Welcome to TechNow! The Leader in Information Security Training & Computer Training.

The world of information security and computer training is ever changing.  The techniques and systems continue to evolve and we must stay current and diligent.  To do this, you can count on TechNow®…the leader in cybersecurity training and computer system training.

TechNow® has been training the leaders in the computer community for many years.  We provide training for students in a number of areas.  Our cybersecurity trainings include popular courses like D0D 8140, Security , CISM, CISSP, CEH,CCNA, and more.  With over 34 years of experience, we’re able to provide you with unmatched training and certification programs.

TechNow also provides a variety of other popular trainings for the computer professional including Cisco, EC-Council, CompTIA, Unix/Linux and more.

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Upcoming Events

  • CT-205: A+ Certification Course
    • 01/26/2026 – 01/30/2026
    • San Antonio
  • TN-125: Introduction to UNIX and Linux
    • 01/26/2026 – 01/30/2026
    • San Antonio
  • CT-225: Network+
    • 02/02/2026 – 02/06/2026
    • San Antonio
  • TN-545: Certified Network Defender
    • 02/02/2026 – 02/06/2026
    • San Antonio
  • CT-245: Linux+
    • 02/09/2026 – 02/13/2026
    • San Antonio
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    TechNow offers the full gamut of programming languages from ANSI C and C++ to the various Microsoft .Net languages (Visual Basic, C# and C++).  If you are completely new to programming, TechNow offers courses that demonstrate the fundamentals to get you started.

    If you prefer Unix/Linux, we offer Shell Programming, as well as, Perl and Python.  We also offer courses in the web development languages, such as, Java Servlets, JSP, and ASP .Net.

    The following is a list of our Programming training courses:

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      Course Overview:

      The course teaches students to use the sort, grep, sed, & awk utilities within Unix. Systems administrators, Unix users, & programmers benefit from the course showing them how to use the command line applications of sort, grep, sed, & awk commands as well as using sed & awk scripts that develop the users skills with the full power of these utilities.

      Attendees to TN-223: Advanced Shell Programming will receive TechNow approved course materials and expert instruction.

      Dates/Locations:

      No Events

      Duration: 3 Days

      Course Objectives:

      • Sorting files by line or field
      • Regular Expressions (meta character) with grep commands to locate specific lines in files
      • Performing non-interactive editing tasks with the sed command
      • Writing simple sed scripts to perform complex editing tasks
      • Using awk variables & arrays to sort data
      • Employing awk programs to manipulate numeric & textual data
      • Performing formatted printing in awk
      • Writing simple awk programs to write reports from data files
      • Using built-in awk functions & defining new functions
      • Write awk programs that make decisions based on numeric or string comparisons (branches & loops)
      • Grep, egrep extended metacharacters, combinations-lab advanced combinations- lab Sed
      • Basic commands- Lab, Advanced commands- Lab, Advanced scripting -Lab
      • Miscellaneous commands Tr, sort, cut, paste, pr -Lab

      Prerequisites:

      • TN-125: Introduction to UNIX & Linux
      • TN 215: Shell Programming.
      • Students should have a basic knowledge of UNIX commands including rm, cp, man, cat, & mkdir. Navigating directory structure using commands such as ls, cp, & pwd. Creating and editing files with the vi editor or text editor. Use of basic programming constructs, & commands such as variables & loops & how to write a simple program in a programming language.

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      Course Overview:

      This intensive hands-on class teaches students to develop customized UNIX™ commands, read & write Bourne, Korn & Bash Shell scripts & automate critical server functions.  The course includes extensive lab exercises, including hands-on development & debugging of shell scripts, which will give students the ability to be more efficient and productive in less time. The focus of the course will be the Bash shell.

      Attendees to TN-215: Shell Programming will receive TechNow approved course materials and expert instruction.

      Dates/Locations:

      No Events

      Duration: 5 days

      Course Objectives:

      • Shell Review
      • Shell Interpretation of Quotes & Backslash
      • The Bash Shell
      • Shell’s combined with UNIX utilities
      • Programming Basics
      • Data Constructs
      • Programming Looping
      • Your Environment
      • More on Parameters
      • Advanced Shell Programming

      Prerequisites:

      Comments

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      User: hnzarate

      Instructor comments: Very knowledgeable.

      Facilities comments: This hotel needs better water.


      Liked the class?  Then let everyone know!