Computers and IT MCQs
Computer Awareness Questions and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2024-2025. Computer Awareness MCQs for Competitive Exams. GKToday Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
21. Which of the following Operating systems was designed as a high dependability OS in which the kernel, device drivers, and application software were all written in managed code?
[A] Singularity
[B] Unix
[C] Linux
[D] MacOS
Show Answer
Correct Answer: A [Singularity]
Notes:
Singularity is an experimental operating system built by Microsoft Research between 2003 and 2010.It was designed as a high dependability OS in which the kernel, device drivers, and application software were all written in managed code
22. Which of the following are the three different categories that application software is divided into?
[A] General purpose application
[B] Specialized application
[C] Mobile application
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Application software is computer software designed to perform a group of coordinated functions, tasks, or activities for the benefit of the user. There are many kind of app out of which main are general purpose, specialized, mobile app .
23. Which of the following is the form designer software application?
[A] Pendragon Forms
[B] Handbase Designer
[C] Vector Forms
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Pendragon Forms is a robust forms designer and mobile data collection software. HanDBase takes the fields defined and creates a data entry screen automatically.
24. Which of the following is the another term used for Software hosting?
[A] Cloud computing
[B] On demand service
[C] Software as a service or Saas
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Hosted, on-demand, cloud computing, software as a service all mean the same thing. Organizations host their software and data externally with a provider and can access it over the internet from anywhere at any time.
25. What is the name given to the view of database that appears to an application program?
[A] Schema
[B] Metadata
[C] Front end
[D] Subschema
Show Answer
Correct Answer: D [Subschema]
Notes:
The subschema is the logical description of that section of the database which is relevant and available to an application. A subschema is a subset of the schema and inherits the same property that a schema has.
26. Which of the following is the final step when it has determined that a transaction has been completed successfully?
[A] Rollback
[B] Commit
[C] Transit
[D] None of the Above
Show Answer
Correct Answer: B [Commit]
Notes:
A commit is the final step in the successful completion of a previously started database change as part of handling a transaction in a computing system.
27. Which of the following represents bit length?
[A] 2 (Propagation speed * bit duration)
[B] Propagation speed/ bit duration
[C] 1/2 (Propagation speed * bit duration)
[D] Propagation speed * bit duration
Show Answer
Correct Answer: D [Propagation speed * bit duration]
Notes:
The bit length is the distance one bit occupies on the transmission medium. It is given by the formula: Propagation speed * bit duration.
28. What is the number of bit interval per second known as?
[A] Bit period
[B] Bit lag
[C] Bit capacity
[D] Bit rate
Show Answer
Correct Answer: D [Bit rate]
Notes:
The bit rate is the number of bit interval per second. This mean that the bit rate is the number of bits send in one second, usually expressed in bits per second.
29. Which of the following cables work on the properties of light?
[A] Coaxial cables
[B] Twisted pair
[C] Fiber optics
[D] None
Show Answer
Correct Answer: C [Fiber optics]
Notes:
Fiber Optic works on the properties of light. When light ray hits at critical angle it tends to refracts at 90 degree. This property is the basis of fiber optics.
30. What is the full form of GSM?
[A] Geographic System for Mobile
[B] Great System of Mobile
[C] Geographic Special Mobile
[D] Global System for Mobile
Show Answer
Correct Answer: D [Global System for Mobile]
Notes:
GSM stands for Global System for Mobile. Before this it was known as Group Special Mobile. As GSM increases its global presence, the term was changed to Global System for Mobile.
