WorksheetsIT concepts and terminology set #1 (it Fundamentals)
Total questions: 13
Worksheet time: 7mins
Mark is a data analyst at a health tech company. They've collected data on customers' physical activity levels and sleep quality. Mark's task is to understand if there's a relationship between these two variables. Which is the BEST approach Mark should use?
utilize dta correlation to determine the statistical relationship between physical activity and sleep quality
remove any outliers in the data set before analyzing, as they can distort the results
focus solely on the data about physical activity, as it the most important factor.
ignore the acquired data and make assumptions based on personal experience
Aaliyah is faced with a complex problem in her software development project. Which of the following strategies would be the most effective for Aaliyah in solving this problem?
waiting for a colleague to solve the problem
breaking the problem down into smaller, manageable parts and solving each part individually.
trying random solutions until one works.
ignoring the complexity and trying to solve the problem in one go.
You are the IT support technician for a company. An employee reports that their computer is running slower than usual. When asked, the employee mentions that file saving, program launching, and overall computer processing are slower, but internet browsing speed is unaffected. What could be the potential issue based on these symptoms?
network connectivity issues
browser hijack
operating system corruption
insufficient ram or displace
Jacob is setting up a network for his company. He is comparing various internet service providers and their offers. In the context of network throughput, which unit should he consider for evaluating their data transfer rates?
megabits per a second (Mbps)
Ampre
Graphics double data rate
Watts
Kris is a software engineer tasked with developing a new feature for an application. Which of the following strategies would be the MOST effective for Kris in ensuring the best solution?
ignoring other potential solutions once he has found not that works
waiting for a colleague to suggest a solution
considering multiple approaches and choosing the one that best fit the requirements
implement the first solution that comes to mind.
Which of the following fundamental data types is used to represent truth values, typically true or false, in a programming context?
Boolean
Strings
Numbers
Char
Which of the following fundamental data types is used to represent a sequence of characters or text in a programming context?
Strings
char
Numbers
boolean
Which of the following is NOT primarily used as a processing device in a computer system?
GPU
SSD
CPU
ALU
Sasha is working on her laptop. She types a command into a command terminal using her keyboard. The computer processes the command, and then information about the completed task is displayed on her screen. Which of the following statements BEST lists all of the functions described in the scenario?
input/output and storage
input, processing and storage
output and processing
input , processing and output
A high-end computer has a 3.5 GHz multi-core processor. If a graphic-intensive task requires 2.5 billion cycles to complete, approximately how long will the CPU take to complete the task, considering it processes all cycles in a single core and efficiency is perfect?
2.5 seconds
5.0 seconds
less than 1 second
10.0 seconds
Which of the following is NOT primarily used as an output device in a computer system?
Monitor
Speakers
Scanner
Printer
James, an IT professional, receives a report from a user complaining about their computer constantly freezing. The user mentions that the issue occurs only when they are using their web browser, with no such problems while using other applications. Which of the following options is MOST likely to be the problem?
the user's web browsers is expecting issues
the computer ram is faulty
the computer power supply is Malfuntioning
the computer hard drive is failing
What is the purpose of a company using security controls in relation to its data?
to increase data storage
to enhance the quality of data
to ensure that data is only accessible with authorization
to make data easily transferrable
