwK©s wWfvBm| hv wewfbœ KwgDwb‡Kkb †cÖv‡UvKj Uav݇jU K‡i A_©vr GK †cÖv‡UvKj‡K Ab ̈ Av‡iK ai‡Yi †cÖv‡UvK‡ji mv‡_ mshy3 K‡i| L wmb‡μvbvm UavÝwgkb c×wZ‡Z cÖ_‡g †÷k‡bi cÖvBgvwi †÷v‡iR wWfvB‡m †WUv‡K msiÿY Kiv nq Gici †WUvi K ̈v‡i±vimg~n‡K eøK ev c ̈v‡KU AvKv‡i fvM K‡i cÖwZev‡i GKwU K‡i c ̈v‡KU UavÝwgU Kiv nq| A_©vr GB c×wZ‡Z, †WUv wbw`©ó mg‡qi e ̈eav‡b wbiew”Qbœfv‡e †cÖiY Kiv nq| †gvevBj †bUIqv‡K© wbf©i‡hvM ̈ I `aæZ †hvMv‡hv‡Mi Rb ̈ wmb‡μvbvm c×wZ e ̈vcKfv‡e e ̈eüZ nq| M DÏxc‡K wPÎ-1 Gi K ̈vejwU n‡jv †Kv-Gw·qvj K ̈vej| †Kv Gw·qvj n‡jv Ggb GK ai‡Yi K ̈vej hvi †K›`a w`‡q _v‡K GKwU mwjW Kcvi Zvi Ges ZviwU‡K wN‡i Rov‡bv _v‡K Acwievnx cøvw÷K †dv‡gi Bbmy ̈‡jkb| Bbmy ̈‡jkb †dv‡gi Pvicvk Rvj ev †bU AvK...wZi Zvi (braided) Øviv mvRv‡bv _v‡K| evB‡i cøvw÷‡Ki R ̈v‡KU _v‡K| GB Zvi `yBiKg n‡Z cv‡i| w_K‡bU I w_KwbU| w_b‡bU‡K 10 base 2 ejv nq Ges 185 wgUvi ch©šÍ †WUv cvVv‡Z cv‡i| w_K‡bU‡K 10 base 5 ejv nq Ges 500 wgUvi ch©šÍ †WUv †cÖiY Ki‡Z cv‡i| Centre core dielectric Insulator Plastic jacket Braided N wPÎ-1 n‡jv †Kv-Aw·qvj K ̈vej Ges wPÎ-2 n‡jv AcwUK ̈vj dvBevi K ̈vej| AwaK `~i‡Z¡ †WUv †cÖi‡Yi †ÿ‡Î AcwUK ̈vj dvBevi myweavRbK| †Kv-cÖw·qvj K ̈ve‡j EMI (Electro magnetic Induction) Gi Kvi‡Y †WUv UavÝwgkb †iU n«vm cvq| wKš‘ AcwUK ̈vj dvBev‡ii †ÿ‡Î B‡jK‡Uavg ̈vM‡bwUK B‡d± ev Ab ̈ †Kv‡bv wmMb ̈v‡ji cÖfve †bB| AcwUK ̈vj dvBevi e ̈env‡ii myweavmg~n n‡jv: 1. Av‡jvi MwZi mgvb MwZ nIqvq `aæZ †WUv UavÝwgU nq| 2. †ewk `~i‡Z¡I kw3 Aÿzbœ _v‡K Ges kw3 ÿq Kg| 3. AšÍiK c`v_© w`‡q ˆZwi , ZvB we`y ̈r †PФ^Kxq cÖfve gy3| 4. GKvwaK Z_ ̈ GKmv‡_ †cÖiY Kiv hvq| 5. †WUv msiÿ‡Y wbivcËv I †MvcbxqZv †ewk| 6. gv‡bi AebwZ ev Gw›UwbD‡qkb N‡U bv| cÖkœ5 wgwji evmvq wWk ms‡hvM i‡q‡Q| Zvi evmvq †Uwjwfk‡b Kxfv‡e †WUv m¤úaPvi nq Zv Zvi eo fvB Zzwnb wgwj‡K eywS‡q ej‡jv| Zzwnb wgwj‡K †bUIqvwK©s Gi Rb ̈ GK ai‡bi K ̈ve‡ji ̧iæ‡Z¡i K_v ejj hvi gva ̈‡g Av‡jvi MwZ‡Z †WUv UavÝdvi nq| (K) e ̈vÛDB_ Kx? [Kz. †ev. 24] (L) Ò†WUv eøK ev c ̈v‡KU AvKv‡i ̄’vbv ̄Íi nqÓ Ñe ̈vL ̈v Ki| [Kz. †ev. 24] (M) wgwji evmvq †WUv UavÝwgkb †gvW e ̈vL ̈v Ki| [Kz. †ev. 24] (N) DÏxc‡Ki Av‡jv‡K †bUIqvwK©s Gi Rb ̈ e ̈eüZ K ̈ve‡ji MVb I e ̈envi we‡kølY Ki| [Kz. †ev. 24] mgvavb: K cÖwZ †m‡K‡Û †h cwigvY †WUv GK ̄’vb n‡Z Ab ̈ ̄’v‡b ̄’vbvšÍwiZ nq Zv‡K e ̈vÛDB_ e‡j|

Tài liệu liên quan

x
Báo cáo lỗi download
Nội dung báo cáo



Chất lượng file Download bị lỗi:
Họ tên:
Email:
Bình luận
Trong quá trình tải gặp lỗi, sự cố,.. hoặc có thắc mắc gì vui lòng để lại bình luận dưới đây. Xin cảm ơn.