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.
1. A generic name for Intel processors released after the original 8086 processor is ______?
[A] Pentium
[B] x86
[C] Pentium 286
[D] None of these
Show Answer
Correct Answer: B [x86 ]
Notes:
x86 refers to the instruction set architectures developed by Intel based on the Intel 8086 microprocessor. As of now, most of the personal computers and laptops sold are based on the x86 architecture.
2. NetBIOS was introduced in 1983 by which company as an improvement to the standard BIOS used by Windows-based computers?
[A] Dell
[B] IBM
[C] Compaq
[D] SyteK Inc
Show Answer
Correct Answer: D [SyteK Inc]
Notes:
Sytek Inc. which is now known as Hughes LAN Systems Inc. had created the NetBIOS protocol in 1983, later used by Microsoft to make its early networks.
3. DDL is used to define the structure of a database, including the tables, columns, and data types that it contains. Its full form is?
[A] Data Definition Language
[B] Data Definition Link
[C] Determination Language.
[D] None of these
Show Answer
Correct Answer: A [Data Definition Language]
Notes:
A data definition or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas. DDL statements create and modify database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP.
4. A DSLAM is a device used by Internet Service Providers (ISPs) to route incoming DSL connections to the Internet. What is its correct full form?
[A] Digital Subscriber Line Access Multiplexer
[B] Digital Subscriber Line Access Multiplier
[C] Digital Service Line Access Multiplexer
[D] None of these
Show Answer
Correct Answer: A [Digital Subscriber Line Access Multiplexer ]
Notes:
A digital subscriber line access multiplexer is a network device which is located in telephone exchanges. It connects multiple customer digital subscriber line interfaces to a high-speed digital communications channel using multiplexing techniques.
5. Which of the following Key is not found in normal computers / laptops?
[A] Turn key
[B] Alt key
[C] del key
[D] shift key
Show Answer
Correct Answer: A [Turn key ]
Notes:
Turn key is involving the provision of a complete product or service that is ready for immediate use. It is not found is normal computers.
6. The slogan “Write once, run anywhere” is related to which of the following programming languages?
[A] COBOL
[B] Java
[C] HTML
[D] XML
Show Answer
Correct Answer: B [Java]
Notes:
Write once, run anywhere (WORA) slogan was given by Sun Microsystems to illustrate the cross-platform benefits of the Java language. The idea was that Java Programme could be developed on any device, then compiled into a standard bytecode and then could be run on any device which is equipped with Java virtual machine (JVM).
7. What was UNIVAC?
[A] A computer
[B] A Super computer
[C] A software Programme
[D] A Computer Manufacturer
Show Answer
Correct Answer: A [A computer]
Notes:
Universal Automatic Computer (UNIVAC) was innovated in 1940s that led to the first commercially successful computer.
8. In context with the dotted number format used in the IPv4 , which among the following is NOT possible?
[A] 128.0.0.1
[B] 255.152.0.0
[C] 259.1.1.268
[D] 202.102.4.4
Show Answer
Correct Answer: C [259.1.1.268]
Notes:
Please note that the above arrangement is known as `dotted quad` and in any of the 4 figures, the value can not exceed 256. So correct option is C
9. Which of the following is seen as the earliest mechanical analog computer?
[A] Tally Stick
[B] Antikythera mechanism
[C] Planisphere
[D] Astrolabe
Show Answer
Correct Answer: B [Antikythera mechanism]
Notes:
The Antikythera mechanism is believed to be the earliest mechanical analog computer. It was designed to calculate astronomical positions.
10. How are the four main components of a computer interconnected internally?
[A] Cars
[B] Buses
[C] Lines
[D] Rods
Show Answer
Correct Answer: B [Buses]
Notes:
A general purpose computer has four components like the Arithmetic Logical Unit, the Control Unit, the memory and input-output devices. These parts are interconnected by buses.
