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 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.
22. Which of the following are the two categories of the Low Level Languages?
[A] Machine Level and Assembly Level Language
[B] Algorithms and Assembly Level Language
[C] Assembly and Binary Level Language
[D] Machine Level and Algorithms
Show Answer
Correct Answer: A [Machine Level and Assembly Level Language]
Notes:
In case of Low-level languages, the programmer is able to tune the code to be smaller or more efficient. There are two types of low-level languages. Machine Language which is a language that is directly interpreted into the hardware. Assembly Language is slightly more user-friendly language that directly corresponds to machine language.
23. Who among the following is known as the father of the DBMS?
[A] Van Neumann
[B] E.F.Codd
[C] Steve Jobs
[D] Bill Gates
Show Answer
Correct Answer: B [E.F.Codd]
Notes:
Dr E.F.Codd is also known to the world as the ‘Father of Database Management Systems’. He had propounded 12 rules which are in-fact 13 in number. The rules are numbered from zero to twelve. According to him, a DBMS is fully relational if it abides by all his twelve rules.
24. Which language is used to make changes made by the DML statement?
[A] Data Definition Language
[B] Data Control Language
[C] Transaction Control Language
[D] Structured Query Language
Show Answer
Correct Answer: C [Transaction Control Language]
Notes:
Transaction Control Language is used to run the changes made by the DML statement.(TCL) commands are used to manage transactions in the database.
25. What is the full form of IEC?
[A] International Electrotechnical Commission
[B] International Electrical Council
[C] Internet Embedded Commission
[D] None of the Above
Show Answer
Correct Answer: A [International Electrotechnical Commission]
Notes:
IEC stands for International Electrotechnical Commission. Along with the ISO, the IEC controls the SQL standards and many others as well.
26. Which one of the below is known as the Multi-Port Repeater?
[A] Firewall
[B] HIDS
[C] Hub
[D] Switch
Show Answer
Correct Answer: C [Hub]
Notes:
A hub, in the context of networking, is a hardware device that relays communication data. A hub sends data packets to all devices on a network.
27. Which one of the following made up a layer 3 Switch?
[A] Hub
[B] Switch
[C] Router
[D] Both b and c
Show Answer
Correct Answer: D [Both b and c]
Notes:
A layer 3 switch is a switch and a router built together for fast performance. A router is a networking device that forwards data packets between computer networks.
28. 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.
29. Which of the following represents a nibble data?
[A] 2 bits
[B] 4 bits
[C] 6 bits
[D] 8 bits
Show Answer
Correct Answer: B [4 bits]
Notes:
Nibble refers to the half of an eight-bit byte or four binary digits. Byte is a group of bits (8 bits) used to represent a character. A byte is considered as the basic unit of measuring memory size in computer.
30. What is the loss of signal’s energy due to resistance of the medium known as?
[A] Distortion
[B] Attenuation
[C] Noise
[D] None of the above
Show Answer
Correct Answer: B [Attenuation]
Notes:
Attenuation is the loss of signal’s energy due to resistance of the medium. It is not the same as Distortion which is the alteration of the signal due to different propagation speeds.
