Computer Input and Output Devices

Introduction Computer being a versatile machine can process different types of data. so to work with these data types we need different type of devices which can help us to enter such data types in the computer and to receive their outputs as well in this chapter we will cover many such devices like keyboard,… Continue reading »

Memory of The Computer

Introduction: One of the major advantages of computer is its storage capacity where huge amount of information can be stored,but how this information is represented and stored? In this chapter,we are going to learn about the various data storage devices and the units which are used to measure the stored data. In the previous chapter,we… Continue reading »

Computer Overview and Historical Developments

Introduction Computer works in IPO (Input–> Process–>Output)Cycle to Convert our raw data into useful information. In this chapter, we are going to learn about this data processing cycle. Along with this, we will peep into the past to know about the development of this wonder machine from a manual calculating device called Abacus. What is… Continue reading »

Microsoft Word (A to Z) Shortcut Keys

Useful MS(MicroSoft) Word Keyboard Shortcuts for improve your productivity and efficiency at work. It’s useful Ms Word shortcut(A to Z) keys for multiply document works. See Blow list of Microsoft Word shortcut keys. It’s most useful MS(Microsoft) Word shortcut keys.  

Lenovo Ideapad 100-15IBD Notebook

Description: Lenovo Ideapad 100-15IBD Notebook(Black) General Features, Input, Display, Battery and Power, Processor, Memory and Storage, Machine Dimensions and Additional Specifications. Notebook Brand and Model ID: Lenovo Ideapad 100-15IBD Notebook, IP 100- 15IBD Model Number and 80QQ001XIH Part Number. General Specifications: 4 GB RAM(DDR3), 0.3 Megapixel Webcam, 1.9 kg Weight, Upto 3 hours Battery Backup Machine… Continue reading »

SAMSUNG Galaxy On Nxt (Gold and Black 32GB)

Description: SAMSUNG Galaxy On Nxt (Gold and Black 32GB) General Features, Performance, Display, Camera, Memory Storage, Data & Connectivity, Battery and Other Specification information. Mobile Brand and Model: SAMSUNG Galaxy On Nxt (Gold and Black, 32 GB) General(OS, SIM): Octa-core Processor, 3 GB RAM and 32 GB ROM , 2(Dual)SIM Mobile Colors : Gold and… Continue reading »

Excel Sheet Shortcuts Keys

Excel keyboard shortcuts – Microsoft Excel keyboard shortcuts for PC and Mac. Shortcuts of File, Ribbon, Drag and Drop, Active Cell, General, General Continued, Selection, Navigation, Extend Selection, Select Special, Cell Edit Mode, Entering data, Formatting, Number Formatting, Borders, Formulas, Grid Operations, Pivot Tables, Dialog Boxes, Workbook and Others. Visit for more: 222 Excel keyboard… Continue reading »

Wi-Fi(Wireless Fidelity)

What is Wi-Fi In networking technology the term wireless means connecting to a network without physical wire connection for data communication. A Wi-Fi is a wireless networking technology that delivers high speed Internet connections by connecting various electronic devices wirelessly. The term Wi-Fi was first coined in the year 1991 by NCR Corporation with AT… Continue reading »