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 components of Personal Computer maintains date and time of the system?
[A] CMOS RAM
[B] VRAM
[C] PROM
[D] Motherboard
Show Answer
Correct Answer: A [CMOS RAM]
Notes:
CMOS RAM is a volatile, low-power complementary metal-oxide-semiconductor. It is alternatively referred to as Real Time Clock.
22. What is the full form of SDLC?
[A] Software Developed Life Cycle
[B] Software Development Life Cycle
[C] Software Designing Life Cycle
[D] Software Developed Live Circuit
Show Answer
Correct Answer: B [Software Development Life Cycle]
Notes:
Software Development Life Cycle is the systematic development of software by following every stage in the development process namely, Requirement Gathering, System Analysis, Design, Coding, Testing, Maintenance and Documentation etc.
23. What is the full form of CASE tools?
[A] Computer Aided Software Engineering
[B] Common Aided Software Engineering
[C] Common Application Software Engineering
[D] None of the Above
Show Answer
Correct Answer: A [Computer Aided Software Engineering]
Notes:
CASE stands for Computer Aided Software Engineering. CASE tools are set of automated software application programs, which are used to support, accelerate and smoothen the SDLC activities.
24. 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.
25. A parser generator takes a grammar as input and automatically generates source code that can parse streams of characters using the grammar. Which of the following software tools is a parse generator?
[A] Lex
[B] Yacc
[C] Both a and b
[D] None of the Above
Show Answer
Correct Answer: B [Yacc]
Notes:
Yacc stands for “yet another compiler compiler. It is the standard parser generator for the Unix operating system. Yacc generates code for the parser in the C programming language.
26. Which of the following clearly defines the Ripple effect?
[A] It is the ability of software systems to react appropriately to abnormal conditions.
[B] It is a phenomenon where a change in one piece of a software system affects other area of the
[C] It is the process of adapting generalized components to various contexts of use.
[D] All of the Above
Show Answer
Correct Answer: B [It is a phenomenon where a change in one piece of a software system affects other area of the]
Notes:
Ripple effect states that a change to a single variable will have effect on the rest of a program. It provides a measure of the program’s complexity.
27. What does the term SQALE stands for?
[A] Software Questionable Assessment Lifecycle
[B] Software Quality Assessment based on Lifecycle Expectations
[C] Software Questions and Large Scale Enquiry
[D] None of the Above
Show Answer
Correct Answer: B [Software Quality Assessment based on Lifecycle Expectations]
Notes:
SQALE stands for Software Quality Assessment based on Lifecycle Expectations. It is a method to support the evaluation of a software application source code. It is a generic method, independent of the language and source code analysis tools.
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. 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.
30. 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.
