Computer Science for IGCSE & O level - Software (Section 13)
1
What is the primary function of an operating system?
2
Which of the following are types of translators?
3
What kind of program typically provides options for saving and restoring previous versions of files?
4
What is the primary function of memory management in an operating system?
คำตอบ(C)
To assign memory to programs.
5
Which of the following are examples of system software?
6
What do buffers primarily achieve in computer systems?
คำตอบ(C)
Help synchronize data transfer rates.
7
What is the function of security management in an operating system?
คำตอบ(C)
To ensure the integrity, confidentiality, and availability of data.
8
What is the function of the interrupt routine?
คำตอบ(A)
To handle the interruption.
9
What is the primary role of security software on a computer system?
คำตอบ(B)
Protecting the system from unauthorized access and malicious threats.
10
In a computer system, why are buffers used?
คำตอบ(B)
To store data temporarily and handle speed differences.
11
What is the role of a code editor within an IDE?
คำตอบ(B)
To allow programmers to write and edit the code.
12
Which of the following is the function of a compiler?
คำตอบ(B)
To convert source code into machine code.
13
Which command would most likely store the value of the accumulator?
14
During the Fetch-Decode-Execute cycle, which part retrieves the instruction from memory?
15
Which of the following is NOT a characteristic of low-level languages?
16
What is the purpose of auto-completion in a code editor?
คำตอบ(B)
To provide suggestions for variable names and keywords as the user types
17
What is a key advantage of using an IDE for software development?
18
What type of software helps manage and schedule a set of instructions or a list of actions to perform?
19
Which of the following is NOT a function of an IDE?
คำตอบ(D)
Operating system management
20
คำตอบ(C)
A firmware program that provides low-level control for hardware.
21
Which of the following is a characteristic of an Integrated Development Environment (IDE)?
คำตอบ(B)
It is a complete environment for software development.
22
What is the primary function of memory management?
คำตอบ(C)
To control which programs have access to memory.
23
Which of the following is a function of the code editor within an IDE?
คำตอบ(B)
To provide suggestions for completing code.
24
In the context of the provided information, what does 'firmware' refer to?
คำตอบ(C)
A program providing low-level control of hardware.
25
What is the role of a compiler?
คำตอบ(B)
To convert source code into machine code.
26
What is the purpose of a graphical user interface (GUI)?
คำตอบ(B)
To allow the user to interact with the computer using pictures or symbols.
27
What is a typical duty of a system administrator?
คำตอบ(B)
Managing user accounts and system resources.
28
Which of the following is NOT a function of an operating system?
คำตอบ(D)
Creating new hardware components.
29
What is the main purpose of multitasking in an operating system?
คำตอบ(B)
To allow a single user to perform multiple tasks concurrently.
30
What action does a CPU undertake when it receives an interrupt?
คำตอบ(B)
It pauses its current operation to handle the interrupt.
31
What is the purpose of the BIOS settings?
คำตอบ(B)
To configure the hardware.
32
What does the term 'GUI' stand for in the context of computer software?
33
What is typically the role of a compiler?
คำตอบ(B)
To translate high-level code into machine code.
34
Which language type is most closely tied to a specific computer's hardware?
35
Which aspects of the development process are enhanced with the help of an IDE?
36
What is a key benefit provided by multitasking in a computer system?
คำตอบ(B)
Enables a user to seemingly run multiple programs simultaneously.
37
Which of the following describes what a debugger does?
คำตอบ(C)
Identifies and helps correct errors in code.
38
Which of the following operations are typically carried out by a file manager?
39
What is the role of the interpreter in programming?
คำตอบ(C)
To translate one line of code at a time.
40
What is the purpose of the Decode stage in the Fetch-Decode-Execute cycle?
คำตอบ(C)
To translate the instruction into a form that the CPU can understand.
41
In the Fetch-Decode-Execute cycle, the 'Decode' stage's main task involves:
คำตอบ(C)
Translating the instruction so the CPU can understand it.
42
Which of the following is a disadvantage of using a compiler?
คำตอบ(A)
It can take longer to compile the code.
43
Which of the following is NOT a characteristic of a command-line interface (CLI)?
คำตอบ(B)
Offers a user-friendly visual environment.
44
Which of the following best describes the purpose of an Integrated Development Environment (IDE)?
คำตอบ(C)
To provide a comprehensive environment for software development.
45
What does the term 'firmware' describe?
คำตอบ(B)
Software embedded in hardware.
46
What component in an IDE is often used for code formatting and syntax highlighting?
47
Which programming language is typically considered 'closer to the machine'?
48
What occurs during the 'Fetch' stage of the Fetch-Decode-Execute cycle?
คำตอบ(C)
The instruction is retrieved from memory.
49
What does an auto-documenter and prettyprinting features in a code editor primarily do?
คำตอบ(C)
Automatically generate comments and format the code for readability.
50
Which step happens after the Decode stage in the Fetch-Decode-Execute cycle?
