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Showing 17 results for “hr”. More results are available below.

Certifications

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HRCI · Current catalog entry

APHR · Associate Professional in Human Resources

For people starting an HR career; proves foundational knowledge with no prior HR experience required.

HRCI · Current catalog entry

APHRi · Associate Professional in Human Resources - International

Explore Associate Professional in Human Resources - International. Review the provider’s exam requirements and preparation guidance before booking.

Cisco · Current catalog entry

CCST-SEC · Cisco Certified Support Technician Cybersecurity

…iring security techs; proves basic security concepts, threats and controls.

CFA Institute · Current catalog entry

CFA-L1 · CFA Level I

First of three CFA exams; proves broad knowledge of investment tools, ethics and financial reporting.

Mini-lessons

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A+ · Hardware

RAID levels: 0 stripes, 1 mirrors, 5 needs 3, 10 needs 4

…AID 5 stripes with distributed parity across at least three drives, survives one failure and loses one drive's worth of capacity. RAID 6 adds a second parity block, needs four drives and sur…

A+ · Networking

169.254.x.x means DHCP failed; know the private ranges

…s from RFC 1918 are 10.0.0.0/8, 172.16.0.0/12 (172.16 through 172.31) and 192.168.0.0/16; they are not routable on the internet and rely on NAT at the router. 127.0.0.1 is loopback. A static…

Career paths

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Career path

AWS Cloud

AWS from the practitioner overview through associate architecture and development to the professional architect exam.

Career path

Apple security with Jamf Protect

…ndamentals and Jamf Pro administration, then progress through Protect Tech and Admin. Jamf 370 requires current Jamf 200 certification; 170 and 270 are recommended preparation.

Career path

Finance

Study resources

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CKA · Kubernetes · Free

Learn Kubernetes Basics

Work through deployment, scaling and updates, then explore your exam topics in the documentation. Match the exam’s Kubernetes version. These are foundations; cloud-hosted practice clusters c…

CKAD · Kubernetes · Free

Learn Kubernetes Basics

Work through deployment, scaling and updates, then explore your exam topics in the documentation. Match the exam’s Kubernetes version. These are foundations; cloud-hosted practice clusters c…

CKS · Kubernetes · Free

Learn Kubernetes Basics

Exam deals

AWS · 50% off + a bonus exam

Start with AI. Add cloud for free.

Save on AWS AI Practitioner. Pass with the campaign code and unlock a Cloud Practitioner attempt at no charge.

People search uses public names, handles and headlines. Private and unlisted profiles are excluded. Your goals are visible only to you in search.

A+ · Networking

Wi-Fi bands: 2.4 GHz reaches far, 5 and 6 GHz go fast

…netrates walls best and reaches furthest but has only three non-overlapping channels (1, 6, 11) and shares the band with microwaves and Bluetooth, so it is slow and congested. 5 GHz offers m…

A+ · Mobile Devices

Laptop display types: LCD needs a backlight, OLED does not

…s add touch and pen input on top of the panel. Cables through the hinge fail from repeated flexing, causing flicker when the lid moves.

The three CFA levels in order; the standard route to the charter for investment analysts and portfolio managers.

Career path

People Ops

HR from first job to senior leadership: the HRCI entry credential, then SHRM's professional and senior certifications.

Work through deployment, scaling and updates, then explore your exam topics in the documentation. Match the exam’s Kubernetes version. These are foundations; cloud-hosted practice clusters c…

CTIA · MITRE · Free

ATT&CK knowledge base

Connect observations to documented adversary behavior and detection ideas. Validate techniques and telemetry in your own authorized lab; the framework is not an exam blueprint.