Computer — All MCQs
4795 questions available
Q2621.A high quality CAD system uses the ______ for printing drawing and graphics.
Correct Answer: A
A digital plotter is a highly precise printing peripheral used by CAD (Computer-Aided Design) systems to draw detailed vector designs and blueprints.
Q2622.Header and Footer are present in which category of the Insert Tab?
Correct Answer: A
In legacy layouts and some Word configurations, Header and Footer tools belong to the 'Text' and Header/Footer groups on the Insert ribbon.
Q2623.Which of the following is the default view of MS Word?
Correct Answer: A
The default view in Microsoft Word is Print Layout, displaying document formatting and margins exactly as they will look on paper.
Q2624.Storage device that uses lasers and lights as its technology of reading and writing information is known as ______?
Correct Answer: A
Optical storage drives (like CDs, DVDs, and Blu-rays) utilize laser beams and light reflections to read and write binary pits on the disk surface.
Q2625.In Slide layout panel how many layouts are available for text layout by default?
Correct Answer: A
In PowerPoint 2003 and earlier menu-based systems, exactly 4 default text-only layouts were provided in the slide layout panel.
Q2626.__________ refers to a pre-made images ready for use in MS-word documents.
Correct Answer: A
Clipart refers to a library of pre-made, structured graphics and vector illustrations ready to insert into MS Word files.
Q2627.Which of the following is not necessary for standalone computer?
Correct Answer: B
A standalone computer operates independently without requiring any network connections; thus, a LAN (Local Area Network) Card is not necessary for its operation.
Q2628.Famous social website Facebook was founded by ____?
Correct Answer: D
The popular online social network Facebook was founded by Mark Zuckerberg on February 4, 2004.
Q2629.The function is a ______ which can calculate the values given in a specific order.
Correct Answer: A
A spreadsheet function is a pre-defined built-in formula designed to calculate specific mathematical, financial, or logical operations in a predetermined order.
Q2630.There are two different ways to insert content from one application into another i.e. embedding and_____?
Correct Answer: A
Microsoft OLE (Object Linking and Embedding) provides two primary ways to share data: embedding (storing data directly in the file) and linking (referencing a source file).
Q2631.The man who built the first Mechanical Calculator was ______?
Correct Answer: A
In 1642, French mathematician and philosopher Blaise Pascal invented the first mechanical addition/subtraction calculator, known as the Pascaline.
Q2632.Who gave the ideas to combine the internet with the hypertext concepts?
Correct Answer: A
Sir Tim Berners-Lee combined hypertext with internet protocols at CERN in 1989 to invent the World Wide Web (WWW).
Q2633.Blank DVDs on which data can be erased and rewritten are identified as _____?
Correct Answer: A
DVD+RW represents a rewritable DVD format where laser heating is used to reset and rewrite data up to 1,000 times.
Q2634.An extremely small piece of silicon on which integrated circuits are implicated is called?
Correct Answer: C
A silicon chip is a small semiconductor substrate used to implement complex microelectronic integrated circuits.
Q2635.A device which encodes characters by the depression of keys is known as _____?
Correct Answer: C
A computer keyboard encodes alphabetical and numeric characters into digital scan codes when its physical keys are depressed.
Q2636.In CT Scan, CT stands for _____?
Correct Answer: C
CT stands for Computed Tomography. It is a medical diagnostic imaging system that captures layered cross-sectional X-ray slices.
Q2637.A connected graph with n vertices and n-1 edges is always a _____?
Correct Answer: C
In graph theory, a connected acyclic graph having exactly n vertices and n-1 edges is defined as a tree.
Q2638.A graph with no cycles is called a _____?
Correct Answer: B
By definition, a tree (or forest if disconnected) is an acyclic graph containing absolutely no cycles or closed loops.
Q2639.Which of the following is an equivalence relation?
Correct Answer: D
An equivalence relation is a mathematical relation that is simultaneously reflexive (a~a), symmetric (a~b implies b~a), and transitive (a~b and b~c implies a~c).
Q2640.Which of the following is a reflexive relation?
Correct Answer: B
A relation R on a set A is reflexive if every single element 'a' in A is related to itself, i.e., (a,a) is in R.