Computer Tricks for Competitive Exams (Easy Memory Methods)

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Got it 👍 Here are easy Computer exam tricks & shortcuts that really help in competitive exams (OSSSC, SSC, Banking, etc.). Save this 😄


🖥️ COMPUTER EXAM TRICKS (SMART MEMORY)

1️⃣ Characteristics of Computer

👉 S-A-D-V-A-R

  • Speed
  • Accuracy
  • Diligence
  • Versatility
  • Automation
  • Reliability

📌 Trick: “Smart And Dedicated Very Active Robot”

2️⃣ Generations of Computer

👉 V T I M A

  1. Vacuum Tube
  2. Transistor
  3. IC (Integrated Circuit)
  4. Microprocessor
  5. AI (Artificial Intelligence)

📌 Trick sentence: Very Tall Indian Man Always

3️⃣ Types of Computer

👉 A D H

  • Analog
  • Digital
  • Hybrid

📌 Hybrid = Analog + Digital

4️⃣ Input Devices Trick

👉 K M S L S J

  • Keyboard
  • Mouse
  • Scanner
  • Light pen
  • Sensor
  • Joystick

📌 Input = Data goes IN

5️⃣ Output Devices Trick

👉 M P S H

  • Monitor
  • Printer
  • Speaker
  • Headphone

📌 Output = Result comes OUT

6️⃣ Memory Units Order (Very Important)

👉 B KB MB GB TB PB

📌 Trick:
Big King Makes Good Tasty Pizza 🍕

7️⃣ RAM vs ROM (1-line Trick)

  • RAM → Temporary, volatile, working memory
  • ROM → Permanent, non-volatile, startup memory

📌 RAM = Runs Apps
📌 ROM = Read Only Memory

8️⃣ Hardware vs Software Trick

  • Hardware → You can TOUCH
  • Software → You can SEE but not touch

📌 Example:
Keyboard = Hardware
Windows = Software

9️⃣ Operating System Functions

👉 P M D S

  • Process management
  • Memory management
  • Device management
  • Security

📌 Trick: Please Manage Daily System

🔟 Shortcut Keys (Exam Favourite)

  • Ctrl + C → Copy
  • Ctrl + V → Paste
  • Ctrl + X → Cut
  • Ctrl + Z → Undo
  • Ctrl + A → Select All

📌 C-V = Copy-Paste (best friends) 😄

💡 FINAL EXAM TIP

✔ If confused → Eliminate wrong options first
✔ MCQ answer often hides in keywords
✔ Revise tricks daily for 10 minutes

1️⃣1️⃣ Primary vs Secondary Memory

  • Primary → RAM, ROM (Fast, costly, limited)
  • Secondary → HDD, SSD, Pen drive (Slow, cheap, large)

📌 Trick:
Primary = Processor near
Secondary = Storage far

1️⃣2️⃣ Cache Memory Trick

  • Located between CPU & RAM
  • Very fast & small

📌 Trick:
Cache = CPU’s Pocket Memory 👖

1️⃣3️⃣ CPU Parts

👉 A C U

  • ALU → Calculations
  • CU → Controls
  • U → Registers (Ultra-fast)

📌 Trick:
All Calculations Under control

1️⃣4️⃣ Number System Conversion Trick

  • Binary → Base 2
  • Octal → Base 8
  • Decimal → Base 10
  • Hexadecimal → Base 16

📌 Trick: B O D H = 2 8 10 16

1️⃣5️⃣ 1 Byte = ? Bits

👉 1 Byte = 8 Bits

📌 Trick:
BITE has 8 letters → 8 bits 😄

1️⃣6️⃣ Software Types

👉 S A

  • System Software (Windows, Linux)
  • Application Software (MS Word, Excel)

📌 Trick:
System runs Computer, App runs User work

1️⃣7️⃣ Language Translator

  • Assembler → Assembly → Machine
  • Compiler → Full program at once
  • Interpreter → Line by line

📌 Trick:
C = Complete
I = Immediate

1️⃣8️⃣ Virus Types (Common Exams)

👉 B W T

  • Boot sector virus
  • Worm
  • Trojan Horse

📌 Trick:
Bad Worm Trouble

1️⃣9️⃣ Network Types

  • LAN → Small area
  • MAN → City
  • WAN → Country/World

📌 Trick:
L → M → W (Local to World) 🌍

2️⃣0️⃣ Internet Basics

  • WWW → World Wide Web
  • URL → Website address
  • ISP → Internet Service Provider

📌 Trick:
URL tells WHERE, ISP gives WAY

🔥 QUICK LAST-MINUTE EXAM HACKS

✔ Question asks “Which is NOT” → read twice
✔ Fastest / Smallest / First words = clue
✔ RAM, Cache, Register → always volatile


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