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WorksheetsIntroduction to Computers
Total questions: 30
Worksheet time: 23mins
1. Which of the following is the typical workflow of computer?
Input, Output and Process
Input, Process and Output
Output, Process and Input
Any of these
2. Which of the following identifies the concept of a computer itself remembering the set of data and instructions to be executed?
Stored Program Concept
Fixed source concept
Automatic source concept
Variable source concept
3. Which of the following refers to a set of step by step instructions to perform a given task written in machine understandable format ?
Program
Algorithm
Instruction
Data
4. Which of the following devices converts the given data into machine readable form while entering data into the computer ?
Input
Output
Memory
All of these
5. Which of the following does a computer memory retains ?
Data
Instructions
Results
All of these
6. Which of the following memory types is costly, fast and limited in size ?
Primary
Secondary
Temporary
All of these
7. What is the another name of primary memory?
Non-volatile
Volatile
Fragile
Non-Fragile
8. Hard disks and Compact discs (CD) are examples of which of the following device types?
Primary
Secondary
Temporary
None of these
9. Which of the following unit performs arithmetic and logical computations?
Arithmetic logic unit
Advanced Mathematical logic unit
Alternative Logic Unit
Logic Unit
10. Which of the following does ALU and control units together form?
Central Processing Unit
Control Processing Unit
Memory
Input/Output Unit
11. From the following is the advantage of the computer?
Programmability
Long Term Storage
Perform Mechanical and Repititive Task
All
12. Software instructions integrated along with hardware , software is coupled with hardware it is known as ____.
Software
Hardware
Firmware
None
13. _________ is the comprehensive term for all the physical parts of the computer.
Hardware
Software
Firmware
None
14. GIGO stands for
Garbage Input Garbage Output
Garbage Inside Garbage Outside
Graphics In Graphics Out
Garbage In Garbage Out
15. RAM Stands for
Radial Arithmetic Memory
Random Arithmetic Memory
Random Access Mechanism
Random Access Memory
16. ROM means
Random Output Memory
Read Only Memory
Read Output Memory
Read Output Machine
17. Which of the following is NOT an example of firmware?
Washing Machine
Paint
Oven
Referigerator
18. Which of the following is NOT an example of Hardware?
Keyboard
Monitor
Mouse
Windows 10
19. Which of the following is NOT an example of Software?
Paint
Calculator
MS Word
Printer
20. Choose the incorrect statement.
Set of instruction is called program
Step-by-step instructions is called algorithm
Primary Memory is called non-volatile memory.
Secondary memory is slower than the primary memory.
21. What is the full form of CU?
Central Unit
Control Unit
Core unit
Cache unit
22. What is called the brain of the computer?
CPU
Input device
Output Device
Peripherals
23. Which is the high speed memory?
primary memory
secondary memory
cache memory
temporary memory
Identify the image
Typical workflow of computer
Parts of Computer
Components of Computer
None of these
25.
Workflow of Computer
Basic components of Computer
Both
None of these
Identify the type of device.
Input Device
Output Device
Processing Device
Storage Device
Identify type of device.
Storage Device
Input Device
Output Device
Processing Device
Identify the type of device
Input device
Output device
Storage device
Processing device
Identify the type of device
Input device
Output device
Processing device
Storage device
Identify the device
Scanner
Barcode reader
QR scanner
OCR
