MCQs

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Overall MCQs for Reference

What is the primary connector for delivering power to a modern server motherboard?
a. Molex
b. 8-pin CPU
c. SATA
d. 24-pin ATX
Answer: dlinklieo+2
Which connector is commonly used to supply power to server CPUs?
a. PCIe
b. 24-pin ATX
c. 8-pin (4+4) CPU
d. SATA
Answer: cwayground+1
What kind of connector is typically used to provide power to SATA drives?
a. Molex
b. PCIe
c. Floppy
d. SATA power connector
Answer: dbuildcomputers+1
Which connector is often used for extra power to high-end GPUs in servers?
a. Molex
b. PCIe 8-pin
c. Floppy
d. SATA
Answer: blinklieo
The legacy connector used to power IDE hard drives and optical drives is called:
a. PCIe
b. USB
c. Molex 4-pin
d. SATA
Answer: cbuildcomputers+1
A modular power supply allows users to:
a. Use only needed cables
b. Fix connectors permanently
c. Convert DC to AC
d. Share connectors with multiple devices simultaneously
Answer: awayground+1
The standard number of pins for a typical ATX motherboard power connector is:
a. 8
b. 20
c. 24
d. 10
Answer: cwayground+1
Which connector delivers power specifically to PCI Express cards?
a. Molex
b. PCIe 6/8-pin
c. SATA power
d. USB
Answer: blinklieo+1
A device for providing temporary backup power during outages is called:
a. PSU
b. ATX
c. UPS
d. PCIe
Answer: cwayground
The 4-pin connector sometimes used on older motherboards is called:
a. PCIe 4-pin
b. Peripheral
c. ATX12V (P4)
d. SATA
Answer: cbuildcomputers
Molex connectors are mainly used to power which of these devices?
a. SSDs
b. Case fans
c. USB hubs
d. Motherboards
Answer: blinklieo+1
Server power supplies usually output which type of current:
a. AC
b. DC
c. Three-phase
d. Pulsed
Answer: bwayground
Which connector is L-shaped and offers keyed fitting to avoid misconnection?
a. PCIe
b. SATA power
c. RJ45
d. ATX
Answer: blinklieo
The term “20+4 pin connector” refers to:
a. USB port
b. PS/2 port
c. Flexible main ATX connector
d. Floppy connector
Answer: cmoddiy+1
Which connector is now considered obsolete but may still appear on modern PSUs?
a. USB-C
b. Molex
c. Floppy (Berg) connector
d. RJ11
Answer: cbuildcomputers
Which voltage is NOT commonly supplied by a server PSU?
a. +3.3V
b. +5V
c. +12V
d. +24V
Answer: dwayground
What’s the main purpose of the 8-pin CPU connector?
a. Video output
b. CPU power
c. Audio input
d. CMOS backup
Answer: bwayground+1
Which of these is usually NOT a feature of modular PSUs?
a. Removable cables
b. Improved airflow
c. Non-removable cables
d. Custom cable arrangements
Answer: cwayground+1
SATA power connectors can have how many pins?
a. 4
b. 15
c. 7
d. 8
Answer: bbuildcomputers+1
Which component would use a PCIe 8-pin connector?
a. Additional fan
b. High-end GPU
c. RAM module
d. Hard disk drive
Answer: blinklieo
Which connector is known as the main power connector for the ATX standard?
a. PCIe 6-pin
b. 20/24-pin
c. SATA data
d. USB 3.0
Answer: bmoddiy+1
The Molex connector is also known as:
a. FDD connector
b. Peripheral connector
c. PCIe connector
d. SATA connector
Answer: bbuildcomputers+1
Newer server PSUs supporting multiple CPUs may have:
a. Two 20-pin connectors
b. Two or more 8-pin CPU connectors
c. A single Molex
d. HDMI outputs
Answer: blinklieo
Which connector type supports hot-swap for drives?
a. Molex
b. SATA power
c. Floppy
d. VGA
Answer: blinklieo
What is the main danger of using improperly rated power connectors?
a. System speed increase
b. Data corruption
c. Fire hazard and hardware damage
d. Better overclocking potential
Answer: clinklieo
“EPS12V” connectors are primarily used for:
a. PCIe cards
b. Extra motherboard CPU power
c. Fans
d. Storage drives
Answer: blinklieo
The 6-pin PCIe connector can provide up to:
a. 35W
b. 75W
c. 100W
d. 250W
Answer: blinklieo
Which of these enhances PSU-to-server compatibility?
a. Quality cables
b. ATX standard adherence
c. Proper cable management
d. All of the above
Answer: dlinklieo
Redundant power supply units are used to:
a. Split data signal
b. Share power load and provide backup
c. Speed up CPU
d. Enhance case ventilation
Answer: bwayground
A “Berg” connector is used for:
a. Memory modules
b. Floppy drives
c. CPUs
d. Fans
Answer: bbuildcomputers
The 20-pin ATX connector was replaced by:
a. 20+4 pin
b. PCIe 8-pin
c. USB 2.0
d. SATA
Answer: amoddiy+1
Which device uses SATA power but not Molex?
a. IDE HDD
b. SSD
c. Old case fan
d. ISA card
Answer: bbuildcomputers+1
What does a “split rail” mean in a server PSU?
a. Cable division
b. Multiple +12V outputs
c. Separate data lines
d. Chained PCIe ports
Answer: blinklieo
Modular PSU designs improve:
a. Data transfer speed
b. Power pin count
c. Cable management and airflow
d. CPU clock rate
Answer: cwayground+1
Which port would NEVER provide power?
a. SATA power
b. USB-C
c. VGA
d. PCIe
Answer: clinklieo
Which connector is essential for dual CPU motherboards?
a. Two Molex
b. Two 8-pin CPU
c. Dual USB
d. RJ45
Answer: blinklieo
For a rack server with redundant PSUs, power is:
a. Only active in one PSU
b. Split for failover and reliability
c. Wired only to backup
d. Run through the GPU first
Answer: bwayground
The “SFX” standard refers to the size of:
a. Power supply
b. Connectors
c. RAM slot
d. Storage size
Answer: alinklieo
Which server connector would be used for high-capacity SSD arrays?
a. PCIe
b. SATADOM
c. SATA power
d. PS/2
Answer: clinklieo
Which cable is not hot-pluggable?
a. SATA power
b. Molex
c. PCIe
d. USB 3.0
Answer: blinklieo
Main benefit of a “single rail” PSU:
a. Simpler voltage regulation/safety
b. More cables
c. Lower cost hard drives
d. Redundant pathways
Answer: alinklieo
Which color wire usually supplies +12V in an ATX connector?
a. Black
b. Red
c. Yellow
d. Blue
Answer: cmoddiy
Modular PSUs primarily benefit:
a. Cable management
b. CPU thermal control
c. BIOS updates
d. 3.3V rails
Answer: awayground+1
What connector powers traditional optical drives?
a. SATA power
b. Molex
c. Berg
d. Firewire
Answer: bbuildcomputers+1
PCIe power connectors can be:
a. 3-pin/5-pin
b. 6-pin/8-pin
c. 10-pin/12-pin
d. 15-pin/22-pin
Answer: blinklieo
What is the typical use-case for a 4-pin Molex in servers today?
a. Data transmission
b. Legacy peripherals like fans or pumps
c. USB ports
d. CPU overclocking
Answer: blinklieo
The EPS12V standard is mostly found in:
a. Desktop PSUs
b. Enterprise server PSUs
c. Laptop adapters
d. Mobile phone chargers
Answer: blinklieo
What is the main advantage of redundant PSUs?
a. Lower cost
b. High availability and uptime
c. Redundant data storage
d. Automatic fan speed
Answer: bwayground
Which connector has 4 large pins and is keyed to prevent misconnection?
a. SATA data
b. 4-pin Molex
c. PCIe
d. USB
Answer: bbuildcomputers+1
When should you consider upgrading server power connectors?
a. During case replacement
b. Adding high-power components or changing PSU
c. RAM expansion
d. Cooling fan upgrade
Answer: blinklieo

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