Computer Awareness Mixed Quiz: Set 7

A daisy wheel printer prints by striking the paper, so it is an impact printer. It carries a flat wheel with spokes, each spoke ending in a moulded letter or figure, and the wheel looks like the petals of a daisy, which gives it its name.

Pressing Shift together with the spacebar selects the whole row that holds the active cell, from column A right across to the last column of the grid.

Computer memory is counted in powers of two because a binary machine addresses memory in twos, so each step up the ladder is 1024 of the unit below it, not 1000.

Drupal is a content management system, a free program used to build and run websites; it keeps its pages in a database but is not itself a database management system.

From Word 2007 onwards a document is saved by default in the Office Open XML format, whose extension is.docx. The format stores the document as compressed XML parts, which makes the file smaller and easier for a damaged file to be recovered from than the older binary format.

A high-level language is written in words close to English and has to be turned into machine code by a compiler or an interpreter, so the programmer need not know the processor at all.

The title bar is the strip along the very top of the Excel window, and it carries the name of the open workbook followed by the name of the program, for example Book1 - Excel.

Virtualization creates a software layer over the physical processor, memory and storage of a machine, so that one server can be divided into several virtual machines, each running its own operating system as though it had hardware of its own.

A proxy firewall, also called an application gateway, stands between the client and the server as a stand-in for both, opens each message and filters it at the application layer, so it can read a URL, a command or an attachment before passing the request on.

The National Digital Library of India is a single window that brings together lakhs of learning resources, from school books to research papers, and lets a student search them free of cost in many Indian languages.

Java is an object-oriented programming language, so it is the right pick for Preet.

In Google Chrome, holding Control and pressing Tab moves to the next open tab on the right, and the pair Control, Shift and Tab moves back to the previous one.

F1 is the function key that opens Help in Windows and in almost every Microsoft Office program, which is why it is the first key on the row.

A new blank document in Microsoft Word 2016 opens in the Calibri font at a size of 11 points, and the same pair of defaults is used from Word 2007 through Word 2019.

Cloud computing is sold in three service models, and PaaS is the middle one.

In Microsoft PowerPoint, pressing Ctrl + M adds a new slide right after the one you are on, using the layout of the current slide.

The plain remove-directory command is built to delete an empty folder only. In Windows it is rmdir, also written rd, and in Linux it is rmdir; both stop with a message such as "The directory is not empty" when anything is still inside.

A computer works on binary digital signals, and an output device turns the processed result into a form a person can see, hear or hold: a monitor shows it as a picture, a printer puts it on paper, a speaker turns it into sound and a plotter draws it.

DASD stands for Direct Access Storage Device. It is any storage device on which the read-write head can be sent straight to the place where a record is kept, so a file can be reached without passing over everything stored before it.

The Mailings tab holds Start Mail Merge, Select Recipients, Insert Merge Field, Preview Results and Finish and Merge, along with the Envelopes and Labels commands.