WorksheetsClass 9 final
Total questions: 73
Worksheet time: 37mins
Computer is very useful machine in data processing
True
False
Software is the parts which can be touched.
True
False
The working principle of computer is based on input, process, output and (a)
From which language the word "computare" is derived.
Latin
Greek
Nepali
English
What is obtained after processing data?
Data
Input
Information
Raw facts
How many bytes make one kilobyte?
1042
1000
1100
1024
Abacus was electronic device
True
False
Presently running is an electronic era of computer.
True
False
Slide rule was ......... device
Digital device
Analog device
Hybrid device
None of the above
The first computer brought in Nepal was IBM (a)
which programming language was used in first generation of computer?
Assembly Language
High Level Language
Machine Language
Natural Language
Robot is an example of .............. of computer.
Fifth generation
Fourth generation
Third generation
Second generation
Third generation of computer used biochip.
True
False
Full form of IC is (a)
Full form of AI is (a)
Examples of Input Devices
CPU, ROM, RAM and cache, Slots for expansion cards
monitors, printers, speakers and earphones
keyboard, mouse, microphone, stylus, scanner, camera
Hardware
collections of computer data and instructions.
Abbreviated from American Standard Code
physical parts like processor and memory .
Computer's features
Computers stores massive amount of information
Computers calculate and process information quickly
Computers calculate and process information more accurate than human
All above
Input :
Once the input is provided the raw data is processed by a suitable or selected processing method
The raw data after collection needs to be fed in the cycle for processing
is a location which data, instruction and information are held for future use
This is the outcome and the raw data provided in the first stage is now “processed”
Processing :
Once the input is provided the raw data is processed by a suitable or selected processing method
The raw data after collection needs to be fed in the cycle for processing.
is a location which data, instruction and information are held for future use
This is the outcome and the raw data provided in the first stage is now “processed”
Storage
Once the input is provided the raw data is processed by a suitable or selected processing method
The raw data after collection needs to be fed in the cycle for processing
is a location which data, instruction and information are held for future use
This is the outcome and the raw data provided in the first stage is now “processed”
Information:
(refer to processed data) is organized or classified data, which has some meaningful values for the receiver.
(refer to raw or unorganized information) a representation of facts, concepts, or instructions, which should be suitable for processing by computer.
Data
(refer to processed data) is organized or classified data, which has some meaningful values for the receiver.
(refer to raw or unorganized information) a representation of facts, concepts, or instructions, which should be suitable for processing by computer.
2000 years ago :
Discover the magnetic core memory and the Transistor
building the first digital computer
abacus
ENIAC
In the 50' the Personal Computer (PC) was developed.
True
False
The term OS is short for?
Apple
Operating Software
Operating System
Overload System
Who Founded Microsoft?
A small program that tells the operating system how to communicate with a specific device is called ______.
Device driver
Device System
System Driver
Operating Driver
When we start an application, the CPU loads the application from____________________.
The CPU to the RAM
The Memory to the storage
The RAM to the hard disk
The storage to the memory
Program that protects a computer against viruses by identifying and removing any computer virus
Antivirus
File Manager
Diagnostic Utility
Screen saver
Microsoft Windows is an example of application software.
True
False
Operating system such as
Microsoft PowerPoint
Windows 10
Antivir
Antispyware
An application software that allow user to edit digital representation or non-text information
Corel Quattro Pro
Macromedia Freehand
Microsoft PowerPoint
Google Docs
A program that process information in the form of tables.
Access
Word
PowerPoint
Excel
Which of the following is NOT a type of application software?
Word processor
Operating System
Web browser
Games
The (a) language consists of patterns of ones (1) and zeroes (0).
Types of System Software:
Language Processors
General Purpose Software
Customized Software
Typing an essay in Word is an example of input.
Yes, because you're inserting data into the computer.
No, because you're not introducing data into the computer.
I don't know.
Taking a picture with the cell phone is an example of output.
Yes, because it's the result of processing data.
No, because it's not the result of processing data.
I don't know.
Printing a document is an example of output.
Yes, because it is the result of processing data.
No, because it's not the result of processing data.
I don't know.
Is this a valid example of the Input-Process-Output Model?
Input: Scanning picture.
Process: Editing the picture.
Output: Printed poster with picture.
Yes.
No.
I don't know.
Is this a valid example of the Input-Process-Output Model?
Input: Text and numbers typed on keyboard.
Process: Calculations performed in a spreadsheet.
Output: Bank record.
Yes.
No.
I don't know.
The control unit, arithmetic logic unit and memory are together called Central Processing Unit or CPU.
Yes
No.
I don't know.
Check all the disadvantages of using a computer
Computers only help you do homework.
Computers can work many hours at a time.
Computers have no intelligence. They follow instructions blindly without considering the outcome.
Regular electric supply is necessary to make computers work.
