Basic Computer GK Exam Quiz!
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Questions and Answers
- 1.
Which one of the following is the main memory?
- A.
RAM
- B.
ROM
- C.
Flash Drive
- D.
Hard Disk
Correct Answer
A. RAMExplanation
RAM (Random Access Memory) is the correct answer because it is a type of computer memory that is used to store data that is being actively used by the computer's processor. It is volatile memory, meaning that its contents are lost when the computer is powered off or restarted. RAM is the main memory because it is responsible for temporarily holding the data and instructions that the CPU needs to perform tasks in real-time.Rate this question:
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- 2.
2^50 is referred as____________
- A.
Kilo
- B.
Tera
- C.
Peta
- D.
Zetta
Correct Answer
C. PetaExplanation
2^50 is referred to as "Peta" because in the International System of Units (SI), the prefix "Peta" represents 10^15. Therefore, 2^50, which is equal to 1,125,899,906,842,624, can be expressed as 1.1259 Peta.Rate this question:
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- 3.
Identify the output device.
- A.
Keyboard
- B.
Memory
- C.
Monitor
- D.
Mouse
Correct Answer
C. MonitorExplanation
The correct answer is "Monitor." A monitor is an output device that displays visual information from a computer. It allows users to see the output of their actions, such as text, images, videos, and graphics. Keyboards and mice are input devices used to input data into a computer, while memory refers to the storage component of a computer system. Therefore, the monitor is the only option that fits the description of an output device.Rate this question:
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- 4.
Which one of the following is used in ATM machines?
- A.
Touch screen
- B.
Speaker
- C.
Monitor
- D.
Printer
Correct Answer
A. Touch screenExplanation
ATM machines commonly use touch screens as an input method for users to interact with the machine. This allows users to easily navigate through the options and select their desired transactions by simply touching the screen. Touch screens provide a user-friendly and intuitive interface, making it convenient for users to access their bank accounts and perform various transactions without the need for physical buttons or keypads.Rate this question:
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- 5.
Name the volatile memory.
- A.
ROM
- B.
PROM
- C.
RAM
- D.
EPROM
Correct Answer
C. RAMExplanation
RAM stands for Random Access Memory, which is a type of volatile memory. Volatile memory refers to a type of computer memory that requires power to retain stored data. RAM allows data to be read from and written to by the computer's processor, making it a crucial component for running programs and storing temporary data. Unlike ROM (Read-Only Memory), PROM (Programmable Read-Only Memory), and EPROM (Erasable Programmable Read-Only Memory), RAM can be both read from and written to, making it the correct answer for the given question.Rate this question:
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- 6.
Which refers to the number of bits processed by a computer's CPU?
- A.
Byte
- B.
Nibble
- C.
Word Length
- D.
Bit
Correct Answer
C. Word LengthExplanation
The word length refers to the number of bits processed by a computer's CPU. It determines the maximum size of data that can be processed in a single operation by the CPU. A larger word length allows for the processing of larger amounts of data at once, which can result in faster and more efficient computations.Rate this question:
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- 7.
Which amongst this is not an octal number?
- A.
645
- B.
234
- C.
876
- D.
123
Correct Answer
C. 876 -
- 8.
Data means?
- A.
Raw fact
- B.
Datum
- C.
He is 16 years old.
- D.
Collection of 4 bits
Correct Answer
A. Raw factExplanation
In the given options, "Raw fact" is the closest definition to the term "Data". Data refers to raw, unprocessed information or facts that are collected and analyzed to derive meaningful insights. It can be in various forms such as numbers, text, images, etc. Therefore, "Raw fact" is the correct answer as it aligns with the definition of data.Rate this question:
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- 9.
Radix of Hexadecimal number is
- A.
8
- B.
2
- C.
16
- D.
10
Correct Answer
C. 16Explanation
The radix of a hexadecimal number is 16. The term "radix" refers to the base or the number of unique digits used in a number system. In the hexadecimal system, there are 16 unique digits, which are 0-9 and A-F. Therefore, the radix of a hexadecimal number is 16.Rate this question:
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- 10.
Expand POST
- A.
Post on self Test
- B.
Power on software Tet
- C.
Power on Self Test
- D.
Power on Self Text
Correct Answer
C. Power on Self TestExplanation
The correct answer is "Power on Self Test". This refers to the diagnostic testing that a computer performs on itself when it is powered on. It checks the hardware components to ensure they are functioning properly before the operating system is loaded.Rate this question:
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Current Version
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Mar 22, 2023Quiz Edited by
ProProfs Editorial Team -
Sep 12, 2020Quiz Created by
Jeneletk
Only a few can pass this basic computer science quiz
Only a few can pass this basic computer science quiz
Computer Quiz: Choose The Correct Word To Complete Sentences
Computer Quiz: Choose The Correct Word To Complete Sentences
Want A Computer Related Job? Start By Taking This Quiz!
Want A Computer Related Job? Start By Taking This Quiz!
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