Introduction to System Administration Exam Questions with complete Solutions Rated A+
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System Administration
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System Administration
Introduction to System Administration Exam Questions with complete Solutions Rated A+
system administration - Answers branch of engineering that concerns the operational management of human-computer systems
system administration - Answers refers to the management of one or more hardware and softw...
Introduction to System Administration Exam Questions with complete Solutions Rated A+
system administration - Answers branch of engineering that concerns the operational management of
human-computer systems
system administration - Answers refers to the management of one or more hardware and software
systems ensuring that the systems are running efficiently and effectively
system administrator - Answers system administration task is performed by
System Administrator Roles - Answers Create and manage user accounts
System Administrator RoleS - Answers Configuring and maintaining hardware and software
System Administrator RolEs - Answers Providing end-user support
system Administrator RolEs - Answers Perform backup and restore operations
SYstem Administrator RolEs - Answers Maintain documentation and licenses
SYstem AdministratoR RolEs - Answers System planning ✓Scaling the system ✓Assessing new
technologies ✓Anticipate and avoid problems
SYstem ADministratoR RolEs - Answers Security Management Monitor system usage and performance
and managing resources (disk, memory , CPU)
SYsteM ADministratoR RolEs - Answers Troubleshoot and repair system problems; and determine,
locate, and repair/replace problem components Perform upgrades/patches, and test devices and
schedule downtime to manage devices.
Challenges - Answers Poor quality control in software or procedures. Problems in operating systems and
their subsystems. Unfortunate clashes between incompatible software Inexplicable phenomena, cosmic
rays, viruses and other attacks
Handling hardware - Answers Read instructions •Instructions are there for a reasons Identify or use
correct connectors/cables. • Many manufacturers use cables which look similar, superficially, but which
actually are different.
Handling hardwarE - Answers Use safety gears • Before touching any computer components, make sure
that you wear safety shoes and gloves. Use correct memory modules and disk.
Data Center - Answers ➢is a facility used to house computer systems and associated components, such
as telecommunications and storage systems
Data CenteR - Answers ➢is a facility that centralizes an organization's IT operations and equipment, as
well as where it stores, manages, and disseminates its data.
, rack - Answers contains multiple mounting slots called bays, each designed to hold a hardware unit
secured in place with screws
rack server - Answers has a low-profile enclosure, in contrast to a tower server, which is built into an
upright, standalone cabinet
Power - Answers is needed to keep all equipment up and running. Data centers usually have redundant
electricity and often a backup generator to provide reliable power in case of power outage.
uninterruptible power supply (UPS) - Answers ensures that the quality remains constant even after a
power outage
Computers and systems - Answers are connected to the internet connection to enable the access of IT
solutions.
Data - Answers is distributed to and from the server by a system of network switches.
Network connectivity - Answers Depending on the density, a data center can have one or more switches
per rack.
Security system - Answers Data centers usually have a range of security devices to limit access to the
virtual environment and physical building.
server room - Answers is protected by several technologies to mitigate damage from storms and reduce
seismic movement from earthquakes.
Security systeM - Answers They also have fire safety systems to prevent damage from external and
internal fires.
monitoring systems - Answers Data centers usually have this to help operators manage the working
environment.
Monitoring systems - Answers help monitor energy consumption, temperature, and relative humidity.
Cooling system - Answers In a data center, computing equipment usually emit a considerable amount of
heat.
cooling systems - Answers help prevent overheating, use water, glycol, and chilled air to cool the room.
Policies and procedures - Answers data center operators are guided by a set of this that helps maintain
efficiency within the facility.
ORGANIZATIONAL POLICIES - Answers the sysadmin has to think carefully about computer security and
whether or not to allow access to certain users
IT INFRASTRUCTURE SERVICES - Answers the services that are potentially used in an organization like file
storage, email, web content
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