Computer — All MCQs
4795 questions available
Q4061.A row in an MS Access (database) table is called a ______?
Correct Answer: B
In database tables, a horizontal row is called a Record (or tuple) representing a complete entry, while columns are called Fields (attributes).
Q4062.How can you edit a chart in a PowerPoint presentation?
Correct Answer: C
Double-clicking a chart object in PowerPoint opens its data editing spreadsheet and associated formatting toolbars.
Q4063.What is a database?
Correct Answer: A
A database is structured as a collection of logically related tables or files linked together to allow easy access, querying, and retrieval of information.
Q4064.A character that is raised slightly above the normal text baseline and rendered smaller is called ______?
Correct Answer: B
Superscript is formatting that positions characters (such as math exponents or footnotes) slightly above the standard line of text.
Q4065.In an MS Excel sheet, how is the active cell visually indicated?
Correct Answer: B
The active, currently selected cell in an Excel worksheet is bounded by a thick, dark green/black border.
Q4066.Which of the following is NOT a valid computer memory unit?
Correct Answer: A
Standard storage units follow binary scaling like Kilobytes (KB), Megabytes (MB), Gigabytes (GB), and Terabytes (TB). XB (Xerobyte) is not recognized.
Q4067.Which of the following hardware devices typically offers the highest memory storage capacity?
Correct Answer: B
Hard disks provide high-capacity long-term storage (GBs to TBs), far exceeding optical discs like CDs (700 MB) or DVDs (4.7 GB).
Q4068.In relational database design, what is an attribute?
Correct Answer: A
An attribute represents a specific column or data field describing a property or characteristic of a database entity (e.g., Age of a Student).
Q4069.What is a database entity?
Correct Answer: B
An entity represents an independent, uniquely identifiable object, person, or concept in a database (such as 'Customer' or 'Product').
Q4070.By which input devices can a user enter text and commands in MS Word?
Correct Answer: C
Users input text data via the keyboard and perform navigation, selection, and interface interaction using the mouse.
Q4071.Which keyboard shortcut is used to cut selected text or objects in MS Office?
Correct Answer: C
Ctrl + X cuts selected items to the clipboard, Ctrl + C copies them, Ctrl + V pastes them, and Ctrl + Z undoes the last action.
Q4072.In MS Excel, which bar is specifically used for writing, editing, and displaying formulas and cell data?
Correct Answer: C
The Formula Bar allows users to input, edit, and view complex mathematical equations or long text values contained in the active cell.
Q4073.How can you apply the Format Painter multiple times before it automatically deactivates?
Correct Answer: B
Double-clicking the Format Painter locks it on, allowing the user to paint formatting onto multiple selections until pressing Esc.
Q4074.In Microsoft Word, which view hides all toolbars and screen elements to facilitate comfortable document reading?
Correct Answer: B
Full Screen Reading View (or Read Mode) hides distraction elements and organizes pages like a book to improve on-screen reading.
Q4075.Personal logs, diaries, or journal entries posted by individuals on the web are known as _____?
Correct Answer: C
Blogs are frequently updated online journals or websites where individuals share commentary, logs, or personal experiences.
Q4076.In Microsoft Word, pressing the shortcut Ctrl + U acts as an alternative to which interface action?
Correct Answer: A
Pressing Ctrl + U is a direct keyboard shortcut to apply the Underline effect, bypassing the need to click the 'U' icon on the toolbar.
Q4077.In MS Excel, a formula that looks for a value in the leftmost column of a table and returns a corresponding value from the same row in another specified column is called ______?
Correct Answer: B
VLOOKUP (Vertical Lookup) searches vertically down the first column of a table to retrieve values from specified columns.
Q4078.In MS PowerPoint, what elements does the Record Slide Show feature capture?
Correct Answer: A
The Record Slide Show tool records slide timings, animations, audio narration, ink annotations, and laser pointers.
Q4079.In which year was the first computer operating system developed?
Correct Answer: C
The first operating system, known as GM-NAA I/O, was built in 1950 by General Motors for their IBM 704 mainframe computers.
Q4080.Which of the following core components are included in a standard desktop computer system?
Correct Answer: D
A functional desktop computer requires all basic physical components including a motherboard, central processor (CPU), memory, and hard drive storage.