Coding & Decoding Class Notes PDF

Summary

These class notes cover coding and decoding techniques, suitable for preparation for various competitive exams, such as SSC (Staff Selection Commission) exams. The document includes practice questions with detailed explanations. Topics include letter coding, number coding, and other reasoning-based problems.

Full Transcript

# CODING - DECODING ## REASONING CLASS NOTES ### LADAKH SSC - **STAFF SELECTION COMMISSION** - CGL - COMBINED GRADUATE LEVEL EXAMINATION - CHSL - COMBINED HIGHER SECONDARY LEVEL - MTS - MULTI-TASKING STAFF - MATHEMATICS by DEEPAK VAIRAGI SIR ### LETTER CODING #### Q.1 +1 +1 +1 +1 HAND ↓↓↓ I B E...

# CODING - DECODING ## REASONING CLASS NOTES ### LADAKH SSC - **STAFF SELECTION COMMISSION** - CGL - COMBINED GRADUATE LEVEL EXAMINATION - CHSL - COMBINED HIGHER SECONDARY LEVEL - MTS - MULTI-TASKING STAFF - MATHEMATICS by DEEPAK VAIRAGI SIR ### LETTER CODING #### Q.1 +1 +1 +1 +1 HAND ↓↓↓ I B E SILK = ? TJML Ans. * Analogy (समानता / समरूपता) के form में HAND: IBOE :: SILK : ? TJML Ans. #### Q.2 +1+1+1+1 +1+1+1+1 HAND SILK ↓↓↓ EOBI LM JT ② Reverse +1,+2,+3 -1,-2,-3 #### 3 +1+1+1+1 HAND BIEO +1+1+1+1 SILK Xx JT LM ③ Cross #### * Practice #### 4 WRITE ↓ ↓ ↓ V A H S D 1-1- 1-1-1- MIGHT = ? ↓↓↓↓↓ L H F G S Ans. #### 5 +2+2+2+2 +2 CHAIR ↓↓↓↓↓ E J C T -3-3-3-3-3 19 8 25 1 13 +2+2+2+2 +2 TABLE=? ↓ ↓↓. V C Nu Ans. #### 6 -3-3 -3-3-3 SHYAM JXVEP 10 24 22 5 16 PINKU 16 9 14 11 21 18 8 11 RHK FM Ans. #### Q.7 13 15 20 8 5 18 19 MOTHERS ↓ ↓ ↓ ↓ ↓ ↓ ↓ O L V E G O U ↓↓ 15 12 22 5 7 15 21 12-3+2-3+2 +2-3+2-3+2 BROUGHT₂= +2-3+2-3+2-31 ↓↓↓↓↓↓ 4 15 17 18 9 5 22 DOQRI5V Ans. #### Q.8 16 18 1 13 PRAMO ↓↓↓↓ SODJR 19. 15 4 10 18 1 +3 -3 +3 -3 +3 -3 KESHAV 1 11 5 19 8 1 22 +3 -3 +3 -3 +3-3 ↓↓↓↓ ↓↓ = ? 14N 28 22V 5E 4D 195 Ary. #### 9.9. 3 8 6 1 CHAIR OFXEZ 18 20 1 2 12 5 TABLE=? 24 5 26 -3 -3 -3 15 6 -3 -3 -3 -3 -3-3 2 9 25 24 17 B I Y X Q Ans. #### 9.10 4 1 DANCER لا Xxx DGEPSF 14 3 5 18 4 7 5 16 19 6 +3 +3 +3 +3 +3 +3 +3 +3 +3 +3 +3+3 PUBLIC = ? 16 24 2 12 93 24 19 14 4 4 10 XS ND DJ And. #### 9.11 18 1 RAIL ↓ KCTN 11 3 20 14 ↓ 12 READ = ? 18 5 1 4 42 +2 +2 (+2) +2 +2 +2 +2 37 206 CUTF Ans. #### 9.12 22 1 19 20 21 VA U ↓↓ ↓↓ WC I 2 23 3 22 24 26 +1 +2 +3 +4 +5 STAIR = ? +1 +2 +3 +4 +5 ↓↓ T ↓↓ DMW ANS. #### 9.13. 9 14 4 9 1 14 INDIAN ↓ S W L I P U S ↓↓↓↓↓↓ 19 23 12 16 7 19 20 5 13 16 12 5 TEMPLE +10 +9 +8 +7 +6 +5 = ? 30 14 21 23 18 10 +10 +9 +8 +7 +6 +5 D NU WR J Ans. #### 9.14. -1-2+3+4+5-1-2 22 5 14 20 21 18 5 VENTURE لا K لا X C U Z X Q Q 3 21 26 24 17 3 17 -1-2 +3 +4.15-1-2.. PAINTER =? 16 1.9 14 20 5 18 25 15 25.18 12 16 4 YO YRLPD AT #### 9.15 MOTHERS = SREHTOM BROUGHT = ? THUIVORB Ans. ### POSITION BASED QUESTION - न ही कुछ + होगा और न ही - होगा। - सिर्फ letter का Position Change हुआ रहता हैं। #### 9.16 DISTRIBUTION| SUBSTITUTION =? IRTSIDNOITUB ITSBUS NOITUT Ans. #### 9.17 HUMIDITY = VHIMIDTY POLITICS = ? OPILITCS Ans. #### Q.18 MANUFACTURE | ELECTRONICS=? AMFUNUTCARE LETCE INORCS Ang #### 9.19 BREAK THROUGH : | SUBSTITUTION = ? EAOUHRBRUHKT 25ㅜㅜ 63 .25 4163 BS TI TU SUONTI AN #### 8.20 PHYSICS CHI PSSY Alphabetical Series में arrange हो गया हैं। HISTORY = ? 8 919 201518 25 89 15 18 19 20 25 HIORSTY Ans. ### OPPOSITE QUESTION - opposite Aphabet का Sum हमेशा 27 होता है। #### 1 A ← Z(26) 1+26 = 27 opposite Aphabet का Sum हमेशा 27 होता है। #### 2 B Y (25) 2+25 = 27 #### 3 C ← X(24) 3+ 24 = 27 #### 9 I ← R(18) 9+18 = 27 #### * Opposite Alphabet याद करने की Trick. - A-Z - B-y (Bye) - C-x (Six) - D-W (Dew) - E-V (Evening) - F-U (Four) - U-T (U.T. Road) - H-S (High School) - I-R (Indian Railway) - J-Q (Jungle Queen) - K-P (kampur) - L-O (Love) - M-N (man) #### 9.21 KING PRM T opposite है। RAIL IZ RO Ans. #### Q.22 HAND SZM W → opposite हैं। SILK = ? HROP And. #### Q.23 Find odd one out? a) HS b) kpc) जт, укс सभी एक दुसरे के opposite हैं। #### 9.24 HAND Wলই'S SI LK = ? POR.HAns. #### Q.25 ORANGE ↓ ZYXUTN GRAPES ↓ TYX R VL APPLE = ? ↓↓↓↓ XRRSV Ans. (6) common #### 9.26. KITE UVWX NEXT 2 x y W TENT ↓↓↓↓ = ? W X z w Ans. Common Coding * जब Exam में question आएगा तो देखते ही कैसे पहचानेगें कि कौन - सा logic लगेगा ? तो सबसे पहले सोचना है - - 1 Position 1-2 sec - 2 opposite 1-2 sec - 3 Common 1-2 sec - ④ Forward - ⑤ Reverse - (6) Cross ### ILLOGICAL QUESTION #### 9.27. TSAE: TSEW :: HTRON:? SOUTH Ans East west North #### 9.28 YLEAR: TELA :: DLCO: ? HOT Ans. Early (Late) (Cold) #### 9.29 S, M, T, W, ?T F. S کے ↓↓↓ Sunday Monday Tue Wed Thursday sat. Fri #### 01:30 I, V, x, ? C, D, M 1510 50 100 500 1000 Roman No. ### NUMBER CODING #### 9.1 3+1+20 CAT 19+1+4 SAD SHE 19+8+5 = 24 Addition = こ 24 ? 32 Ans. #### 9.2 4+5+5+16 DEEP = 60←30x2 18+1+2+9+20 RABIT = 100←50×2 Addition x Constant Variable 8+1+9+18 HAIR = ? 36x2 = A2 Ans. #### 9.3 23=55후 E 8 15 20 5 12 HOTEL = 12' 8+15+20+5+12 = 60 5 No. of 12+1+13+2 LAMB letters. = ? 28 = 7 Ans. 4 7b) 8 c) d). 10 Add÷ Costant Variable #### 9.4 KITES = 2 No. of vowels. Add Add x n C V xn Constant Variable MONDAY = 2 AIR = 2 SUNDAY = ? 2 ANS. No. of letters. No. of vowels No. of Consonant #### 9.5. 7+12 20 15 To 13 26 M my 8 5 HE Sv 19+22 = = = لا 19 opposite का Sum 16 Opp. का सम ? 41 Ans. To GL 7+12 My NB 14+2 #### 2.6 26 9 16 2.6 = ① First pattern (ⅰ) Add (ⅱ) Add xn (iv) opp. Add C (v) opp. Add xn V (iii) Add÷nc (vi) opp. Add ÷1 ZIP = 198 ZIP = 198 ARK ZAP = 246 MAP = ? (324) Ans. NZK 14+26+11 51x6=306 306+18 1+18+11 = 30×6=180 180+18) = 198 ZAP = 246 AZK 1+26+11 = 38X6=228 228+18) = 246 #### 9.7 X2+1 3 14 5 CNE -7-29-11 BOLT =? 2 15 12 20 ↓↓↓↓ 5-31-25-41 Ans. #### 9.8 23 15.18 11 WORK 4-12-9-16 LIP D DONE = ? WL MV 23-12-13-22 Ans. #### 9.9 23 15 18 11 WORK ↓↓ 5 692 个个个个 2+3 LOVE 12 15 22 5 ↓↓↓ = ? 1+5 1+8 +15 Ans. 1 3645 2+2 #### 9.10 11 4 10 17 1+7) K DJ Q 814 110 16 18 13 20 P R M T = 2 1+6 1+8 1+3 2+0 4 HI 2 16 Ans. 49 #### Q.11 +1 +1 ↓ +1 +1 EST ↓ Vowels Number Consonants => +1 ACID = ? A Ans. AEI OU 12345 #### 9.12 No. of Vowel MANAGER = ③4 No. of Consonants DIRECTOR = 35 ASSISTANT = 36 STAFF Special ques SEAT Vowel POUR Vowel →No of Vowels → No. of Consonants = ? 14 Ans. SBI PO Mains SEAT GOT →(5) (15) (15) (5) Vowel → (5) (10) (5)← Same है। ONE (0) (5) (0) DEEP- POUR - PIN - Vowel → (5) (20) (20) (5) → (5) (15) (15) (5) → (5) (10) (5). NONE NONE (5) (25) (5) (25) Vowel Book OPEN →(5) (20) (20) (5) (30) (5) (30) (5) (0) (5) (0) ATE РАGЕ (5) (25) (5) (25) UNIT (30) (5) (30) (5) 1. DATA = ? (5) (25) (5) (25) 3. AGED = ? Vowel 2. SP = ? (5) (10) (5) Vowel vowel (30)(5) (30) (5) ④DOS = ? Vowel (5) (25) (5) (25) #### Q. निचे एक जोड़ दिया गया है। जिसका प्रत्येक अक्षर एक अंक विशेष का परिचालक हैं। लेकिन कोई भी अक्षर 3 तथा 4 का परिचालक नहीं हैं। +1 9 0 = M WHOM +1A MOD 1 = A 2 = N 5 = D AMEND 1 0 6=0 7 = H H+1=E 8 = E M+D = D 9 = W Max Carry = 1 #### 3. Mixed Coding. - old All Exam - New Bank #### 9.1. How are you = nee lin fu are you there = tin se nee (i) How = ? fu (ii) there = ? se (iii), are = ? nee या tin (iv) you = ? nee 21 tin are/you = nee/tin #### 02 She is good = 125 Lis he bad = 579 qre We (good) = 284 (ⅰ) She = ? 1 4/8 7/9 = = 78/98/74/34 (ii) We bad = ? 87/89/47/49 A) 98 8) 79 c) 36 98 (iii) We = ? 4/8 A) 2 B)8 c)4 D) 4/8 4/8 7/9 (iv) are he go = ?? is 5 good2 She 1 he/bad7/9 are/we→8/4 depends on option A) 369 B) 8725) 378 D) 136 #### 9.3 Men in Black = $ % # Black diamond Gold = %@ diamond Rose Gold = @© A ⅰ) Rose = ? ii) Pink Rose Gold New ★ @10 C A) @ © * * @ α c) aby Οι αδ ☆ Black %. Rose → Men/en→ $/# diamond/gold/@ #### 9.4 [economics is not (money) = [ka] @@ ho go kala demand and Supply leconomics) = mo ta Palke money makes only Part = {zi) @ ne ki demand makes Supply economics) = Ezi mo ka ta ⅰ) makes = ? Azi B) la c) ne D) ki 1ⅱ) Money = ? Ala B) zi c). ne Djki E) CND (iii) Supply = ? 1 economics = ka money = la demand/supply = molta and " Pa Makes. = zi Only/Part = ne/ki LA) Molta B) mo c) ta D) Pa E) CND molta ne/ki New word (iv) demand only more Axi ne mo B) mo zi ne c) ki ne mo E) xi ka la New D) Mo zi ki Pa la (V) Work and money A) Pa la tu c) mo la pa B) Pa ga la D) tu la ne #### 9.1 If Red means yellow; लाल मतलब पीला (Yellow) means Blue ; पीला मतलब ब्लू ← Just before ठीक पहले वाला Ans. होगा 1 Blue means Orange; ब्लू मतलब नारंगी Orange means Green; नारंगी मतलब हरा Green means Red. हरा मतलब लाल 9. What is the Colour of clear Sky? Blue तब खुले आसमान का रंग क्या होगा ? Ans: yellow Colour of Blood? Red Ans Green #### 92 If Red is called yellow; यदि लाल को पीला कहा जाए तुरंत बाद 1 Yellow is Called Blue ; पीलें को नीला कहा जाए; Blue is called Orange; नीले को नारंगी कछ जाए Orange, is Called Green; नारंगी को हरा कहा जाए Just After, Green is Called Red हरे को लाल कहा जाए। Q. what is the Colour of clear Sky? Blue तब खुले आसमान का रंग क्या होगा ? Ans orange. Colour of Blood? → Red: Ans. Yellow * अगर question में means (का अर्थ / मतलब) हो तो, Answer ठीक पहले वाला होगा। और question में Called (कहा जाए) हो तो Answer ठीक बाद वाला होगा। या Mens (का अर्थ / मतलब) के अलावा कुछ भी हो And. ठीक बाद वाला होगा । #### 91 In a Certain Code language - Diverse (Place) with beliefs = C6F (04F V31 A6T - Then Forming an Alliance = S30 EGH. Z10 271 - Well humans Coming across = V3M) GST BSH ZET - Light Years Would they = K4U X4T V4E S3Z 4 ! = 7-1 5-1 4-1 7-1 VỚI ACT (5 -1 Place +1 4 11 →5-1=4 +1 7 9.1, Version=? 9.2 +1 -1 UGM + Ans. ↓ 7-1=6 02 Bad H 1- AZE Ans. #### 9.2 Carlier in the last m 20 f 12 U = 12#U (20@F) 9*0 5^S. L T I E Money Should not be = 13$2 2*F14@U 19%E N top" decision making body = 2#Z 13% H 440 (20@Q 20@Q 15 Q1. Brief = ? ↓ +1 2$ G Ans: Q2 Reason ⑥ = ? ↓ ↓+1 18% 0+1 3 2 = * 8=& The 3 = @ ↓ 20@F 4=# 5=$ 6=% 7=^ #### 9.3. Who Claimed form government = 0% 7 V%14 Y*23 E*12 3 10 7 (the) Support legislator massive = 0*22 Popy 1*7 (H*22 Won the test with = E%19 H%7 (H*22) E*13 DM +IE 13 (1) Message = ? 5 3 = = * +1H 7 S 19 The opp H*22 % N ☑ ↑+1 +1( 0*22 Ans. (G) odd even #### Q.4 5 given time Simple Plane = @E4&E5% N5 #E6 8 5 5 5 tired (Solution) Plant great = #NB @D5 %T5 & T5 #K4 fick Point good turn = #K4 %D4 @N4 &T5 Jarden Sister phone team = &E5 #R6 %NG@M4 #R6 6 (1) PIYUSH = ? 846 Ans. (4 (ⅲ) (ii) NEHA = ? depends on option ←? A4 1) # A4 2) @ A4 3) & A4 4)%A4 A4 8 Solution tired S→# #N8 @D5 ✓ P& T→@ 6% #### 9.5 Login Carrerwill and Scroll = &3d @61*5n%101 Scroll for sbi exam = @61 @3e $3r #4m @54 Study exam related notes = #4m@5y)!7d =55. 3 read notes get job = +3b14d = 58 %3 6 Q. (1) School = ? 9:6 @6l An 11 n== S=@ r = ! l = * J = % C = % J = + a = & F = $ e= # Bib Wrong message being Sent = 17 Zwg VR7 V6 Actors Copying idiots = ZLO RL RRLO +2 +2 +2 People Split personality = VVL® RAZVRL (13) 12 (i) notification = ? ZRRRLL14 Ans. ⑤ +2 Split People +2 REVEL 8K Vowels को Alphabetical opposite कर रहे हैं। और पहले छोटे letter का oppostive फिर बड़े letter का opposite. #### BINARY - Computer - [0,1] Binary Numbers. - - - - - - 64 32 16 8 4 2 1 - - - - - 1 1 1 = 3 - 1 0 1 = 5 - 1 1 0 0 = 12 - 1 1 1 1 = 15 - 1 0 1 0 1 = 17 - 16 8 4 2 1 - 1 1 1 0 1 = ? - 16+8+4+1 = (29) - 32 16 8 4 2 1 - 1 1 1 0 1 1 = ? - 32+16+8+2+1 = (59 - 0→・ - 1→ * - 2→ ** - 3→ *** - 4→ **** - and So on - (***) (**) = ? - A) ***** - B) *** - C) *...** - D) **..* - E).*.*. - - . - _ - . • - O - * - ㅇㅇ - 2 - 3 - 4 - (**) (***) - (111) (11) - 10101 - -16 8 4 21 - ⇒111 - ③ 11 - 7×3=(21

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