Dumps Moneyack Guarantee – CDCS-001 Dumps UpTo 50% Off [Q18-Q35]

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Dumps Moneyack Guarantee – CDCS-001 Dumps UpTo 50% Off

Updated Feb-2023 Pass CDCS-001 Exam – Real Practice Test Questions

QUESTION 18
Which one of the following measures the real power drawn by the load equipment?

Watts

Amps

Volts

Amperes

Explanation
Watts measures the real power drawn by the load equipment and is determined by multiplying the volts and amps of the load

QUESTION 19
Which one of the following Volt Configurations support commercial environments and data centers?

Single phase 120V and 240V

Single phase 240V

3-phase 280V

Single phase 120V

QUESTION 20
The distance that a signal’s energy can travel in the time it takes for one cycle to occur is called the signal’s:

amplitude

frequency

wavelength

period

Explanation
Wavelength is a measure of the distance that a signal’s energy can travel in the time it takes for one cycle of the signal to occur. It is calculated by dividing the speed of light by the frequency of the signal. Wavelength is generally expressed in meters (m).

QUESTION 21
True or False: Fuel availability generally dictates the type of standby generator selected

True

False

Explanation
Fuel availability generally dictates the type of standby generator selected as different types of generators use different types of fuel. For example, gasoline generators are typically used in residential or small commercial applications, while diesel generators are usually used in larger industrial and commercial applications. Propane or natural gas generators may also be used, depending on the availability of fuel sources.

QUESTION 22
____________ is a systematic variation of the voltage wave form or a series of random voltage changes of small dimensions.

Voltage fluctuation

Voltage truncation

Frequency variation

Standby variation

Explanation
Voltage fluctuation is a systematic variation of the voltage waveform or a series of random voltage changes of small dimensions that occur over a period of time. Voltage fluctuation can be caused by a variety of factors, such as changes in demand, changes in the power system, faults on the power system, or the switching of large loads.

QUESTION 23
A __________ generator system is a combination of an electrical generator and a mechanical engine mounted together to form a single piece of equipment.

passive

standby

active

software

Explanation
A Standby Generator System is a combination of an electrical generator and a mechanical engine mounted together to form a single piece of equipment. The generator provides power to essential appliances and equipment in the event of a power outage. Standby Generator Systems are usually powered by gasoline, diesel, natural gas, or propane, and they are designed to be able to be activated quickly in the event of an emergency.

QUESTION 24
Which type of power can be a source available to the data center that takes over the function of supplying when utility power is unavailable?

Standby

Passive

Active

Alternate

Explanation
Standby power, also known as backup power, is a type of power that can be a source available to the data center that takes over the function of supplying when utility power is unavailable. Standby power systems are designed to provide power to critical loads in the event of a power outage, and can include generators, uninterruptible power supplies (UPS), and batteries. Standby power systems can be used to provide power to the data center for a short period of time, such as a few hours or days, until utility power is restored.
Passive, Active and Alternate are not specific type of power sources used in data center. They are terms used in different context and have different meaning.

QUESTION 25
__________ represents the maximum power cable of being drawn by the equipment.

VA rating

Power rating

Star rating

Grade rating

Explanation
Power rating represents the maximum power that can be drawn by the equipment. It is usually measured in watts (W) or kilowatts (kW) and represents the maximum amount of power that the equipment can consume without causing damage to the device or the power source.
VA rating (Volt-Ampere rating) is a measure of the apparent power in a circuit, which is the product of the voltage and current in the circuit. It is often used to describe the power handling capability of electronic devices and equipment.
Star rating is a rating system used to indicate the energy efficiency of electrical devices and equipment. The rating ranges from 1 to 5 stars, with 5 stars indicating the most energy-efficient device.
Grade rating is a rating system used to indicate the quality of electrical devices and equipment. It is used in different industry and can indicate the quality of electronic component and material used in equipment.

QUESTION 26
Which one of the following describes the amount of resistance electricity encounters?

Ohm

Ampere

Volts

Watts

Explanation
Ohm () describes the amount of resistance electricity encounters. It is one of the base units of the International System of Units (SI), and is defined as the amount of resistance that a conductor has when a force of one volt is applied across it. Ohms are used to measure the electrical resistance of a circuit, and can be used to determine the power of a circuit or the amount of current flowing through it.

QUESTION 27
Which power distribution component is often used when many electrical devices are enclosed proximity especially with audio, video and computers?

Power distribution units (PDU)

Outlet strips

Server plug

Backup server

Explanation
The best option for enclosing many electrical devices in proximity, especially with audio, video and computers, is Power Distribution Units (PDUs). PDUs are designed to provide power to multiple devices using a single power source, such as a wall outlet or a generator, while providing protection against power surges.
PDUs are generally equipped with multiple outlets to allow for a variety of electrical devices to be connected and powered simultaneously.

QUESTION 28
Which one of the following is a Physical Security Device?

Access Key

Contactless smart card

Token card

Fiber optic cable

Explanation
A contactless smart card is a physical security device that uses radio frequency identification (RFID) technology to identify and authenticate an individual. This type of card is used in a variety of applications, such as access control systems and digital payment systems. It is also used in physical access control systems, where the card is used to unlock doors or grant access to restricted areas. Contactless smart cards are also used in building access systems, where the card is used to grant access to certain areas of the building.

QUESTION 29
Data Center Precision Cooling Systems maintain temperature within _____________ degree(s) of their design set point.

QUESTION 30
Which system in Air Distribution System takes the hot exhaust air from the IT equipment to the CRAC

Return system

Supply system

Maintenance system

Regulation system

Explanation
The return system in an air distribution system takes the hot exhaust air from the IT equipment and returns it to the Computer Room Air Conditioner (CRAC) unit. The CRAC unit cools the hot exhaust air and recirculates it back into the data center. The return system typically includes ducts, grills, and other components that allow the hot air to be efficiently and effectively returned to the CRAC unit.
Supply system is responsible for bringing in the cooled and filtered air from the CRAC unit to the data center.
Maintenance system and regulation system are not related to air distribution system in the data center.

QUESTION 31
Which component is designed to protect electrical equipment from damage caused by overload or short circuit?

Transfer Switch

Stabiliser

Transient

Circuit Breaker

Explanation
A circuit breaker is a device designed to protect electrical equipment from damage caused by overload or short circuit. Circuit breakers are designed to detect when too much current is flowing through a circuit and to shut the circuit off when that happens. This protects the equipment from damage due to overloading or short circuiting, and it also helps prevent fires and other accidents.

QUESTION 32
Which one of the following is an overall consideration for physical security?

Apply the technology

Apply the solution

Identify the problem

Define the problem

Explanation
Defining the problem is an important overall consideration for physical security. This process involves identifying and analyzing the threats and vulnerabilities that could potentially affect the security of the system, as well as determining what steps need to be taken to mitigate these risks. This process should be done before any other steps are taken to ensure physical security, as it helps to ensure that the security measures are tailored to the specific needs of the system.

QUESTION 33
What is a Data Center?

A building or portion of a building whose primary function is to research new data.

A room in a building dedicated to monitoring data and information.

A building or a portion of a building whose primary function is to house a computer room and its related support areas

A building or a portion of a building where debugging takes place

Explanation
A building or a portion of a building whose primary function is to house a computer room and its related support areas. A Data Center is a secure, temperature-controlled environment that houses computer systems, equipment, and associated components. It is typically used to store, process, and distribute large amounts of data and information. Data Centers typically include server racks, storage arrays, network switches, firewalls, and other components necessary for the operation of computer systems.

QUESTION 34
AC is more easily distributed than DC. This is because:

AC can be transmitted using lighter wires.

DC needs wires to be totally insulated, while AC wires can be bare, hung from insulator on pylons.

AC can be transformed from a low voltage to a high voltage and back again with a transformer. DC cannot.

Wires have less resistance if they are carrying AC

Explanation
AC can be transformed from a low voltage to a high voltage and back again with a transformer, while DC cannot. This makes it easier to distribute AC electricity over long distances and is why it is used more widely than DC electricity. A and B are also true, as wires carrying AC can be bare and don’t need to be totally insulated. Wires have less resistance when carrying AC electricity, which is why it is more efficient than DC.

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