Tiêu đề ICT Chapter 3 Practice Sheet with Solution.pdf ✅

msL ̈v c×wZ I wWwRUvj wWfvBm  HSC Preparation 1 msL ̈v c×wZ I wWwRUvj wWfvBm Z...Zxq Aa ̈vq Number System and Digital Devices Topicwise CQ Trend Analysis †evW© mKj XvKv ivRkvnx Kzwgjøv h‡kvi PÆMÖvg ewikvj wm‡jU w`bvRcyi gqgbwmsn 2023 2 2 2 3 2 2 2 2 2 2022 2021 K‡ivbv gnvgvwii Kvi‡Y GBPGmwm cixÿv AbywôZ nqwb| 2020 2019 2 2 2 2 2 2 2 2 2018 mw¤§wjZ †evW© (2 †mU): 4 2017 2 2 2 2 2 2 2 1 *we.`a.: 2020 mv‡j GBPGmwm cixÿv AbywôZ nqwb| ACS ICT Department Gi g‡bvbxZ m„Rbkxj cÖkœ DËi 1| iwb Ges Rwb Gev‡ii GKz‡ki eB‡gjv †_‡K h_vμ‡g (346)8 Ges (10110110)2 UvKvi eB wK‡b‡Qb| [Xv. †ev. Õ23] (K) ASCII †KvW Kx? (L) Ò†Kv‡WW †WUv‡K Avb‡Kv‡WW †WUvq iƒcvšÍi Kiv m¤¢e|ÓÑ e ̈vL ̈v Ki| (M) DÏxc‡Ki iwb Ges Rwb †gvU KZ UvKvi eB wK‡bwQj Zv †Wwm‡gj c×wZ‡Z wbY©q Ki| (N) DÏxc‡Ki `yBR‡bi g‡a ̈ †K †ewk g~‡j ̈i eB wK‡bwQj Zv 2 Gi cwic~iK c×wZ‡Z wbY©q Ki| mgvavb: (K) ASCII (American Standard Code for Information Interchange) n‡jv GKwU 7/8 we‡Ui AvjdvwbD‡gwiK †KvW hv Kw¤úDUvi I BbcyU/AvDUcyU wWfvB‡mi g‡a ̈ Z_ ̈ ̄’vbvšÍ‡i e ̈eüZ nq| (L) †Kv‡WW †WUv‡K Avb‡Kv‡WW †WUvq iƒcvšÍi Kiv m¤¢e| †Kv‡WW †WUv‡K Avb‡Kv‡WW †WUvq iƒcvšÍi Ki‡Z GKwU wW‡KvWvi wWfvB‡mi cÖ‡qvRb nq| wW‡KvWvi Ggb GKwU B‡jKUawbK hš¿ ev wWfvBm hv Kw¤úDUv‡ii †evaMg ̈ fvlv‡K gvbyli †evaMg ̈ fvlvq iƒcvšÍi K‡i| wW‡KvWv‡i BbcyU msL ̈v n n‡j Zvi AvDUcyU msL ̈v = 2 n n‡e Ges AvDUcyU jvB‡b †h †Kv‡bv AvDUcyU 1 n‡j evwK me AvDUcyU 0 cvIqv hv‡e| AvDUcyU Ae ̄’v me©`v BbcyU Ae ̄’vi Dci wbf©ikxj| (M) iwe eBwU wK‡bwQj = (346)8 UvKvi AZGe, iwb eBwU `kwgK UvKvq wK‡bwQj = 3 × 8 2 + 4 × 8 1 + 6 × 8 0 = (230)10 UvKvi Avevi, Rwb eBwU wK‡bwQj = (10110110)2 UvKvi myZivs Rwb eBwU `kwgK ev †Wwm‡gj UvKvq wK‡bwQj = (1 × 2 7 ) + (0 × 2 6 ) + (1 × 2 5 ) + (1 × 2 4 ) + (0 × 2 3 ) + (1 × 2 2 ) + (1 × 2 1 ) + (0 × 2 0 ) = (182)10 AZGe Rwb I iwb †gvU eB wK‡bwQj = (230 + 182)10 = (412)10 UvKvi| (N) Rwb eB wK‡bwQj = (10110110)2 = (182)10 [ÔMÕ n‡Z] iwb eB wK‡bwQj = (346)8 – (230)10 [ÔMÕ n‡Z] AZGe, evBbvwi msL ̈v c×wZ‡Z iwbi †Kbv eB 2 380 LSB MSB 2 115 – 0 2 57 – 1 2 28 – 1 2 14 – 0 2 7 – 0 2 3 – 1 2 1 – 1 0 – 1 = (11100110)2 GLb Rwbi wKbv eB wQj = (10110110)2  2 Gi cwic~iK, Rwbi †Kbv eB = 10110110 1 Gi cwic~iK = 01001001 2 Gi cwic~iK = †hvM (+) 1 (Ñ 182)10 = 01001011 AZGe iwb †ewk wK‡bwQj, 11100110 01001010 1 00110000 GLv‡b cÖ_g 1wU Ifvi‡d¬v wnmv‡e i‡q‡Q| A_©vr, iwb †ewk wK‡bwQj = (00110000)2 = (48)10 UvKvi eB| 2| F = A – BC + AB – C + ABC – + ABC [Xv. †ev. Õ23] (K) KvD›Uvi Kv‡K e‡j? (L) ÔevBbvwi I wewmwW GK bq|Õ Ñ e ̈vL ̈v Ki| (M) DÏxc‡K cÖ`Ë jwRK dvskbwUi mZ ̈K mviwY •Zwi Ki| (N) DÏxc‡K cÖ`Ë mgxKiYwUi mijxK...Z gvb ïay b ̈vÛ †MU w`‡q ev ̄Íevqb Ki| mgvavb: (K) KvD›Uvi n‡jv Ggb GKwU wmKz‡qwÝqvj mvwK©U hv G‡Z †`Iqv BbcyU cvj‡mi msL ̈v ̧Y‡Z cv‡i|