Computer — All MCQs
4795 questions available
Q4261.What is the standard peripheral connection interface found on all modern computers?
Correct Answer: C
USB stands for Universal Serial Bus. It is a standard interface used to connect mice, keyboards, printers, and storage drives to computers.
Q4262.Which type of query in a database is used to retrieve specific data, such as finding which employees earn more than $5000 a month?
Correct Answer: C
A SELECT query retrieves specific records from a database that match set criteria (e.g., retrieving rows where 'Salary > 5000').
Q4263.Which print menu option in Microsoft Word can be utilized to convert a document into a PDF file?
Correct Answer: C
You can convert a Word document to a PDF by selecting 'Print' and choosing 'Microsoft Print to PDF' as the output printer.
Q4264.Which software is specifically designed to create slide-based presentations for communication purposes?
Correct Answer: C
Microsoft PowerPoint is presentation software designed to create slide shows containing text, shapes, graphics, images, and animations.
Q4265.When applying conditional formatting in Excel, you can check conditions against which of the following?
Correct Answer: C
In Excel, conditional formatting can evaluate rules against either a static cell value (e.g., cell > 10) or a dynamic formula.
Q4266.Microsoft Office is a standard example of which category of software?
Correct Answer: A
MS Office is horizontal market software because its productivity tools (Word, Excel, PPT) are useful across a wide range of diverse industries.
Q4267.Microsoft's legacy Internet Explorer falls under which software category?
Correct Answer: C
Internet Explorer is a web browser developed by Microsoft to access and view webpages on the World Wide Web.
Q4268.What term describes using information warfare and disinformation to manipulate and undermine other nations' influence?
Correct Answer: B
Sharp power refers to using manipulative information tactics, such as state-sponsored cyber disinformation, to undermine another country's democratic systems.
Q4269.In database normalization, functional dependencies represent constraints that are based on which element?
Correct Answer: A
Functional dependencies are database constraints based on keys (typically, non-key attributes are fully functionally dependent on the primary key).
Q4270.An application program that allows a user to edit text, set page numbers, and run spell checks is a ______?
Correct Answer: C
A word processor is a sophisticated text application (like MS Word) that provides page numbers, spell checking, and formatting.
Q4271.In data processing, what represents the processed, structured, and meaningful output given by a computer?
Correct Answer: C
Information is data that has been processed, organized, and structured, providing context and value to the user.
Q4272.A structured collection of logically interrelated files stored electronically in a computer system is a _____?
Correct Answer: C
A database is a structured, logically organized collection of files and tables managed using database software (DBMS).
Q4273.Which component is used to physically open or close an electrical circuit, toggling its On/Off state?
Correct Answer: A
An electrical switch is a hardware component used to connect or break the flow of current, turning a device or circuit On or Off.
Q4274.Which component connects to the motherboard to distribute electrical power to all different parts of a computer?
Correct Answer: A
The Power Supply Unit (PSU) connects to the motherboard and converts AC mains electricity into regulated DC power for the CPU, RAM, and storage drives.
Q4275.What are hardware components in computing?
Correct Answer: C
Hardware components are the physical, tangible parts of a computer system (e.g., motherboard, CPU, chassis, and keyboard) that you can physically touch.
Q4276.Which of the following can be used for quick, single-click access to commonly used commands and tools?
Correct Answer: A
A toolbar is a graphical control containing buttons or icons that provide quick, single-click access to frequently used software commands (like Save, Copy, or Paste).
Q4277.Regarding database or spreadsheet tables, which of the following statements is correct?
Correct Answer: A
Spreadsheets and relational databases allow users to modify table structures by adding new columns (fields) or deleting unnecessary columns at any time.
Q4278.Which computer component is responsible for executing instructions and performing calculations?
Correct Answer: A
The Central Processing Unit (CPU) executes software instructions and performs calculations, acting as the primary processor ('brain') of the computer.
Q4279.In computer disk storage, what is a physical subdivision of a circular track?
Correct Answer: C
In magnetic and optical disk storage, a sector represents a physical subdivision of a concentric circular track on the disk's surface.
Q4280.On a standard computer keyboard, a numeric key is considered which type of key?
Correct Answer: C
On a standard keyboard, numeric keys are primary alphanumeric keys used for the direct input of numerical data, often clustered in a numeric keypad.