During a computer science class, Andrei noticed his computer was slowing down significantly. What is disk thrashing?

When a computer has to swap pages back and forth too often, causing the computer to slow down

During a group project, Andrei and Emad are working on a computer. Suddenly, the computer receives a signal that requires immediate attention. What is this signal called?

A signal sent to a CPU to signify another process is in need of processing time

A command to start a new programme

A way to shut down the computer

During a computer science class, Andrei asked, 'What is the purpose of an interrupt service routine (ISR)?'

To handle the situation that has triggered the interrupt

During a group project, Andrei is explaining a complex concept when suddenly, Marius raises his hand with an urgent question. What should Andrei do?

Note Marius's question and address it next

Finish explaining the current concept first

Emad and Andrei are working on their computers. Emad is running multiple programmes at one time, while Andrei is running a single programme at a time. What is multitasking in modern operating systems?

Running multiple programmes at one time

Running a single programme at a time

Running programmes only in the background

In Emad's classroom, the students are allowed to ask questions to the teacher. How are the questions handled?

Based on the shortest question first

Based on the longest question first

Emad and Omar are working on a project that requires multiple computers to work together on a single task. What is the main characteristic of the operating system they should use?

It allows multiple computers to work together on a single task.

It allows multiple programmes to run simultaneously on a single task.

It is designed to run on embedded systems.

It is designed to carry out actions within a guaranteed amount of time.

Isaac and Shay are using a computer lab at school. What is the main feature of a multi-user operating system that allows them to use the system and its resources simultaneously?

It allows multiple users to use a system and its resources simultaneously.

It allows multiple programmes to run simultaneously.

It is designed to carry out actions within a guaranteed amount of time.

It allows multiple computers to work together on a single task.

Emad and Shay are working on a project that requires an operating system to process data as it comes in, typically without buffering delays. Describe what is meant by a real-time operating system.

An operating system that processes data as it comes in, typically without buffering delays.

An operating system that runs on a single user computer.

An operating system that is used for batch processing.

An operating system that is used for time-sharing.

Describe the sort of tasks a multitasking operating system might carry out simultaneously on Marius's computer.

Running multiple applications such as a web browser, word processor, and music player.

Running a single application at a time.

Running only background processes.

During a computer science class, Isaac asked, 'What does BIOS stand for?'

Basic Integrated Operating System

Binary Integrated Operating System

During a computer science class, Andrei asked, 'What is the primary purpose of a computer’s BIOS?'

To get the computer up and running and point the processor's programme counter to the BIOS's memory.

To manage the computer's memory.

To handle the computer's network connections.

To manage the computer's power supply.

Isaac and Thomas are working on a school project that involves connecting a new printer to their computer. Why do they need device drivers?

To allow the operating system to communicate with hardware.

To increase the computer's processing speed.

To manage the computer's memory.

To handle the computer's power supply.

When Isaac was setting up a new printer, why did he have to install a device driver?

To allow the operating system to communicate with the printer.

To increase the printer's speed.

To manage the printer's power supply.

To handle the printer's memory.

Shay and Omar are discussing different types of software. Shay asks, "What is a virtual machine?"

A programme that has the same functionality as, and can be used in place of, a physical machine.

A programme that increases the computer's processing speed.

A programme that manages the computer's memory.

A programme that handles the computer's power supply.

Isaac and Omar are setting up a server for their school project. What is one of the benefits of using virtual machines on servers?

They allow for resource adjustment based on needs.

They require more physical machines.

They make backups more difficult.

They are less efficient than physical machines.

During a computer science class, Marius asked, 'What is intermediate code in the context of virtual machines?'

An artificial machine code that is computer readable.

Code that can be read directly by a CPU.

Code that is designed to be human readable.

Code that can only be run by GPUs.

Why can't the intermediate code that Marius wrote be run directly on a processor?

It is designed to be read by a CPU.

Marius and Shay are learning about virtual machines in their computer science class. What is the role of a virtual machine in interpreting intermediate code?

To read and execute intermediate code.

To convert intermediate code into machine code.

To compile source code into intermediate code.

To make intermediate code human readable.

Emad and Shay are discussing different types of code. Which of the following is NOT true about intermediate code?

It can be run directly on a processor.

It can be read by any device running a virtual machine.

It is an efficient representation of a programme.

Andrei and Omar are using a new software application. What is the primary purpose of applications software?

To allow a user to perform a task or produce something

Aaron and Shay are discussing different types of software. Aaron asks, "What is the main function of utility software?"

To maintain the upkeep of a computer system

To allow a user to perform a task or produce something

Isaac and Thomas are discussing different types of software. What is the main characteristic of closed source software?

Software is only distributed as executable machine code.

The source code is made publicly available.

Users can modify the software to suit their needs.

Omar and Shay are discussing different types of software. Which of the following is a characteristic of open source software (OSS)?

OSS grants anyone permission to amend, recompile, and redistribute the programme.

The source code is kept secret.

Users have no need for the programme’s source code.

It is developed by companies with lots of resources and teams of programmers.

Omar and Marius are discussing software for their new project. What is one advantage of open source software?

It is developed by commercial companies.

The source code is kept secret.

Why might commercial companies avoid making their software open source?

It would mean users could amend their software and steal their work.

It is always more expensive to develop.

It cannot be modified by users.

Isaac and Thomas are discussing the benefits of open source software. Which of the following is NOT a potential benefit of open source software?

It is always more polished than closed source software.

Users can help find and fix security holes.

It can be developed by volunteers worldwide.

It allows anyone to play a part in the development.

Thomas and Omar are learning about computer systems. What is machine code?

B) Instructions and data stored in binary, directly readable by the CPU.

A) A high-level language that is easily readable by humans.

C) A programme that converts high-level code into machine code.

D) A mnemonic representation of instructions.

During a computer science class, Andrei asked, 'What is assembly code?'

C) A low-level language that uses single words or mnemonics to represent instructions.

A) A high-level language that uses English keywords.

B) A programme that converts high-level code into machine code.

D) Instructions and data stored in binary.

Shay and Marius are learning about computer systems. What is the role of an assembler?

B) To convert assembly code into machine code.

A) To convert high-level code into machine code.

C) To execute high-level code line by line.

D) To store instructions and data in binary.

Thomas and Emad are discussing programming languages. Which of the following is a characteristic of low-level languages?

C) They are closely tied to the architecture of the CPU.

A) They are easily readable by humans.

B) They use a combination of English keywords and mathematical notation.

D) They are designed to be portable across different systems.

During a computer science class, Luis asked, 'What is a high-level language?'

C) A language that is more easily human-readable.

A) A language that is directly readable by the CPU.

B) A language that uses mnemonics to represent instructions.

D) A language that converts assembly code into machine code.

Omar and Thomas are discussing programming tools. Omar says, "A compiler converts the entire high-level source code into an executable machine code file, while an interpreter reads and executes high-level source code line by line." What is the main difference between a compiler and an interpreter?

B) A compiler converts the entire high-level source code into an executable machine code file, while an interpreter reads and executes high-level source code line by line.

A) A compiler converts high-level code into machine code line by line, while an interpreter converts the entire code at once.

C) A compiler is used for low-level languages, while an interpreter is used for high-level languages.

D) A compiler is faster than an interpreter in executing code.

Why might a programmer like Isaac use an interpreter rather than a compiler?

A) Because an interpreter can run the programme straight away without waiting for the entire programme to compile.

B) Because an interpreter converts the entire high-level source code into an executable machine code file.

C) Because an interpreter is faster in executing the code.

D) Because an interpreter does not require any additional software to run.

What are the stages of compilation?

Lexical analysis, syntax analysis, code generation, code optimisation

Syntax analysis, code generation, code optimisation, lexical analysis

Code generation, code optimisation, lexical analysis, syntax analysis

Code optimisation, lexical analysis, syntax analysis, code generation

Software and software development Quiz

Authored by D Cross

Computers

12th Grade

Used 1+ times

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100 questions

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MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Shay and Thomas are discussing computer systems. Shay asks, "What is an operating system?"

A. A type of hardware that manages the computer's memory

B. A piece of software that controls the computer, manages the hardware, and runs programmes

C. A user interface that allows interaction with the computer

D. A type of secondary storage device

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Aaron and Shay are discussing the roles of an operating system. Which of the following is NOT a role of an operating system?

A. Manage the system hardware

B. Manage the installation and running of programmes

C. Provide a user interface

D. Design the computer's hardware

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Omar and Isaac are working on a project that involves optimising the performance of their computer systems. What is the purpose of memory management in an operating system?

A. To manage the installation of software

B. To control the user interface

C. To retrieve programmes from secondary storage and place them in memory

D. To manage the computer's hardware

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Andrei and Emad are discussing memory management. Andrei asks, "What is paging in the context of memory management?"

A. Dividing memory into logical blocks

B. Using secondary storage as an extension of physical memory

C. Splitting memory into equally sized chunks called pages

D. Managing the installation of programmes

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Shay and Isaac are working on a project that involves memory management. What is segmentation in memory management?

A. Dividing memory into equally sized chunks

B. Using secondary storage as an extension of physical memory

C. Dividing memory according to logical breaks within the programme

D. Managing the computer's hardware

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Shay and Andrei are discussing computer systems. Shay asks, "What is virtual memory?"

A. A type of physical memory

B. An extension of a computer's physical memory using secondary storage

C. A user interface for managing memory

D. A method of dividing memory into pages

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Isaac and Omar are discussing computer systems. Isaac asks, 'What is the purpose of virtual memory?'

To increase the speed of the CPU

To store frequently used data

To swap pages between main memory and virtual memory when needed

To store backup data

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