Explanation

• In computers, input, processing, and output are the main functions.
• A song being played represents output, as the computer is producing sound for the user.
• Input would be typing or clicking, processing is computations or data handling.

Additional information:

• Output devices include speakers, monitor, and printer.
• Computers convert processed data into user-friendly form via output.

Last verified on 20-01-2026

Explanation

• Updating involves periodically adding, modifying, or deleting records to maintain accuracy.
• It keeps files and databases current and useful for operations.

• Common in accounting software, student records, and inventory systems.
• Helps prevent data redundancy and errors.

Last verified on 20-01-2026

Explanation

Input devices receive data from the user or environment and send it to the CPU.

Examples: Keyboard, mouse, scanner, microphone.

Explanation

Junk email is also commonly called spam

The most frequent term, derived from a Monty Python sketch

It is electronic junk mail or junk newsgroup postings

Explanation

The computer mouse was invented and developed by Douglas Engelbart,

 In 1964, at the Stanford Research Institute (SRI). 

1964: The prototype was built.

1968: Introduced to the public during the famous "Mother of All Demos".

Explanation

Apple is the world's largest tech hardware company

Founded: April 1, 1976, Los Altos, California, United States

Headquarters: Cupertino, California, United States

Founders: Steve Jobs, Steve Wozniak, Ronald Wayne

Explanation

A temporary storage place for information in a computer is primarily called RAM (Random Access Memory), which holds data for active programs

But also cache memory (faster, closer to CPU) or a buffer,

Explanation

• Minimum font size: 8
• Maximum font size: 72

Additional information:

• Standard font size: 12
• Manual font size range: 1–1638
• Shortcut to change font size manually: Ctrl + Shift + P
• Increase font size: Ctrl + ]
• Decrease font size: Ctrl + [

Last verified on 17-01-2026

Explanation

• Software refers to programs and operating systems that run on hardware, like Windows XP or a compiler.
• Hardware refers to the physical components of a computer that you can touch, like the CPU, RAM, and hard disk.

Additional information:

• CPU, RAM, Hard Disk, Monitor, Chip are all hardware.
• Compiler is a software that converts code into machine language.
• Windows XP is an operating system software.

Last verified on 17-01-2026

Explanation

• Headers and Footers are sections at the top and bottom of a page in MS Word.
• They are used to display consistent information across all pages, like page numbers, document title, date, or author name.

Last verified on 17-01-2026