Discussion
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- Question
Hub works on which layer?
Options- A. Network layer
- B. Physical layer
- C. Data link layer
- D. All of the above
- Correct Answer
- Physical layer
ExplanationHub works on layer 1 i.e, physical layer.
- 1. Which one of the following is a search engine?
Options- A. Bing
- B. Reddit
- C. Pinterest
- D. Twitter Discuss
- 2. Which is not a search engine?
Options- A. GOOGLE
- B. Myntra
- C. Bing
- D. Yahoo Discuss
- 3. Which of the following is an operating system?
Options- A. Windows NT
- B. UNIX
- C. DOS
- D. All of the above Discuss
- 4. Which part of a computer performs calculations?
Options- A. Control unit
- B. Arithmetic and logical unit
- C. Both A & B
- D. Logic bus Discuss
- 5. Second generation computers were developed during
Options- A. 1956 - 1963
- B. 1970 - 1975
- C. 1975 - 1980
- D. 1990 - 2000 Discuss
- 6. Which memory is stored permanently?
Options- A. RAM
- B. Computer cache
- C. Hard drive
- D. All of the above Discuss
- 7. Which of the following is not true about tape storage?
Options- A. A benefit of tape is that it allows for nonsequential access.
- B. A benefit of tape is that it allows for sequential access.
- C. Both A & B
- D. None of the above Discuss
- 8. Data stored in computer in which form?
Options- A. numbers
- B. text
- C. audio
- D. images Discuss
- 9. What does microprocessor speed of a computer depends on?
Options- A. bandwidth
- B. clock speed
- C. number of instructions
- D. All of the above Discuss
- 10. Which generation of computer is still under development?
Options- A. 5th
- B. 4th
- C. 3rd
- D. 2nd Discuss
Computer problems
Search Results
Correct Answer: Bing
Correct Answer: Myntra
Correct Answer: All of the above
Correct Answer: Arithmetic and logical unit
Explanation:
A computer has a CPU which is called as Central Processing UNit or a Processor builton the mother board. It has many components like control unit and Arithmetic and logical unit.
The Arithmetic and logical unit of the CPU performs the arithmetic operations or mathematical calculations.
Correct Answer: 1956 - 1963
Explanation:
Second generation computers were developed during 1956 - 1963.
Correct Answer: Hard drive
Explanation:
The memory which can be retained even the power is off is called as Permanent memory or Persistent memory. Computer's hard drive is an example of permanent memory and computer's cache or RAM are examples of temporary memory.
Correct Answer: A benefit of tape is that it allows for nonsequential access.
Correct Answer: numbers
Explanation:
Data stored in computer in the form of binary number system. This can be used to covert text, images, audio,... into binary form for storing purpose.
Correct Answer: All of the above
Explanation:
The computers microprocessor speed depends on all the factors like clock speed, bandwidth and the number of instructions it processes.
Correct Answer: 5th
Explanation:
5th generation of computers are still under development depending on the artificial intelligence.
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