Computer — All MCQs
4795 questions available
Q2741.Which shortcut key combination is used to open an existing document in MS Word?
Correct Answer: B
Ctrl + O is the keyboard shortcut used to open an existing file or document.
Q2742.Which button is clicked in Excel to instantly sum a series of numbers?
Correct Answer: A
The AutoSum button (Greek Sigma symbol) automatically inserts the SUM formula for adjacent cell ranges.
Q2743.What is the primary function of a computer mouse?
Correct Answer: C
A computer mouse is a pointing input device used to select, click, and drag items on a graphical interface.
Q2744.Slide Transitions in PowerPoint can be applied to _____?
Correct Answer: D
Slide transitions can be configured and applied to any slide in a presentation.
Q2745.What is the primary purpose of Conditional Formatting in Excel?
Correct Answer: A
Conditional formatting automatically changes cell formatting (e.g., color, fill) based on predefined rules.
Q2746.In which MS Word document view are both headers and footers fully visible?
Correct Answer: D
Headers and footers are visible in both Print Layout view and Page Layout view.
Q2747.Which protocol downloads email to a client and is often configured to delete it from the server?
Correct Answer: C
POP3 (Post Office Protocol 3) downloads email locally and traditionally deletes it from the mail server.
Q2748.Which function in Excel is used to combine text from multiple cells into one?
Correct Answer: A
The CONCATENATE function (or CONCAT in newer versions) joins two or more text strings together.
Q2749.Which early initialization file stored Windows system and application settings?
Correct Answer: B
The WINDOWS.INI file was used in early Windows OS environments to record system configurations and settings.
Q2750.Combining two or more cells into a single cell in Excel or Word is called _____?
Correct Answer: B
Merging cells is the function used to combine multiple adjacent cells into one large cell.
Q2751.Which protocol provides email transfer capability among different mail servers?
Correct Answer: D
SMTP (Simple Mail Transfer Protocol) is the standard TCP/IP protocol used to route and transmit email.
Q2752.Spooling is a technique essential for managing output on which device?
Correct Answer: C
Print spooling places print jobs in a buffer queue, letting the printer execute them at its own speed.
Q2753.How does a Hard Real-Time Operating System compare to a Soft Real-Time OS?
Correct Answer: B
Hard real-time systems have strict deadline constraints with extremely low latency variation (jitter).
Q2754.In computer systems, a byte represents a _____?
Correct Answer: C
A byte is a standard unit of digital data composed of exactly 8 bits.
Q2755.Which video-capturing peripheral connects to a computer typically via a USB port?
Correct Answer: C
A webcam is a digital video camera that feeds images in real time to a computer or network, usually over USB.
Q2756.When sending a PowerPoint file via email, it should be sent as a(an) _____?
Correct Answer: B
To send a presentation file to another user, you should append it as an email attachment.
Q2757.Which popular software utility is used to compress large files and folders?
Correct Answer: A
WinZip is a commercial archiver and compressor used to package files into .zip format.
Q2758.In email client fields, what does Bcc stand for?
Correct Answer: B
Bcc stands for Blind Carbon Copy. It hides recipient email addresses from other message receivers.
Q2759.Word, Excel, Access, and PowerPoint belong to which standard suite?
Correct Answer: A
These are core productivity applications contained within the Microsoft Office suite.
Q2760.The .docx extension is the default file format for which program?
Correct Answer: B
The .docx file format represents XML-based documents created in Microsoft Word (2007 and later).