Computer Science/IT MCQs
Topic Notes: Computer Science/IT
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
221
A typical modern computer uses which component type?
Answer:
LSI chips
Large Scale Integration (LSI) chips contain thousands of transistors, replacing older technologies.
222
The decimal number system has how many symbols?
Answer:
10
Decimal uses 10 symbols (0-9).
223
What does the 'M' stand for in OMR technology?
Answer:
Mark
OMR means Optical Mark Recognition, identifying marked responses on forms and tests.
224
SCSI is related to what?
Answer:
Storage
Small Computer System Interface connects and transfers data between computers and peripherals.
225
In Intel CPUs, SSE stands for ______?
Answer:
Streaming SIMD Extensions
Intel's SSE technology enhances multimedia and computing power, where SSE means Streaming SIMD Extensions.
226
Which bus transports data between the processor and peripherals?
Answer:
Data bus
The data bus carries information between CPU and peripheral devices.
227
The AMD K6 3+ processor is associated with which platform?
Answer:
Socket 7
The AMD K6-3+ processor only fits a Socket 7 motherboard.
228
The symbol used to indicate a point where a decision must be made is a diamond shape, known as the decision symbol.
Answer:
Decision
In flowcharts, a diamond represents a decision point where the process branches based on conditions like Yes/No or True/False outcomes[1](https://www.figma.com/resource-library/flowchart-symbols/)[2](https://venngage.com/blog/flowchart-symbols/)[3](https://www.gliffy.com/blog/guide-to-flowchart-symbols)[4](https://miro.com/flowchart/symbols/)[5](https://slickplan.com/diagram/symbols)[6](https://www.smartdraw.com/flowchart/flowchart-symbols.htm).
229
Which chips store permanent data and instructions?
Answer:
ROM chips
ROM stores permanent instructions and data that do not require power to retain.
230
Which memory type has the shortest access times?
Answer:
Cache memory
Cache memory has very fast access times compared to other memory types.