Computer — All MCQs
4795 questions available
Q4481.While a traditional computer mouse must be moved over a table surface, a trackball pointing device remains ______?
Correct Answer: A
A trackball is a stationary pointing device featuring a exposed ball rotated directly by the user's fingers, requiring no desk movement.
Q4482.In MS PowerPoint, which object button is specifically used to navigate to a different slide, file, website, or play a sound when clicked?
Correct Answer: A
PowerPoint 'Action Buttons' are pre-defined shape objects (located under Insert > Shapes) assigned with custom hyperlink or execution triggers.
Q4483.In relational database theory, what is a set of all possible permissible values for a database column or attribute called?
Correct Answer: A
A Domain represents the set of all unique, valid values that a particular table column/field is allowed to store.
Q4484.The term 'Cyber Warfare' generally encompasses which of the following technological actions?
Correct Answer: D
Cyber warfare is the use of digital attacks by one nation-state to disrupt, disable, or destroy the computer and information systems of another.
Q4485.The actual time taken by a computer processor to complete a specific job or execute an instruction is called?
Correct Answer: D
Execution time (or CPU time) is the duration from the start to the completion of processing a task or program instruction.
Q4486.In Microsoft Word, what built-in reference tool is used to find synonyms and alternative word choices?
Correct Answer: C
The Thesaurus tool in Microsoft Word suggests alternative words or synonyms to improve writing style and vocabulary.
Q4487.What is the default file format extension used to save Microsoft Excel spreadsheets in Excel 2007 and later?
Correct Answer: A
Starting with Excel 2007, Microsoft introduced the open XML standard file format extension '.xlsx' as the default.
Q4488.In which global technology sector is Microsoft recognized as the largest and most influential company?
Correct Answer: C
Microsoft Corporation is a leading multinational technology company famous for its software products, including the Windows OS and Office suite.
Q4489.In computer architecture, what does the abbreviation EEPROM stand for?
Correct Answer: A
EEPROM stands for Electrically Erasable Programmable Read-Only Memory, which is non-volatile memory that can be erased and rewritten electrically.
Q4490.In an email client interface, what does a 'paper clip' icon traditionally indicate?
Correct Answer: B
The paperclip icon is the universal symbol used in email applications to show that a separate file (document, picture) is attached to the message.
Q4491.In Microsoft Excel, what does formatting text using the 'PROPER()' function do?
Correct Answer: B
The PROPER() function capitalizes the first character of each word in a text string and converts all other letters to lowercase.
Q4492.In which ribbon tab of a standard word processor are document proofing features like the spell checker found?
Correct Answer: D
The Review Tab on the ribbon contains document reviewing, proofing, language, translation, and spell check features.
Q4493.What is the most basic, fundamental unit of digital system information in computing?
Correct Answer: B
A bit (binary digit) is the most basic unit of information in digital systems, representing either a 0 or a 1.
Q4494.In which contexts can synchronization occur in modern computing architectures?
Correct Answer: C
Synchronization occurs in hardware (e.g., clock signals, memory access) and software (e.g., multithreading, database locking) to ensure orderly operations.
Q4495.In which of the following contexts can synchronization occur in modern computing systems?
Correct Answer: C
Synchronization can occur in both hardware and software contexts to ensure that different components or processes operate in harmony.
Q4496.What is the smallest heading tag in Hypertext Markup Language (HTML)?
Correct Answer: D
In the standard HTML heading tag hierarchy, heading tags range from H1 to H6. In the provided list of options (H1, H2, H3, H4), H4 is the smallest heading tag.
Q4497.When you open a spreadsheet in Microsoft Excel, what is the topmost bar of the application window called?
Correct Answer: A
When a new workbook is opened in Microsoft Excel, the Title Bar appears at the very top of the screen and displays the name of the open workbook.
Q4498.Capping is a graphical technique related to which of the following media types?
Correct Answer: C
Capping (often used interchangeably with cropping) is related to images and involves trimming or cutting out parts of a digital image.
Q4499.To access and interact with a mainframe computer system, users typically utilize which of the following devices?
Correct Answer: C
A terminal is a physical device or software application used to connect to and interact with a centralized mainframe computer system.
Q4500.Which of the following elements can be added to a Microsoft Word document using the Insert tab?
Correct Answer: D
The Insert tab on the Microsoft Word ribbon allows users to add various elements, including tables, pictures, and clip art.