Computer set 1 MCQs
Practice interactive objective questions for this topic. Select an option to instantly verify your answer and read detailed explanations.
Q.121
In Unix/Linux environments, what defines a 'Daemon' process?
A
A process that consumes all available RAM maliciously
B
A process that manages the desktop graphical interface
C
A continuous background process operating without an active interactive terminal
D
The first process initialized by the bootloader
Q.122
What is the primary advantage of deploying an FPGA over a custom ASIC chip?
A
FPGAs can be reprogrammed in the field after manufacturing to change their logic structure
B
FPGAs consume significantly less power than ASICs
C
FPGAs are cheaper for mass production at a scale of millions of units
D
FPGAs are built entirely using open-source hardware
Q.123
What does a modern System on a Chip (SoC) integrate that a traditional PC motherboard keeps separate?
A
The keyboard and mouse controllers only
B
The CPU, GPU, memory, and major I/O controllers onto a single integrated circuit
C
The power supply and the monitor
D
The hard drive platters and the read/write heads
Q.124
Why does the NVMe storage protocol provide vastly superior IOPS performance compared to SATA AHCI?
A
NVMe relies entirely on volatile RAM caching
B
NVMe uses fiber optic cables
C
NVMe spins internal disks at 15,000 RPM
D
NVMe utilizes the high-bandwidth PCIe bus and supports massive parallel command queues
Q.125
What input limitation does 'N-Key Rollover' (NKRO) on a high-end keyboard resolve?
A
Sticky keys during long typing sessions
B
Accidental triggering of Windows shortcut keys
C
The hardware inability to register multiple simultaneous keypresses without dropping inputs (Ghosting)
D
Delayed bluetooth connection times
Q.126
What does a mouse's 'Polling Rate' specification indicate?
A
How often the mouse reports its position data to the computer per second
B
The optical sensor's resolution in dots per inch
C
The lifespan of the left-click switch
D
The frequency of the wireless battery drain
Q.127
Compared to TN (Twisted Nematic) display panels, what is the primary advantage of IPS (In-Plane Switching) panels?
A
Lower power consumption
B
Significantly superior color accuracy and wider viewing angles
C
Cheaper manufacturing cost
D
The fastest possible pixel response times
Q.128
What is the physical cause of 'burn-in' on OLED monitors and televisions?
A
Overheating of the display backlight
B
Magnetic interference from nearby speakers
C
Uneven aging and degradation of self-illuminating organic pixels displaying static elements
D
Software glitches in the GPU drivers
Q.129
How does an SLA (Stereolithography) 3D printer fundamentally construct objects differently than an FDM (Fused Deposition Modeling) printer?
A
It cuts objects from a solid block of wood
B
It melts metal wire using a high-temperature extruder
C
It uses a mechanical drill to carve objects
D
It cures photopolymer liquid resin layer by layer using an ultraviolet laser
Q.130
In biometric security evaluation, what does the False Rejection Rate (FRR) represent?
A
The percentage of legitimate, enrolled users who are incorrectly denied access by the system
B
The percentage of imposters successfully tricking the scanner
C
The amount of time it takes to scan a fingerprint
D
The error rate of physical hardware malfunctions
Q.131
What capability makes the Thunderbolt 3 interface exceptionally versatile compared to standard USB 3.0?
A
It utilizes legacy VGA analog signaling natively
B
It multiplexes PCIe data, DisplayPort video, and DC power delivery over a single USB-C cable
C
It operates strictly on fiber optic lines
D
It requires no device drivers whatsoever
Q.132
What is the function of Multi-Stream Transport (MST) in DisplayPort technology?
A
It streams video feeds directly to web platforms like Twitch
B
It converts digital signals back to analog for CRT monitors
C
It allows daisy-chaining multiple independent monitors from a single DisplayPort output on the PC
D
It synchronizes monitor audio with internal PC speakers
Q.133
In mechanical keyboard switches, what does the 'actuation point' refer to?
A
The point where the keycaps physically touch the board housing
B
The exact distance the key must be pressed downward for the electrical circuit to close and register the keystroke
C
The force required to remove the keycap from the switch stem
D
The point at which the RGB LED reaches maximum brightness
Q.134
How are 2D QR codes able to be successfully scanned even if they are partially obscured or damaged?
A
They rely on cloud AI to guess the missing pixels
B
The scanner connects via Bluetooth to verify the missing data
C
The central square acts as a redundant backup of the whole code
D
They utilize Reed-Solomon error correction algorithms mathematically embedded in the data grid
Q.135
What is the primary technical difference between a passive capacitive stylus and an active stylus used on tablets?
A
An active stylus communicates electronically with a digitizer layer in the screen, providing pressure sensitivity and palm rejection
B
An active stylus physically dispenses real ink onto a specialized glass screen
C
A passive stylus requires a bluetooth connection, whereas an active one does not
D
An active stylus only works on resistive touchscreens
Q.136
In MS Word, what unique formatting problem does the 'Style Separator' (Ctrl+Alt+Enter) solve?
A
It splits tables across multiple pages automatically
B
It allows two different language dictionaries to run simultaneously
C
It allows two distinct paragraph styles (like a Heading and Body Text) to exist on the exact same visual line
D
It separates footnotes from endnotes
Q.137
What is the purpose of the 'Quick Parts' feature in Microsoft Word?
A
To instantly summarize long documents using AI
B
To store and quickly insert reusable pieces of content, such as formatted text, fields, and document properties
C
To compress the document file size for email
D
To automatically repair corrupted save files
Q.138
In advanced MS Word font settings, what specific typographic adjustment does 'Kerning' perform?
A
It dynamically adjusts the specific horizontal space between certain pairs of characters (like 'A' and 'V') to make them visually pleasing
B
It adjusts the vertical space between lines in a paragraph
C
It scales the font width uniformly across a whole sentence
D
It applies a subtle drop shadow to bold text
Q.139
Which MS Word paragraph formatting option prevents a document heading from printing by itself at the bottom of a page?
A
Page Break Before
B
Suppress Line Numbers
C
Keep lines together
D
Keep with next
Q.140
Which document view in MS Word is specifically designed to allow users to easily expand, collapse, and drag-and-drop structural heading levels?
A
Print Layout View
B
Outline View
C
Web Layout View
D
Draft View
Q.141
During a Mail Merge in MS Word, what does utilizing an IF...THEN...ELSE rule allow you to do?
A
Filter out invalid email addresses
B
Stop the merge process if an error occurs
C
Insert conditional text into the final document based on the specific value of a data field
D
Change the document margins depending on page length
Q.142
When generating an Index at the end of a large MS Word manuscript, what is a Concordance File used for?
A
To automatically cross-reference specific words and phrases defined in an external table to generate index entries in bulk
B
To ensure spell-check agrees with British English standards
C
To map keyboard shortcuts for blind users
D
To encrypt the document password
Q.143
If you want a portion of a single page in MS Word to be formatted in three columns, while the rest of the page remains a single column, what must you insert?
A
A Page Break
B
A Text Box
C
A Table with invisible borders
D
A Continuous Section Break
Q.144
Why is the 'Normal.dotm' file frequently targeted by sophisticated macro viruses?
A
Because it contains plain text passwords by default
B
Because it is the global default template, meaning infecting it will silently infect every new document created thereafter
C
Because it stores the Windows OS registry keys
D
Because it disables the firewall upon opening
Q.145
What critical underlying function does the Pilcrow (¶) character serve when displaying hidden formatting marks in MS Word?
A
It marks the exact physical center of the document
B
It indicates a spell-check dictionary error
C
It physically contains all the paragraph-level formatting properties (margins, alignment) for the text preceding it
D
It locks the document against editing
Q.146
When copying text from a website into MS Word, which 'Paste Special' option ensures the text perfectly adopts the existing formatting of the Word document?
A
Unformatted Text
B
HTML Format
C
Rich Text Format (RTF)
D
Keep Source Formatting
Q.147
From a structural standpoint in MS Word, where does a custom Watermark actually reside?
A
In the Footnote separator layer
B
It is an image graphically anchored to the Header layer and set to appear behind text
C
In an external linked template file
D
It modifies the monitor's display gamma
Q.148
Why do advanced Excel users typically prefer the combination of INDEX and MATCH over a standard VLOOKUP function?
A
INDEX/MATCH works offline while VLOOKUP requires internet
B
INDEX/MATCH supports dynamic conditional formatting
C
INDEX/MATCH can lookup values to the left of the search column and does not break if new columns are inserted
D
INDEX/MATCH requires less RAM because it limits array sizes to 100 rows
Q.149
In modern versions of MS Excel, what happens if an XLOOKUP function is designed to return an array of multiple values?
A
It throws a #VALUE error
B
It concatenates the results into a single comma-separated cell
C
It forces the user to press Ctrl+Shift+Enter
D
It automatically 'spills' the results into adjacent empty cells
Q.150
Which tool on the Formulas ribbon is best used to debug a complex, deeply nested Excel formula by showing intermediate calculation steps?
A
Evaluate Formula
B
Error Checking
C
Trace Precedents
D
Watch Window