Entry Cisco · Exam 100-140

Cisco CCST IT Support (100-140) Study Guide

The Cisco Certified Support Technician (CCST) IT Support is Cisco's direct answer to CompTIA A+ — one $125 exam instead of two ~$274 vouchers, covering real help-desk work: tickets and SLAs, hardware, Windows/macOS/mobile troubleshooting, connectivity, security threats, and remote-support tools. The catch is recognition: A+ has decades of HR mindshare; this is the newcomer.

Overview

Level

Entry

Vendor

Cisco

Audience

Students whose schools offer it, career changers for whom A+'s ~$550 exam cost is a genuine barrier, and anyone who wants a legitimate, current help-desk credential at the lowest possible price. English-only exam — worth knowing for non-native speakers who'd prefer A+'s language options.

Why get CCST IT Support

The math and the material. One exam at $125 versus A+'s two exams at ~$274 each is a real difference when you're funding your own start. And the content is genuinely job-relevant — more current than A+ in spots: ticket queues, SLAs and KPIs, remote-support tooling, even using AI as a support tool, which reflects what 2026 help desks actually look like. The honest catch: almost no job filter searches for CCST IT Support yet. A+ appears in a huge share of support listings; this appears in almost none. Recognition is growing through the high-school pipeline and it carries ACE college-credit recommendation, but a hiring manager who hasn't heard of it won't weight it like A+. A CCST plus a good homelab story beats no cert — it doesn't yet beat A+.

Salary expectations

Typical salary range

$38,000 – $52,000 (entry help desk)

Maps directly to help desk technician and IT support specialist roles at roughly $38–52K U.S. entry — the same seats A+ feeds, because it competes head-on with A+ for exactly these jobs. The cert doesn't set the pay; availability, communication, and any customer-service history move entry offers more than the badge choice does.

When to get CCST IT Support

When budget decides: if ~$550 in A+ vouchers is the barrier between you and a first credential, CCST IT Support at $125 is the legitimate alternative — take it, apply anyway, and let the interview carry you. When your school offers it: free-to-you plus ACE credit is an easy yes. When you're job hunting within six months in a market that lists A+ by name: save toward A+ instead, or do the Google IT Support Certificate first and use its 30% A+ discount. Note this cert bridges sideways (to CCST Networking or Cybersecurity), not upward — unlike CCST Networking, there's no natural Cisco follow-on above it.

Exam details

Exam Quick Reference

Exam Code
100-140
Vendor
Cisco
Level
Entry
Duration
50 minutes
Format
40–50 questions (multiple choice plus performance-based items), via Certiport or Pearson VUE (test center or OnVUE online). English only. Unlimited retakes, instant results. Passing score not published.
Questions
40–50 questions

Renewal: Same 2025 policy as all CCSTs: earned on/after July 15, 2025 = 5-year validity (exam-only renewal); earned before = lifetime. CE credits don't apply.

Facts on this page last verified July 2026 against official Cisco sources.

Skills covered

The Job Itself (Domains 1 & 6)

  • Ticketing systems, SLAs, KPIs — the metrics help desks live by
  • Professional communication and active listening (yes, it's graded)
  • Documentation habits that make tier-2 love you
  • Remote-support tools and session etiquette
  • Using AI assistants as a support tool — new, and genuinely current

Hardware & Connectivity (Domains 2–3)

  • Diagnosing hardware issues: power, storage, memory, peripherals
  • Basic networking from the support seat: Wi-Fi, DNS, DHCP symptoms
  • Resource-access problems: shares, printers, permissions
  • The isolate-and-escalate discipline
  • When it's the cable (it's often the cable)

Operating Systems, Apps & Threats (Domains 4–5)

  • Windows, macOS, and mobile troubleshooting workflows
  • Application issues: installs, updates, crashes, profiles
  • Common threats a help desk sees first: phishing, malware symptoms
  • Prevention basics and when to sound the alarm
  • Account security: resets, MFA, lockouts done right

Step-by-step study path

This sequence reflects what consistently works. Follow it in order—don't skip ahead.

  1. 1

    Work the free official path

    NetAcad's IT Support Specialist path (~30 hours, free) is the official prep. Supplement with the free mini-courses — Computer Hardware Basics (6h), Operating Systems Basics (12h), IT Customer Support Basics (4h) — which map directly onto the blueprint domains.

  2. 2

    Read the actual blueprint PDF

    The 100-140 blueprint is the newest and least-covered CCST — third-party prep is thin, so the official topic list matters more here than usual. Six domains, no published weights. Note the soft-skills content: communication is genuinely tested.

  3. 3

    Build the homelab story

    This cert plus a demonstrable story beats the cert alone: wipe and rebuild an old PC, set up remote-desktop access, document three 'tickets' you solved at home in write-up form. That's your interview material — the exam's troubleshooting scenarios get easier too.

  4. 4

    Demo the interface, then book

    Certiport's free Test Drive first, then book via Certiport (schools) or Pearson VUE (individuals — test center or online from home). Remember it's English-only, unlike the other two CCSTs.

  5. 5

    Apply immediately — don't wait for more certs

    Help desk is the one genuinely entry-level IT tier. CCST + homelab story + any customer-service history is an application-ready package. Apply while momentum is high; add A+ later if your market demands it.

  6. 6

    Branch deliberately from here

    CCST IT Support has no Cisco follow-on above it — the bridges run sideways: CCST Networking → CCNA if infrastructure pulls you, CCST Cybersecurity → Security+ if defense does. Six months of real tickets will tell you which. Our Help Desk Technician path maps both exits.

Ready for a structured course?

A top-rated course covers every CCST IT Support exam domain in order. See the paid resources section below for options and pricing.

View course options →

Free resources

Vouchers & exam cost

$125 flat, one exam (versus ~$548 for A+'s two at mid-2026 pricing). No discounts; the price is the point.

Frequently asked questions

CCST IT Support or CompTIA A+ — the honest answer?

A+ if your job market lists it and you can afford ~$548 for both exams — three decades of HR mindshare is worth real money. CCST IT Support if budget is the barrier, your school offers it, or you want current, job-relevant material for $125 and are willing to let the interview do more work. Middle path many take: Google IT Support Certificate first (~$150), then its 30% A+ discount, then both on the resume.

Do employers recognize CCST IT Support?

Honestly, mostly not yet. It's the newest CCST (launched 2024), appears in very few job filters, and is English-only. Recognition is growing through the high-school CTE pipeline and it carries ACE college-credit recommendation — but today its value is proof of readiness plus the Cisco brand, not keyword matches. Pair it with a homelab story and apply anyway; help desk hiring forgives thin credentials more than any other IT tier.

What makes it different from A+ in content?

It's leaner (one 50-minute exam vs two 90-minute ones) and more current in spots — ticketing/SLA/KPI workflows, remote-support tooling, and AI-assisted troubleshooting are first-class topics, which A+ covers lightly or not at all. A+ goes deeper on hardware minutiae and has broader OS coverage. For the actual day-one job, the content gap is smaller than the recognition gap.

What comes after it?

Sideways, then up: CCST IT Support has no direct Cisco cert above it. The natural moves are CCST Networking → CCNA (infrastructure lane) or CCST Cybersecurity → Security+ (security lane), decided by which tickets you enjoy most after a few months in the seat.

Does it expire?

Earned before July 15, 2025: lifetime. On or after: 5 years, exam-only renewal (any current CCST or higher Cisco exam). CE credits don't apply at this tier.

Ready to study?

Start with the free resources above, then add a top-rated course and practice exams when you're ready to test yourself.