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. A software is a set of instructions or programs to execute a specific task. Which one is not a form of software?
[A] Microsoft Word
[B] Microsoft Excel
[C] Microsoft PowerPoint
[D] Monitor
Show Answer
Correct Answer: D [Monitor]
Notes:
Software is a general term for the various kinds of programs used to operate computers and related devices. Monitor is a hardware component soft the computer system.
22. 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.
23. To locate a lost file on your Macintosh, which of the following applications is used?
[A] Dock
[B] Sherlock
[C] Aqua
[D] Diskfinder
Show Answer
Correct Answer: B [Sherlock]
Notes:
Sherlock app was named after Sherlock Holmes. It was a file and web search tool created by Apple Inc. an extension of the Mac OS Finder’s file searching capabilities.
24. Which of the following is true about ADA?
[A] It is a structured & Object Oriented based High level Programming language.
[B] It was designed by Jean Ichbaih of CII Honeywell Bull.
[C] Both a and b
[D] None of the Above
Show Answer
Correct Answer: C [Both a and b]
Notes:
ADA is a structured & Object Oriented based High level Programming language.ADA language was designed for embedded and real time systems.
25. Which among the following are the database languages?
[A] Data Definition Language
[B] Data Manipulation Language
[C] Data Control Language
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
There are many types of Database Languages. A few among them are – Data Definition Language. DDL stands for Data Definition Language, Data Manipulation Language, Data Control Language etc.
26. 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.
27. The CAP Theorem concludes that it is not possible for a distributed computer system to provide three guarantees at the same time. Which of the following are among these three guarantees?
[A] Consistency
[B] Availability
[C] Partition Tolerance
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
The CAP Theorem consists three following terms: Consistency states that each computer node contain all of the same data at the same time. Availability states that each database request is responded to as either successful or failure. Partition tolerance states that the database system continues operating even when not all nodes are connected to one another and suffer communication issues.
28. Which among the following correctly defines a Wide Area Network?
[A] A Wide Area Network is quite bigger network than the LAN.
[B] The internet is one of the biggest WAN in the world.
[C] In a WAN network, messages are transmitted fast.
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
A Wide Area Network is not limited to a single location, but it spans over a large geographical area through a telephone line, fiber optic cable or satellite links.
29. Which type of bridge is used on token ring networks?
[A] Transparent Bridge
[B] Translational Bridge
[C] Source Route Bridge
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Source route bridge is used on token ring networks. Bridge derives the entire path of the frame embedded in the header of the frame and decides how to forward the frame through out the network till it reaches its destination.
30. Which of the following represents a sine wave?
[A] Non-periodic analog signal
[B] Periodic analog signal
[C] Periodic digital signal
[D] Non-periodic digital signal
Show Answer
Correct Answer: B [Periodic analog signal]
Notes:
The sine wave is the most fundamental form of a periodic analog signal. A periodic signal completes a pattern within a measurable time frame, called a period, and repeats that pattern over subsequent identical periods.
