Computer Awareness MCQs and Quiz for Banking, IBPS, RRB, RBI, SBI Exams
Computer Awareness Questions and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2020-2021. Computer Awareness MCQs for Competitive Exams. GKToday Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
41. Which of the following is the ability of a system to jump directly to the requested data?
[A] Sequential Access
[B] Random Access
[C] Quick Access
[D] All of the Above
Show Answer
Correct Answer: B [Random Access]
Notes:
Random-access memory is a form of computer data storage that stores data and machine code currently being used. A random-access memory device allows data items to be read or written in almost the same amount of time irrespective of the physical location of data inside the memory.
42. Which of the following is the other name used for a Daughter Board?
[A] Daughter card
[B] Mezzanine board
[C] Piggyback board
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
A daughterboard, daughter card, mezzanine board or piggyback board is an expansion card that attaches to a system directly. Daughterboard’s often have only internal connections within a computer.
43. There is a situation when BIOS cannot read the partition table information. What is the name given to such an error?
[A] Hard Drive crash
[B] Drive cannot be recovered
[C] Bad RAM
[D] Invalid drive or drive specification
Show Answer
Correct Answer: D [Invalid drive or drive specification]
Notes:
When BIOS can not read the partition table information an error is there found to have occurred. The error is known as Invalid drive or drive specification.
44. Which of the following phenomena is used by the Blu Rays to store data?
[A] Magnetic
[B] Optical
[C] Laser
[D] All of the Above
Show Answer
Correct Answer: C [Laser]
Notes:
A blue laser is a laser that emits electromagnetic radiation with a wavelength between 360 and 480 nanometers, which the human eye sees as blue or violet. Some of the most commercially common blue lasers are the diode lasers used in Blu-ray applications.
45. What is the name given to the storage device used for storing very small amounts of data such as small audio and video files?
[A] Magnetic card
[B] Magnetic tape
[C] Punched card
[D] Optical mark reader
Show Answer
Correct Answer: A [Magnetic card]
Notes:
A magnetic card is a type of card capable of storing data. The magnetic card sometimes called swipe card or magstripe. Magnetic cards are commonly used in credit cards, identity cards, and transportation tickets.
46. What is the maximum limit of data a Compact Disc can store up to ?
[A] 550 MB
[B] 1000 MB
[C] 750 MB
[D] 1500 MB
Show Answer
Correct Answer: C [750 MB]
Notes:
Compact disc is a digital optical disc data storage device .It was co-developed by Philips and Sony and released in 1982.These have a diameter of 120 millimeters and can hold up to about 80 minutes of uncompressed audio or about 750 MB of data.
47. There exist a device that stores computer data on a loop of flexible celluloid-like material. What is the name given to this device?
[A] Tape Drive
[B] CD-ROM
[C] Magnetic Tape
[D] Floppy Disk
Show Answer
Correct Answer: A [Tape Drive]
Notes:
A tape drive is a data storage device that reads and writes data on a magnetic tape. A tape drive provides sequential access storage. Tape drives can stream data very quickly off a tape.
48. A storage device type that stores computer data after it is turned off. It is added to a computer beyond the immediately usable main storage. What is the name given to this device?
[A] Floppy disk
[B] Hard disk
[C] Backing store
[D] Punched card
Show Answer
Correct Answer: C [Backing store]
Notes:
The term backing storage refers to non-volatile data storage. Common types of backing storage devices are hard drives, SSD, external hard disk drives, optical media such as CD or DVD, and flash media such as thumb drives and memory sticks.
49. Which of the following correctly defines a software?
[A] It is a collection of data or computer instructions.
[B] A software program has been first written by Ada Lovelace in the 19th century.
[C] Both a and b
[D] It is the softest part of the computer system.
Show Answer
Correct Answer: C [Both a and b]
Notes:
Computer software is all the information processed by computer systems, programs and data. Computer software includes computer programs, libraries and related non-executable data.
50. Which of the following are the software analysis and design tools?
[A] Data Flow Diagrams
[B] ER Diagrams
[C] HIPO Diagrams
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
Various system design and analysis tools are DFDs (Data Flow Diagrams), Structured Charts, Structured English, Data Dictionary, HIPO (Hierarchical Input Process Output) diagrams, ER (Entity Relationship) Diagrams and Decision tables.
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