Computer Aptitude

A UPS (Uninterruptible Power Supply) keeps a computer running for 15 minutes after the power is lost, it is usually sufficient time to save all necessary documents and properly shut down the computer.

98 represents b in ASCII format.

Microphone is an input device used with computer systems. A microphone converts sound waves into electromagnetic waves.

The system tray is located on the right side of the Windows task bar. It is the collection of small icons on the opposite side of the Start Menu. The volume control and the date & time are default items in the system tray.

PDF (Portable Document Format) is a multi-platform file format developed by Adobe Systems.
A PDF file captures document text, fonts, images, and even formatting of documents from a variety of applications. You can e-mail a PDF document to your friend and it will look the same way on his screen as it looks on yours, even if he has a Mac and you have a PC.

The clipboard is a section of RAM where your computer stores copied data. This can be a selection of text, an image, a file, or other type of data.

An assembly language is a low-level programming language.
An assembler is a program for converting instructions written in low-level symbolic code into machine code.

C is not an operating system.
C is a high-level programming language that was developed in the mid-1970s

Hexadecimal is a base-16 number system. The values of a hexadecimal digit can be 0 to 9 and A to F.
So AG30 is not a valid hexadecimal number.

Forwarding an annoying email to multiple people is an example of bad netiquette.

A macro is a recorded series of commands, menu selections and keypresses that automate repetitive tasks.

Format painter is used to copy formatting.

Ctrl+T is used to open a new tab in Mozila Firefox.

Object is a feature of object oriented language. Objects are not available in structured programming languages.

A URI (Uniform Resource Identifier) identifies the name and location of a file or resource in a uniform format.

Top is a vertical alignment.

Router is a hardware device that routes data from a local area network to another network connection.

Broadband refers to high-speed data transmission in which a single cable can carry a large amount of data at once.

ISP (Internet Service Provider) is the company that you pay a monthly fee to in order to use the Internet.

#00FF00 is the code for green color.HTML color codes are hexadecimal triplets representing the colors red, green, and blue (#RRGGBB). In the color green, the color code is #00FF00, which is '0' red, '255' green, and '0' blue.

Correct option is (4).

a) int, b) main, d) float, e) long are reserved words in C.c) getch is a function.

Ctrl + Page Down is used to go to the next worksheet in MS Excel.
Ctrl + Page Up is used to go to the previous worksheet in MS Excel.

FTP (File Transfer Protocol) is a common method of transferring files via. the internet from one computer to another.

Correct option is (4).