Podcast
Questions and Answers
Which component is responsible for controlling and coordinating all input and output devices in a computer system?
Which component is responsible for controlling and coordinating all input and output devices in a computer system?
- Control Unit (CU) (correct)
- Memory Unit (MU)
- Visual Display Unit (VDU)
- Arithmetic Logic Unit (ALU)
Which of the following terms best describes the smallest addressable graphical element on a display?
Which of the following terms best describes the smallest addressable graphical element on a display?
- Pixel (correct)
- Resolution
- Aspect Ratio
- Picture
The equivalent of 1 GB in megabytes is:
The equivalent of 1 GB in megabytes is:
- `1000` KB
- `1024` KB
- `1024` MB (correct)
- `1000` MB
Which of the following is considered a non-weighted code?
Which of the following is considered a non-weighted code?
Examine the C++ code snippet:
void main()
{
int a=5, b=8;
cout<<"a="<<a
}
What is the primary error in this program segment?
Examine the C++ code snippet:
void main()
{
int a=5, b=8;
cout<<"a="<<a
}
What is the primary error in this program segment?
The conditional statement if(test condition) Statement-1; Statement-2; demonstrates:
The conditional statement if(test condition) Statement-1; Statement-2; demonstrates:
Which individual is recognized as the creator of the C++ programming language?
Which individual is recognized as the creator of the C++ programming language?
To utilize the setw() and endl objects in C++, which header file must be included?
To utilize the setw() and endl objects in C++, which header file must be included?
Given the assertion: 'A do-while loop is a post-tested loop' and the reason: 'This loop repeats the execution of a set of statements until the condition is TRUE', evaluate their correctness.
Given the assertion: 'A do-while loop is a post-tested loop' and the reason: 'This loop repeats the execution of a set of statements until the condition is TRUE', evaluate their correctness.
When declaring an array, what value does the index typically start at?
When declaring an array, what value does the index typically start at?
Flashcards
Control Unit (CU)
Control Unit (CU)
The unit that controls and coordinates all input and output devices of a computer system.
Pixel
Pixel
The smallest addressable dot on a display screen.
Do-while loop
Do-while loop
A post-tested loop that executes a block of statements at least once.
Non-weighted code
Non-weighted code
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1 GB
1 GB
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Recursive function
Recursive function
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Post Increment Operator
Post Increment Operator
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Stream extraction operator
Stream extraction operator
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int
int
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Constant, Variable or Expression argument
Constant, Variable or Expression argument
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Study Notes
- The Computer Science exam is for 70 marks and lasts 3 hours 15 minutes.
- Part A consists of 15 multiple-choice questions, each worth 1 mark.
Key Concepts
- The Control Unit (CU) controls and coordinates all input and output devices of a system.
- The smallest displayable dot is a Pixel.
- 1GB (Gigabyte) is equivalent to 1024MB (Megabytes).
- EBCDIC code is a non-weighted code.
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