Computer literacy is defined as the knowledge and ability to use computers and related technology efficiently, you must go through best books for computer jkssb , with skill levels ranging from elementary use to computer programming and advanced problem solving.Jkssb always asks good moderate questions from computer section … So u should download the below books free and master the computer section best books for computer jkssb
Basic Applications of Computer and its component. Computers are used at homes for several purposes like online bill payment, watching movies or shows at home, home tutoring, social media access, playing games, internet access, etc. They provide communication through electronic mail. They help to avail work from home facility for corporate employees . You can have a look at Detailed best books for computer jkssb
There are five basic components which include:
Input Unit.
Output Unit.
Memory Unit.
Control Unit.
Arithmetical and Logical Unit.
2. Fundamentals of computer sciences.
computer programming.
computer organization.
data structures and algorithms.
programming languages.
operating systems.
problem solving and implementation using computer programming.
3.. Hardware & Software,
A computer system is divided into two categories: Hardware and Software. Hardware refers to the physical and visible components of the system such as a monitor, CPU, keyboard and mouse. Software, on the other hand, refers to a set of instructions which enable the hardware to perform a specific set of tasks. The software must be installed in the hardware to function properly and similarly, the hardware must be present for the tasks to be performed. Both are interdependent, yet they are also different from each other.
Differences between Hardware and Software
Hardware
Software
Hardware is further divided into four main categories:
Input Devices
Output Devices
Secondary Storage Devices
Internal Components
Software is further divided into two main categories:
Application Software
System Software
Developed using electronic and other materials
Developed writing using instructions using a programming language
When damaged, it can be replaced with a new component
When damaged it can be installed once more using a backup copy
Hardware is physical in nature and hence one can touch and see hardware
The software cannot be physically touched but still can be used and seen
Hardware cannot be infected by Viruses
The software can be infected by Viruses
Hardware will physically wear out over time
Software does not wear out but it can be affected by bugs and glitches
An example of Hardware is hard drives, monitors, CPU, scanners, printers etc.
An example of software is Windows 10, Adobe Photoshop, Google Chrome etc.
Open source technology means that its source code is freely available to use, modify, and redistribute. Esri encourages a hybrid model for open source technology depending on users’ needs. Esri Geoportal Server and ArcGIS Editor for OpenStreetMap are examples of Esri’s open source projects.
There are various input devices available like Microphone, Joystick, Keyboard, Pointing device, Image Scanner, Graphics tablet, and more.
There are several output devices available such as Speakers, Printers, Plotters, Projector, Monitor and more.
6. Knowledge of MS Word, MS Excel, MS Access, MS PowerPoint,
It mainly consists of Word, Excel, PowerPoint, Access,. OneNote, Outlook and Publisher applications . one should know about the use of these applications with short cut keys and menus
7. PDF Internet and E-mail.
It allows computer users to share and exchange information with each other wherever they are in the world. The information on the Internet comes in many different formats. These range from simple e-mail text files to music, video clips, computer software and even live television pictures Get the recommended books for computer section Detailed best books for computer jkssb
What is a Computer Virus / Types of Computer Virus / How To Protect Your Computer from Virus / What is an Anti-Virus / What are the main computer viruses
9. Role of Information Technology in Governance.
Use of ICT in the governance process provides access of information and services to the citizens and thus encourages the participation of citizens in the administrative process. It works as the key of good governance by offering an effective, efficient, accountable and transparent administrative system
What are the 5 types of IT governance? The five domains of IT governance
General English questions are designed in the examination to test candidates knowledge and understanding of basic grammar, vocabulary and important rules of the English language. Hence, given below are a few important topics of general English for competitive exams to assist candidates in their preparations.