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WorksheetsChapter 1: Introduction to Computer
Total questions: 20
Worksheet time: 10mins
Computer is an electric devices that can accept data, process it into meaningful information and store for future use.
True
False
Tabulating machine was introduced by?
Charles Babbage
Herman Hollerith
John V Atanasoff
John Mauchly
Which one is mobile device?
What is a type of personal computer designed so all of its components fit entirely on or under a desk or table?
mobile computer
desktop computer
handheld computer
embedded computer
A collection of unprocessed items, which can include text, numbers, images, audio, and video known as _________.
data
input
output
information
_________ processing cycle is a series of input, process, output and storage activities in a computer.
data
network
computer
information
The mechanical, magnetic, electronic, and electrical components making up a computer system are known as _________.
modem
servers
software
hardware
The following is a computer that users can carry from place to place except _________.
PDA
tablet PC
mobile computer
desktop computer
A computer that controls access to the hardware, software, and other resources on a network is called _________.
server
mainframe
supercomputer
game consoles
A set of programs that coordinates all activities among computer hardware devices is called _________.
Utility software
System software
Operating system
Application software
MS Excel and MS PowerPoint are examples of _________.
utility software
system software
operating system
application software
Desktop computer also known as personal computer.
True
False
Mainframe is often used for applications with many users such as reservation system and payroll processing system.
True
False
Supercomputer is the fastest, most powerful and most expensive computers that are used for sophisticated applications requiring mammoth data manipulation.
True
False
Information is data that has been processed into meaningful and useful to people.
True
False
Input, process, distribute and storage are the components in information processing cycle.
True
False
Input device enables a computer to send and receive data or instructions to and from one or more computers or mobile devices.
True
False
Modem, router, hub, NIC are examples of output device.
True
False
Software is a series of related instructions that tells the computer what to do and how to do.
True
False
Microsoft Windows, Linux and Mac OS X are examples of utility programs.
True
False
