Computer
Question : Sheela recalls using transistors as part of her computer. Which generation of computers used it?
Option 1: Third
Option 2: First
Option 3: Fourth
Option 4: Second
Correct Answer: Second
Solution : The correct option is Second.
The use of transistors in computers is associated with the Second Generation of computers. The Second Generation, which emerged in the late 1950s, and lasted through the 1960s, replaced vacuum tubes with transistors, resulting in smaller, faster, and more
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Unfortunately, you won't be eligible for the BCA program at Aliah University because the eligibility criteria for BCA is that the applicants are required to achieve a 10+2 score in each specialization (Arts, Commerce, Science) by a recognized body with an overall grade of 50. Applicants must have English
Question : Comprehension:
In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
A robot is a mechanical or virtual artificial agent, usually an electromechanical machine that is (1)______ by a computer programme or electronic circuitry. In general, robots can be autonomous or semi-autonomous and are now used in different fields. They have replaced (2)_______ in performing repetitive and dangerous tasks which humans prefer not to do, or are unable to do because of size limitations, or which take place in extreme (3)________ such as outer space or the bottom of the sea. For instance, robots can now be used in industry, as in car manufacturing, or they can be used in homes to do the (4)_______. Some robots may respond to speech or even be medical operating tools. There are concerns about the increasing use of robots and their role in society. Robots are blamed for the rising (5)________ as they replace workers in increasing numbers of functions.
Question:
Select the most appropriate option to fill in the blank number 5.
Option 1: unemployment
Option 2: peace
Option 3: social issues
Option 4: corruption
Correct Answer: unemployment
Solution : The correct choice is the first option.
Robots are often associated with concerns about job displacement and the potential increase in unemployment rates as they replace humans in various functions across industries.
The concern about the increasing use of robots and their role in
Question :
Under computerised accounting, software means
Option 1:
A logical sequence of actions to perform a task
Option 2: System software and application software
Option 3: The raw fact (as input) for any business application
Option 4: Computer, associated peripherals, and their network
Correct Answer: System software and application software
Solution : Under a computerized accounting system, software means system software and application software. Hence, the correct option is 2.
Question : Which of the following is not a computer language?
I. C++
II. Java
III. Linux
Option 1: Only I
Option 2: Only III
Option 3: II and III
Option 4: I and III
Correct Answer: Only III
Solution : The correct answer is only III.
A Unix-like computer operating system called Linux was built using the free and open-source software development and distribution model. All general-purpose operating systems have a smaller installed base than Linux.
Question : Who among the following introduced the world's first laptop computer in the market ?
Option 1: Hewlett - Packed
Option 2: Epson
Option 3: Laplink travelling software Inc
Option 4: Microsoft
Correct Answer: Epson
Solution : The correct answer is Epson.
Epson released the world's initial laptop computer to the market in 1981. It was known as the Epson HX-20 and weighed 3.5 pounds. For its day, the Epson HX-20 was a game changer. It was the first battery-powered transportable computer,
Question : Directions: Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number. 12 : 33 :: 31 : 71 :: 79 : ?
Option 1: 167
Option 2: 179
Option 3: 138
Option 4: 182
Correct Answer: 167
Solution : Given: 12 : 33 :: 31 : 71 :: 79 : ?
Multiply the first number by 2 and add 9 in the resultant, to obtain the second number – Like in, 12 : 33 → (12 × 2) + 9 = 33 And in,
Question : Find the part of the given sentence that has an error in it. If there is no error, choose 'No Error'. Producing a different component was as simple such launching a new computer programme.
Option 1: No Error
Option 2: Producing a different component was
Option 3: As simple such launching
Option 4: A new computer programme
Correct Answer: As simple such launching
Solution : The error lies in the third option.
The correct sentence uses the phrase "as simple as" to compare the simplicity of producing a different component to launching a new computer programme. The original sentence had a grammatical error by including "such" inappropriately.
Question : Which of the following devices is used in digital circuits so that information stored in large computer memories is not lost during a momentary electric power failure?
Option 1: Thermistor
Option 2: Diode
Option 3: Transmitter
Option 4: Capacitor
Correct Answer: Capacitor
Solution : The correct option is a Capacitor.
In digital circuits, a capacitor is used to prevent information loss during momentary power failures. It acts as a temporary energy storage device, storing charge and providing a brief power supply to maintain memory integrity. This helps preserve data
Question : A computer executes programs in the sequence of :
Option 1: Execute, Fetch, Decode
Option 2: Store, Fetch, Execute
Option 3: Fetch, Decode, Execute
Option 4: Decode, Fetch, Execute
Correct Answer: Fetch, Decode, Execute
Solution : The Correct Answer is- Fetch, Decode, Execute
The instruction cycle is divided into four steps: reading the address from memory, decoding the fetched instruction, and finally, executing the instruction. It is completed by the computer processor. The central processing unit keeps doing it
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