Computer Science Basics

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What is the primary role of a data engineer?

To analyze data for business insights

To create efficient pathways for data transfer (correct)

To provide technical support for hardware issues

To develop software applications for users

Which of the following best describes a computer?

A device that only stores data permanently

A machine that requires no energy to operate

An electronic device that processes data and interacts with a user (correct)

A system that can operate independently without any components

Which statement is true regarding a computer's components?

Computers can function without software components

All computers must have at least one processing unit (correct)

Computers do not require electrical energy to operate

A computer's hardware components are optional for operation

Which of the following is a component of computer hardware?

Monitor Signup and view all the answers

What is a necessary condition for a computer's functionality?

Electrical energy supply Signup and view all the answers

How can a computer's operation be likened to human metabolism?

Both systems involve interconnected components Signup and view all the answers

What is the primary function of computer software?

To perform specific tasks based on instructions Signup and view all the answers

Which of the following is an example of software?

Twitter Signup and view all the answers

What role does software engineering play in relation to computer software?

It is closely related to the development of software. Signup and view all the answers

Which device is least likely to run computer software?

Monitor Signup and view all the answers

What are the two types of low level programming languages?

Machine languages and assembly languages Signup and view all the answers

Which of the following is true about assembly languages?

They require translation by an assembler into machine language. Signup and view all the answers

What is the primary characteristic of machine languages?

They can be directly understood by a computer. Signup and view all the answers

What do high level programming languages typically make use of?

Compilers and interpreters Signup and view all the answers

What form of data do computer languages primarily use?

Zeros and ones Signup and view all the answers

What is the primary purpose of application software?

To help users perform specific tasks Signup and view all the answers

Which of the following is an example of application software?

Slack Signup and view all the answers

How does understanding computer science benefit individuals?

By developing problem-solving and analytical skills Signup and view all the answers

What is an example of a web-based application software?

Google Chrome Signup and view all the answers

Which component is essential for a computer to function?

Interconnected hardware components Signup and view all the answers

What is the primary role of system software?

To act as an intermediary between the user and the computer. Signup and view all the answers

Which of the following is an example of system software?

Linux Signup and view all the answers

Which statement about system programming is true?

System programming involves software that directly interacts with hardware. Signup and view all the answers

What is a key characteristic of application software in relation to system software?

Application software relies on system software to function properly. Signup and view all the answers

What is the primary difference between a bit and a byte?

A bit is a single unit, while a byte consists of eight bits. Signup and view all the answers

Which of the following best describes the analogy made between system software and a house?

System software is compared to utilities like water and electricity. Signup and view all the answers

How long would it take to download a 200 MB file at a speed of 200 Mbps?

8 seconds Signup and view all the answers

What is the primary function of a variable in programming?

To allow for data labeling and manipulation. Signup and view all the answers

Which symbol denotes a bit in data representation?

b Signup and view all the answers

Which statement about bytes and bits is correct?

8 bits make up a byte. Signup and view all the answers

Why is it important to identify data types in programming?

To ensure the computer understands how to execute operations correctly. Signup and view all the answers

What might happen if an operation intended for numbers is applied to text data?

An error will likely occur during execution. Signup and view all the answers

What is the primary purpose of pointers in programming?

To store the memory address of a value Signup and view all the answers

What is a common outcome of incorrect operations on data types?

Errors during compilation or execution. Signup and view all the answers

Which of the following languages is known for using static type checking?

Java Signup and view all the answers

What happens during static type checking?

Type errors can be caught early in development Signup and view all the answers

Which of these statements is true regarding different data types in programming languages?

Different programming languages have varying supported data types. Signup and view all the answers

Which statement best describes dynamic type checking?

Data types are verified during program execution Signup and view all the answers

What is an example of a value that cannot be used in mathematical operations?

"Hello" Signup and view all the answers

What would happen if a multiplication operator is used incorrectly with different data types?

An error is thrown immediately during program execution Signup and view all the answers