Play audio files
Scan and decode barcode information
Print documents
Connect to wireless networks
Charles Babbage
Alan Turing
John von Neumann
Tim Berners-Lee
ENIAC
UNIVAC I
Colossus
Z3
Commercial transactions
Academic and military communication
Social networking
Entertainment
SRAM
EPROM
HDD
None of these
System software
Application software
Database software
Antivirus software
Monitor
Printer
Speaker
All of these
Touchscreen displays
Light-emitting diodes (LEDs)
Microprocessors
Bitmapped displays
RAM
Cache
Register
Hard disk
Mechanical
Electrical
Electro Magnetic
Laser technology
Electrically Erasable Programmable Read Of Memory
Erasable Electrically Programmable Read Only Memory
Easily Erasable Programmable Read Only Memory
Electrically Erasable Programmable Read Only Memory
Netflix
WhatsApp
Google Maps
Dropbox
Match the following file types with their corresponding extensions.
A-1, B-2, C-3, D-4
A-4, B-3, C-2, D-1
A-1, B-4, C-2, D-3
A-3, B-1, C-4, D-2
Decode, fetch, execute.
Execute, decode, fetch.
Fetch, execute, decode.
Fetch, decode, execute.
1024 bytes
1048576 bytes
102400 bytes
1048 bytes
AM
LED
CPU
Arrange the following storage devices based on access speed from slowest to fastest:
1️⃣ HDD (Hard Disk Drive)
2️⃣ RAM (Random Access Memory)
3️⃣ SSD (Solid State Drive)
4️⃣ Cache Memory
1 → 3 → 2 → 4
3 → 2 → 1 → 4
1 → 2 → 3 → 4
4 → 3 → 2 → 1
Mouse
Keyboard
VDU (Touchscreen)
Scanner
Track density
Height of the hard disk drive
Recording density
Number of plates
Control unit
Cache unit
Calculating unit
Communication unit
Run need based application
Create anti virus software
Write Programs
Hack other computer
Swift
Kotlin
Objective-C
C#
1.40 Mb
1.44 Gb
1.40 Gb
1.44 Mb
ALU
CU
Memory
Hardware
Software
ROM
Cache memory
Bits
Bytes
Hertz (Hz)
Cycles
Gb
Kb
Mb
Tb
Processor
Hard Drive
Match the file extensions with their file types.
1 → B, 2 → A, 3 → C, 4 → D
1 → C, 2 → D, 3 → B, 4 → A
1 → D, 2 → C, 3 → A, 4 → B
1 → A, 2 → D, 3 → E, 4 → C
Match the following software types with their purposes.
A-4, B-2, C-3, D-1
A-4, B-3, C-1, D-2
A-2, B-1, C-4, D-3
A-3, B-4, C-2, D-1
Light pan
Joystick
Scaneer
instruction
command
indirect input
direct input
8 Bits
16 Bits
7 Bits
64 Bits
CD
DVD
Blu-ray disk
None of These
Central Processing Unit
Memory unit
I/O unit
Operating unit
Mini computer
Microcomputer
Super computer
Mainframe computer
Input device
Output device
OMR
LCD
USB
SSD
J.V. Attansoff
Bill Gates
Simur Cray
Winton Serf
More durable and compact due to absence of mechanical parts
Longer life span than standard hard drives or flash drives
Less expensive than standard mechanical hard drives
Increased storage capacity due to high cost per gigabyte
Personal entertainment
Scientific research and simulations
Office productivity tasks
Web browsing
Arithmetic logic Unit
Central Unit
Middle Unit
Control Unit
Base
Writer
Impress
Explorer
Read Access Memory
Random Access Memory
Red Access Memory
None of the above
General User Interface
Graphical User Interface
Global User Interface
Guided User Interaction
Primary
Secondary
Operating System
Compiler
Interpreter
Software Package