WorksheetsICT CHAPTER 1
Total questions: 31
Worksheet time: 16mins
PDF stands for
Portable Double Format
Professional Document Format
Portable Document Format
Professional Double Format
What does "WWW" stands for?
World Word Web
Working World Web
World Wide Web
Word Wide Web
Definition of DATA
Data is collection of raw facts and figures that can be processed
Knowledge or utilization of tools, crafts, techniques and methods of organisation
Definition of Information Communication Technology
The knowledge and utilization of tools, crafts, techniques, or systems, or methods of organizations
All things related to computer technology
Study of computers and software.
Definition of Technology
Technology is the study of science to develop tools for the betterment of quality of life
Foundation of Modern Electronics, Science and Equipment
The knowledge and utilization of tools, crafts, techniques, or systems, or methods of organizations
Select the primary sources of information
Research Articles
Reports
Review Articles
Select the secondary sources of information
Encyclopaedia
Textbooks
Handbooks
Review Articles
Feature of Information System
Existed since premechanical era
Whole set of information, processes, individuals etc
NOT a feature of Information Technology
The study, design, support, or management of data in an information system
associated with creation of computer systems
experts are more centered around the machines and hardware and software system
experts are usually more coordinated in using technology and different frameworks to achieve business goals
Definition of computer
A computer is a type of device used for analyzing data
A computer is a device that allows tasks to be done faster
A computer is an electronic device that accepts, processes stores and outputs data using executive instructions .
Used in science, entertainment and multitasking to streamline tasks and minimize manpower required
How many types of computers are there
How are computers grouped into different classifications
Computers are grouped into classifications based on size, speed, storage capacity, cost, and reliability.
Computers are grouped only by complexity of their operating system.
All computers are categorized based on portability and main usage scenario, ie Science, business or personal.
What is not a classification of Computers
Supercomputer
Micro computer
Main frame
Mini computer
NOT a feature of supercomputer
Designed for science, defense, weather forecasting etc
Largest, bulkiest and most costly
Supports hundreds of users and wide area networks
Not a feature of Mainframe
More powerful than minicomputers.
high processing speeds and can store large amounts of data.
used in wide area networks and support hundreds of users.
larger in size and they have small to medium storage capacity
NOT a feature of MINI computer
Small general purpose, more expensive than micro
Midrange Servers
For complex tasks such as processing data and analyzing results of experiments
Used for desktops, accounting, statistical analysis, graphics design and project management
NOT a feature of MICROcomputer
Used for desktops, accounting, statistical analysis, graphics design and project management
Small computer for single user
Single Chip for CPU
Used for data processing and result analysis
NOT a type of PERSONAL computer
Desktop
Laptop
Tablet
Smartphone
Console
Characteristics of Computers
Speed and Accuracy
Storage Capacity
Reliability
Reduction in manpower and paperwork
Multitasking
Describe the characteristic " Storage Capacity" for computers
Ability to store multiple formats of data which can be accessed at any time
Storage capacity refers to the type of media it uses to store data.
Storage capacity is the amount of data a computer can process.
Can computers be used without software
YES
NO
What is Hardware
Basic components of a computer system
Input devices, storage and output devices
MAIN components of a computer system
CPU, Memory (RAM), ROM, Storage
Which of the following is NOT a type of software?
Operating System
Application Software
Firmware
Hardware
What does "RAM" stand for?
Rapid Access Memory
Random Access Memory
Read Access Memory
Read And Memory
What does internal Storage usually contain
Disk Operating system, application software, stored user data
Advantages of Internal Harddrive
Fast data transfer Fast access time
Large capacity to store data
Portable and lightweight
No need for external power supply
Can be connected wirelessly
Does not require installation inside the computer
Works with any device without compatibility issues
Highly resistant to physical damage
Features of RAM
Volatile memory, data lost during power loss, temporary storage for running applications, can be read/write.
Permanent storage
Data can only be read but not written
Non-volatile memory
Processes data at a slower rate than hard drives
Slow data access
Used mainly for backing up data during system updates
Features of ROM
ROM is non-volatile, read-only, permanent storage used for system config.
Role of IT
IT reduces employee workload by eliminating all unnecessary tasks.
Providing the hardware and software infrastructure necessary for the effective functioning of digital systems and applications
IT is solely responsible for hardware maintenance, repair and upgrade. They do not touch software
IT has no impact on communication, only on personal and business tasks.
