There are many good options, though. Let’s take a look at the best Android keyboards !
(i) SwiftKey is definitely among the best Android keyboards ever. It has top of the line prediction and auto-correction along with gesture typing, cloud syncing so all of your devices can stay up to date, themes, keyboard customization, a number row, and more....

(ii) There are a number of different arrangements of alphabetic, numeric, and punctuation symbols on keys. These different keyboard layouts arise mainly because different people need easy access to different symbols, either because they are inputting text in different languages, or because they need a specialized layout for mathematics, accounting, computer programming, or other purposes..

(i) Network is a broad term similar to "system". Network is a communication system which supports many users. In relation with the computer, we can say that a "computer network" is a system which allows communication among the computers connected in the network.
(ii) In a computer network, we need to make use of hardware and software. The hardware consists of connecting cables, connectors, network connecting devices and the software consists of protocols, programs, etc. This enables the systematic exchange of information between the computers connected in the network.

However there is no uniform save file spot, the unofficial Unity save game destinations are all stored by default in the application 'persistant Data Path.' If you just use Unity PlayerPrefs, the information will be stored in the register.

(i) Header and Footer are some titles (such as Document Title, Author Name) or references (such as page no, number of pages, date) or remarks to be printed in the top (called as Header) and bottom of the page (called as Footer).
(ii) Headers and Footers are useful for including material that you want to appear on every page of the document.

The Keyboard Shortcuts to
(i) Cut → Ctrl + x
(ii) Copy → Ctrl + c
(iii) Paste → Ctrl + v

It is a part of OS which is visible to the user and has to be understood by the user.

A Microprocessor's performance depends on the following characteristics:
(a) Clock speed
(b) Instruction set
(c) Word size

A decimal number system is the frequently used number system.

Changing the default appearance of the text like changing the font type, size, color, style etc., are called as Text formatting.

1. E-Mails provides faster and easy mean of communication. One can send message to any person at any place of world by just one click.
2. Its effective and cheap means of communication because single message can be sent to multiple people at same time.
3. E-mail is not just only for textual message. One can send any kind of multimedia within mail.
4. It is secure and reliable method to deliver our message.
5. To write an email there is no need of any kind of paper thus it is environment friendly.
6. Email allows the exchange of information, removes global barriers, keep communication costs low and allow business people the flexibility to access their messages from anywhere in the world.

Normal view:
is the main view for creating individual slides. Use this view to format and design slides and to add text, graphics, and animation effects.
Outline view:
Shows topic titles, bulleted lists, and numbered lists for each slide in outline format. Use this view to rearrange the order of slides, edit titles and headings, rearrange the order of items in a list, and add new slides.
Notes view:
lets you add notes to each slide that are not seen when the presentation is shown.
Slide Sorter view:
Shows a thumbnail of each slide in order. Use this view to rearrange the order of slides, produce a timed slide show, or add transitions between selected slides.
Handout view:
Lets you print your slides for a handout. You can choose one, two, three, four, or six slides per page from Tasks pane → Layouts. Thumbnails can be re-arranged in this view by dragging and dropping them.

A function is a predefined calculation entered in a cell to help to analyze or manipulate data in a spreadsheet. These functions simplify help to create the formulas needed to get the expected results

1. In Windows, the drive letter is assigned to the physical drive of the system.
2. It makes easy to remember the location of files. We can change or rename the drives.
3. Additional drives can be added as per the requirement.
4. In Linux, each drive and device have different designations. It is not represented by alphabet.
5. Yes, hard drives and floppy drives represented with drive letters.

Operating System
(i) Proprietary Licence
   (a) Microsoft Windows
   (b) Apple Mac OS
   (c) Apple IOS [Mobile Device]
(ii) Open source Free licence (GNU)
   (a) UNIX
   (b) LINUX
   (c) Google's Android [Mobile Device]

Flash memory include personal computers, PDAs digital audio players, digital cameras, mobile phones, synthesizers, video games, scientific instrumentation, industrial robotics, and medical electronics.

(COFFEE)₁₆
\(\overset { C }{ \underset { 1100 }{ \downarrow } } \)\(\overset { O }{ \underset { 0000 }{ \downarrow } } \)\(\overset { F }{ \underset { 1111 }{ \downarrow } } \)\(\overset { F }{ \underset { 1111 }{ \downarrow } } \)\(\overset { E }{ \underset { 1110 }{ \downarrow } } \)\(\overset { E }{ \underset { 1110 }{ \downarrow } } \)
(COFFEE)₁₆  = (110000001111111111101110)₂

(i) In the Sixth Generation, computers could be defined as the era of intelligent computers based on Artificial Neural Networks.
(ii) One of the most dramatic changes in the sixth generation will be the explosive growth of Wide Area Networking.
(iii) Natural Language Processing (NLP) is a component of Artificial Intelligence (AI).
(iv) It provides the ability to develop the computer program to understand human language.

(i) one standard letter can be send to all without having to manually add each name and address.
(ii) The letter can be personalized - it looks like the letter has been written to the individual person.
(iii) It is a very fast method to produce hundred of personalized letter.

Clicking on Transparency icon helps to adjust the clarity of the picture in %.

There are many applications of internet such as:
1. Communication: Computer users around the world extensively use the email service on internet to communicate with each other. Pictures, documents and other files are sent as email attachments. VolP stands for Voice over Internet Protocol, referring to the protocol that underlies all internet communication.
2. Job search: Nowadays many people search for their jobs online as it is quicker and there is a larger variety of jobs vacancies present. People can publish resume online for prospective job.
3. Video conferencing: It enables direct face to face communication across networks via web cameras, microphones and other communication tools. Video conferencing can enable individuals in distant locations to participate in meetings on short notice, with time and money saving. Video conferencing is very interactive in education to communicate between teacher to teacher, teacher to classroom and classroom to classroom with students at different places.
4. E-commerce: E-commerce or electronic commerce is the buying and selling of goods and services, or transmitting of funds or data, over an electronic network. These transactions occur either business-to-business, business to consumer, consumer to consumer or consumer to business.
5. Travel: One can use internet to gather information about various touristplace. It can be used for booking Holiday tours. Some of the websites providing this service are goibibo.com, makemytrip.com,olacabs.com.
6. Nowadays internet is almost use in every fields. Due to increase in technology, use of internet has benefitted the users in many ways. Internet enables millions of computers from different organization and people to communicate and share resource globally.

a. Select Format → Page from the Menu bar on the page setup, dialog box, choose background tab.
b. Select the type of fill you want for your background from the fine choices, None, color, gradient, hatching or bitmap. A list of choices for the selected fill type will appear → select it. Select one of the items on the list and click OK. The fill you have chosen is added to slide master then go normal view.
c. Select the first slide then right click → select slide design then select the design in slide master, then right click, a popup menu will appear, it displays 'back ground settings for all' you can choose 'No' option. The only first slide would not appear the background design.
Follow above steps to make first slide different from other slides.

(i) Formatting Data in a cell gives additional effect to the text. Additional effect includes changing the font style, font size, automatic wrapping, bold, underline, italic etc. The data in Calc can be formatted in several ways. Using formatting icons can be used.
(ii) Text formatting : Making the cell contents as bold, italics, underlined, changing font style, size, colour etc., comes under text formatting.
(iii) Number formatting : Number formatting options are used to visually change the format of a numeric content. These formatting changes are appear for visual as, it does not change the original value. For example, To display a number as currency form use Number format: Currency.

Memory Management:
(i) Memory Management is the process of controlling and coordinating computer's main memory and assigning memory block (space) to various running programs to optimize overall computer performance.
(ii) The Memory management involves the allocation of specific memory blocks to individual programs based on user demands. At the application level, memory management ensures the availability of adequate memory for each running program at all times.
(iii) The objective of Memory Management process is to improve both the utilization of the CPU and the speed of the computer's response to its users via main memory. For these reasons, the computers must keep several programs in main memory that associates with many different Memory Management schemes.
(iv) The Operating System is responsible for the following activities in connection with memory management.
(v) Keeping track of which portion of memory are currently being used and who is using them.
(vi) Determining which processes (or parts of processes) and data to move in and out of memory.
(vii) Allocation and de-allocation of memory blocks as needed by the program in main memory. (Garbage Collection).

(a) Bus: A bus is a collection of wires used for communication between the internal components of a computer.
(b) Data bus:
(i) Data busis a collection of wires to carry data in bits.
(ii) A data bus is used to transfer data between the memory and the CPU.
(iii) The data bus is bidirectional.
(c) Address bus:
(i) Address bus is a collection of wires to carry data in bits.
(ii) The address bus is used to point a memory location.
(iii) The address bus is unidirectional.
(d) Control bus:
(i) Control bus is a control line/collection of wires to control the operation/functions.
(ii) The control bus controls both read and write operations.

Registers:
(i) Registers are the high-speed temporary storage locations in the CPU. Hence, their contents can be handled much faster than the contents of memory.
(ii) Although the number of registers varies from computer to computer, there are some registers which are common to all computers. Five registers that are essential for instruction execution are:
(iii) Program Counter (PC): Contains the address of the next instruction to be fetched.
(iv) Instruction Register (IR): Contains the instruction most recently fetched.
(v) Memory Address Registers (MAR): Contain the address of a location in memory for read and write operations.
(vi) Memory Buffer Register (MBR): It contains the value to be stored in memory or the last value read from memory.
(vii) Accumulator (ACC): An accumulator is a general purpose register used for storing temporary result produced by the arithmetic logic unit.

(i) An a address book is a database that stores names, address and other contact information for a computer user.
(ii) Address books allow easy access to the user's friend, family business associates and others by maintaining their email and other contact details on their computer.
(iii) Address books can be software based, or accessed online or through a network.
(iv) User may also be able to export contacts from their address books to mobile phone, PDAs and other portable electronic devices.

to preview the document before taking the print out.
The steps to be followed to preview the document:
(i) Click File ⟶ Page Preview, or click the Page Preview button. The Writer displays the Page Preview toolbar displayed.
(ii) In the page preview toolbar click Multiple pages icon to display multiple pages.
(iii) To close the preview click on Close Preview button.
The following are some steps to change the printer setting:
(i) Click File ⟶ Print or Ctrl+P or' Print File icon which opens the Print dialog box that appears
(ii) Click General tab.
(iii) Select the required printer from the list of printers
(iv) Under Range and copies section: select All pages option to print all pages, select Pages option to specify the particular page or page range.
(v) Specify Number of copies using spin arrows.
(vi) Click Print button.