IT Concepts & Terminology
In the troubleshooting process, this step involves creating a possible explanation for the problem.
What is establishing a theory of probable cause?
This type of computer memory temporarily holds data and programs currently in use.
What is RAM?
Windows, macOS, Linux, Android, and iOS are examples of this type of software.
What is an operating system?
This markup language is used to structure content on web pages.
What is HTML?
These are raw facts and figures that can be collected and processed.
What is data?
The CIA triad stands for these three information security principles.
What are confidentiality, integrity, and availability?
The binary number 1101 equals this decimal number.
What is 13?
This storage device has no moving mechanical parts, is expensice and is generally faster than a traditional hard disk drive.
What is an SSD (Solid State Drive)?
Chrome, Firefox, Safari, and Edge are applications used for this purpose.
What is web browsing?
This is a step-by-step set of instructions for solving a problem
What is an algorithm?
In a relational database table, a complete row of related information is called this.
What is a record?
This attack uses deceptive emails, messages, or websites to trick people into revealing sensitive information.
What is phishing?
The CPU cycles are measured by?
What is MHz & GHz
This networking device forwards data between different networks.
What is a router?
This type of artificial intelligence can generate new text, images, audio, or code based on learned patterns.
What is generative AI?
A program runs without crashing but calculates the wrong answer because its instructions are incorrect. This type of error has occurred.
What is a logic error?
This key uniquely identifies each record in a database table.
What is a primary key?
This security method requires a user to provide two or more different types of evidence to verify their identity.
What is multifactor authentication (MFA)?
his troubleshooting step requires a technician to confirm that the fix worked, verify that everything functions properly, and take steps to prevent the problem from happening again.
What is verify full system functionality and implement preventive measures?
This technology allows one physical computer to run _______ ________ computers.
What is virtualization?
A computer starts, but the user cannot open programs because the operating system fails to load correctly. This essential software is having a problem.
What is the operating system?
A programmer writes instructions using the wrong punctuation or violates the rules of a programming language, causing the code to fail to parse correctly. What type of error is this?
What is a syntax error?
A company makes copies of important files so it can restore them after accidental deletion, data corruption, or equipment failure. This process is called this.
What is backing up data?
An employee connects to public Wi-Fi and receives a pop-up asking them to install an unknown security update. The safest response is to do this.
What is refuse the download and verify the update through a trusted source?
Convert the hexadecimal number 2F into its decimal equivalent.
What is 47?
Explanation: \(2 \times 16 + 15 = 47\).
A business stores files on remote servers and accesses them over the internet instead of relying only on computers in its office. This is an example of this computing model.
What is cloud computing?
A computer has enough memory and storage, but several applications become unresponsive because another program is consuming most of the processor's resources. Which operating system component helps manage how processor time is allocated to running processes?
What is the process scheduler?
A developer wants to repeat a set of instructions until a particular condition becomes true. What programming structure allows the instructions to execute repeatedly?
What is a loop (or iteration structure)?
A school database stores student names and course information in separate tables. A field in one table refers to the primary key in another table, allowing related records to be connected. What is this field called?
What is a foreign key?
An employee cannot access a work account. They receive an email asking them to click a link and enter their password to restore access. The sender's address looks suspicious. Identify the likely threat and explain two actions the employee should take to protect the account.
What is phishing? (The likely threat)
Two appropriate actions:
Do not click the link or enter credentials.
Report the email through the organization's approved process and verify the account issue using a trusted website or IT department.