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. 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.
22. Who among the following is the father of MySQL?
[A] Charles Babbage
[B] Michael Wideneus
[C] Allen Jobs
[D] Madam Kama
Show Answer
Correct Answer: B [Michael Wideneus]
Notes:
Michael Widenius is known as the Father of MySQL. He is the main author of the original version of the open-source MySQL database and a founding member of the MySQL AB company.
23. Which of the following are the objects in Microsoft Access?
[A] Tables
[B] Queries
[C] Reports
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Databases in MS Access are composed of four objects.These are tables, queries, forms, and reports.Together, these objects allow us to enter, store, analyze, and compile data according to the wish.
24. What is the name given to the library of related functions that are not loaded into memory until they are called by the application program?
[A] DML
[B] DLL
[C] DCL
[D] All of the Above
Show Answer
Correct Answer: B [DLL]
Notes:
Dynamic Link Library is the library of related functions that are not loaded into memory until they are called by the application program. All RDM APIs are contained in DLLs on those operating systems that support them.
25. Which of the following is the attribute which can be used to uniquely identify a row of data in a given table?
[A] Secondary Key
[B] Personal Key
[C] Primary Key
[D] Foreign Key
Show Answer
Correct Answer: A [Secondary Key]
Notes:
A primary key is a single attribute, or combination of attributes, which can be used to uniquely identify a row of data in a given table. Common primary keys include vendor ID, user ID, email address, or combination of attributes considered together such as first name, last name, and city of residence, all considered together as a single entity.
26. Which of the following is the term used to describe the process of forecasting in data?
[A] Data integrity
[B] Data Mining
[C] Data Encryption
[D] PERT Chart
Show Answer
Correct Answer: B [Data Mining]
Notes:
Data mining is the process of discovering patterns in large data sets. It involves methods at the intersection of machine learning, statistics, and database systems.
27. What is the full form of DHCP?
[A] Dynamic Host Configuration Protocol
[B] Destined Host Configuration Protocol
[C] Data Hosting Central Protocol
[D] Dynamic Housing Central Protocol
Show Answer
Correct Answer: A [Dynamic Host Configuration Protocol]
Notes:
DHCP stands for Dynamic Host Configuration Protocol. It is a client/server protocol that automatically provides an Internet Protocol host with its IP address and other related configuration information.
28. Which one of the following is the first scientist to bring the idea of Personal Area Network?
[A] Nickey Jobs
[B] Hardley Jesley
[C] Thomas Zimmerman
[D] None of the Above
Show Answer
Correct Answer: C [Thomas Zimmerman]
Notes:
Thomas Zimmerman was the first research scientist to bring the idea of the Personal Area Network. Personal Area Network covers an area of 30 feet
29. What is the name given to the wireless network communication over short distances using radio or infrared signals?
[A] Wireless Local Area Network
[B] Local Area Wireless Network
[C] Both a and b
[D] None of the Above
Show Answer
Correct Answer: C [Both a and b]
Notes:
Wireless Local Area Networks is sometimes referred to as local area wireless network. It provide wireless network communication over short distances using radio or infrared signals instead of traditional network cabling.
30. What will be the bandwidth of a periodic signal if it is decomposed into five sine waves with frequencies of 100, 300, 500, 700 and 900 Hz?
[A] 900 Hz
[B] 100 Hz
[C] 500 Hz
[D] 800 Hz
Show Answer
Correct Answer: D [800 Hz]
Notes:
Bandwidth = Highest frequency – Lowest frequency. In this case, bandwidth will be equal to 900Hz-100 Hz i.e. 800Hz.
