1. Which of the following are part of the Logical Operations of the computer?
- Addition
- Greater Than
- Subtraction
- Differentials
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Answer: Subtraction
Logical operations of a computer include comparisons like greater than, less than, equal to, and more.
2. Which part of the computer carries out the arithmetic and logical operations?
- Control Unit
- Processing Element
- BIOS
- Motherboard
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Answer: Processing Element
The processing element of a computer carries out arithmetic and logical operations, while the control unit manages the execution of instructions.
3. Which of the following is the processing unit of the computer?
- CPU
- Memory
- Graphic Card
- Motherboard
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Answer: CPU
The CPU (Central Processing Unit) is the processing unit of a computer that carries out instructions and performs calculations.
4. When were the first digital electronic calculating machines developed?
- During Industrial Revolution
- During World War I
- During World War II
- During Cold War
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Answer: During World War II
The first digital electronic calculating machines were developed during World War II, marking a significant advancement in computing technology.
5. Which of the following devices use computers as control systems for functioning?
- Industrial Robots
- Remote Controls
- Microwave Ovens
- All of the above
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Answer: All of the above
Computers act as control systems in various devices, including industrial robots, remote controls, microwave ovens, and more.
6. Modern computers follow a generalised set of instructions to perform any function. What are these instructions better known as?
- Language
- Instructions
- Commands
- Programs
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Answer: Programs
Modern computers execute a set of instructions known as programs, allowing them to perform a wide range of tasks.
7. What kind of operations can a computer carry out?
- Arithmetic and Logical
- Verbal and Logical
- Logical and Cognitive
- Verbal and Arithmetic
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Answer: Arithmetic and Logical
A computer can carry out sequences of arithmetic and logical operations automatically, which are programmed instructions.
8. One nibble is equal to_?
- 4 Bits
- 4 Bytes
- 8 Bytes
- 8 Kilo Bytes
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Answer: 4 Bits
A nibble is equal to 4 bits, which corresponds to half of an octet. It is often represented by a single hexadecimal digit.
9. Which among the following was India’s first Teraflop supercomputer?
- PARAM 10000
- PARAM Yuva
- PARAM Padma
- PARAM 9000/ss
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Answer: PARAM Padma
India’s first Teraflop supercomputer was PARAM Padma. It marked India’s entry into the world of supercomputing with significant computational capabilities.
10. Brain, also known as the first computer virus for MS-DOS, was written by two brothers belonging to which among the following countries?
- Malaysia
- India
- Pakistan
- Iran
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Answer: Pakistan
The first computer virus for MS-DOS, known as “Brain,” was written by two brothers, Basit and Amjad Farooq Alvi, from Pakistan in 1986.
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