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. What is full form of the YAGNI principle used in software system designing?
[A] You are not gonna need it.
[B] You are going not into it.
[C] You are gonna need it.
[D] You aint get to know it.
Show Answer
Correct Answer: A [You are not gonna need it.]
Notes:
You aren’t gonna need it or YAGNI is a principle of extreme programming that states a programmer should not add functionality until deemed necessary.
22. Which of the following is the term used for the way in which multiple teams of developers collaborate on a software project?
[A] Iterative
[B] Agile
[C] Waterfall
[D] Front End
Show Answer
Correct Answer: B [Agile]
Notes:
Agile development methods are a set of procedures that dictate the ways in which multiple teams of developers collaborate on a project. The term “agile software development” was introduced in 2001.
23. Which of the following programming languages was designed for the use in Healthcare Industry?
[A] FORTRAN
[B] MUMPS
[C] COBOL
[D] BASIC
Show Answer
Correct Answer: B [MUMPS]
Notes:
MUMPS stands for Massachusetts General Hospital Utility Multi-Programming System. It is a general-purpose computer programming language originally designed in 1966 for the healthcare industry.
24. Which of the following are the advantages of using a DBMS?
[A] Data security
[B] Data abstraction
[C] Data integrity
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Data abstraction and independence A DBMS provides following advantages: Data security A locking mechanism for concurrent access An efficient handler to balance the needs of multiple applications using the same data The ability to swiftly recover from crashes and errors, including restart ability and recoverability Robust data integrity capabilities Logging and auditing of activity.
25. 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.
26. Which among the following is the term given to the three rules to find logically implied functional dependencies?
[A] Reflexivity Rules
[B] Normalization Rules
[C] W. Armstrong’s Axioms
[D] Closure Rules
Show Answer
Correct Answer: C [W. Armstrong’s Axioms]
Notes:
The three rules given by Armstrong are known as Armstrong’s axioms. It refers to the sound and complete set of inference rules that is used to test logical implication of functional dependencies.
27. Which of the following is used to represent a Weak entity set?
[A] Line
[B] Diamond
[C] Double Diamond
[D] Double Rectangle
Show Answer
Correct Answer: C [Double Diamond]
Notes:
In a relational database, a weak entity is an entity that cannot be uniquely identified by its attributes alone. It must use a foreign key in conjunction with its attributes to create a primary key.
28. 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.
29. Which of the following represents the Transmission time?
[A] Message size/Bandwidth
[B] Message size *Bandwidth
[C] 1/2 (Message size/Bandwidth)
[D] 2 *(Message size/Bandwidth)
Show Answer
Correct Answer: A [Message size/Bandwidth]
Notes:
The transmission time, is the amount of time from the beginning until the end of a message transmission. It depends on the size of the message and the bandwidth of the channel. Transmission time =Message size / Bandwidth
30. Which of the following can be the source of data?
[A] Computer
[B] Telephone handset
[C] Video Camera
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Typically the source of data is a computer, but it can be any other electronic equipment such as telephone handset, video camera, etc, which can generate data for transmission to some destination.
