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. There are many types of plotters available. Which of the following is the type of a plotter?
[A] Drum Plotter
[B] Flatbed Plotter
[C] Handheld plotter
[D] Both a and b
Show Answer
Correct Answer: D [Both a and b]
Notes:
There are two main types of plotters – drum and flatbed plotters. Drum plotters spin the paper back and forth on a cylindrical drum while the ink pens move left and right. The drum plotters are generally smaller than flatbed plotters.
22. What is the name given to the program in execution?
[A] Process
[B] Instruction
[C] Procedure
[D] Function
Show Answer
Correct Answer: A [Process]
Notes:
A process is the instance of a computer program that is being executed. It contains the program code and its activity. A process may be made up of multiple threads of execution that execute instructions concurrently.
23. Which of the following graphs tell us the correct and appropriate way to determine the deadlock situation occurrence?
[A] Starvation Graph
[B] Resource Allocation Graph
[C] Inversion Graph
[D] All of the Above
Show Answer
Correct Answer: B [Resource Allocation Graph]
Notes:
A resource allocation graph tracks which resource is held by which process and which process is waiting for a resource of a particular type. It is very powerful and simple tool to illustrate how interacting processes can deadlock.
24. Which of the following scheduling techniques is the most widely used in a time shared operating system?
[A] Round Robin
[B] Shortest Job First
[C] Elevator
[D] First Come First Serve
Show Answer
Correct Answer: A [Round Robin]
Notes:
Round robin is used in time shared operating system, as it is more responsible. Time slices are assigned to each process in equal portions and in circular order, handling all processes without priority.
25. Which of the following is a personal information management software suite described by its developers as a “Note-to-Self organize”?
[A] Excel
[B] Mac
[C] Chandler
[D] GNU
Show Answer
Correct Answer: C [Chandler]
Notes:
Chandler was a personal information management software suite described by its developers as a “Note-to-Self Organize. It was designed for personal and small-group task management and calendaring.
26. Which of the following are the Educational Softwares?
[A] MATLAB
[B] Google Earth
[C] Nasa World Wind
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
There are many types of educational softwares. Some of them are Dictionaries, Encarta, Britannica, MATLAB, Google Earth, NASA World Wind etc.
27. Who among the following developed the LISP programming language family?
[A] Ken Thompson
[B] Donald Knuth
[C] John McCarthy
[D] Von Belt
Show Answer
Correct Answer: C [John McCarthy]
Notes:
John McCarthy was an American computer scientist. McCarthy was one of the founders of the discipline of artificial intelligence. He coined the term “artificial intelligence” and developed the LISP programming language family.
28. Which of the following languages was first conceived by Alain Colmerauer?
[A] Prolog
[B] FORTRAN
[C] Java
[D] COBOL
Show Answer
Correct Answer: A [Prolog]
Notes:
The most characteristic features of the programming language Prolog are its built-in support for unification and backtracking. It was developed by Alain Colmerauer.
29. There are many types of database models .Which among the following are those types ?
[A] Network Database Model
[B] Relational Database Model
[C] Object Oriented Database Model
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
A database model is a type of data model that determines the logical structure of a database and fundamentally determines in which manner data can be stored, organized and manipulated.Types of database models are Hierarchical database model,Relational model,Network model,Object oriented database model,Entity-relationship model,Document model,Entity-attribute-value model,Star schema etc.
30. Which of the following are the examples of ORDBMS?
[A] PostgreSQL
[B] Greenplum
[C] SQL Server
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Examples of ORDBMSs include PostgreSQL developed by the PostgreSQL Global Development Group,Oracle Database by Oracle Corporation, Informix by IBM,SQL Server by Microsoft and Greenplum Database by Pivotal Software etc.
