A Level Computer Science Quiz 2019 Part 1

15 QuestionsMultiple ChoiceFree Practice

About this quiz

This A Level Computer Science Quiz 2019 Part 1 quiz contains 15 multiple choice questions designed to help you revise and test your A level Computer Science Quizzes knowledge. Select an answer for each question and click “Submit Answer” to see instant feedback. Take your time and try to score as high as possible!

Description

Computer science is too often defined by what it’s not. Students, teachers, and administrators frequently characterize computer science as a discipline dominated by people who stare at screens, mindlessly inputting reams of arcane code while others believe that mastering office applications or producing a webpage forms the core of computer science education.

But there is more to this particular subject than meets the eye such as writing a program using an algorithm, knowing how to break a task down into its essential steps.They must lay a foundation about the understanding of this subject. To help students at the advanced level going in for the CGCE better understand this subject, a quiz of 15 questions has been made available. The quiz is based on the Advanced level syllabus. This quiz is here to honed your understanding about this subjectJust like the questions you have answered, we have provided many resourceful materials on our website.

Progress0 / 15 answered
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Question 1 of 15

The number 23.25 translated into normalized floating number, with a 10-bit mantissa and a 6-bit exponent.

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Question 2 of 15

Two registers involved in the fetch-execute cycle are:

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Question 3 of 15

The NAND gate has inputs A and B. Its output is connected to both inputs of another NAND gate. An equivalent gate for these two NAND gates is a(n):

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Question 4 of 15

The Octal equivalent of the hexadecimal code F3A1 is:

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Question 5 of 15

The address bus of a certain computer has 8 lines. What is the maximum number of addressable memory cells?

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Question 6 of 15

Decimal equivalent of the binary number 101001.1011 is:

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Question 7 of 15

In register addressing mode operands are examined in:

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Question 8 of 15

In an instruction where the address part points to the address of actual data, the addressing mode is:

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Question 9 of 15

On receiving an interrupt, the CPU:

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Question 10 of 15

A CPU has a 16-bit program counter. This means that the CPU can address:

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Question 11 of 15

Which of the following sources of interrupt has the highest priority?

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Question 12 of 15

The concept of pipelining is most effective in improving performance if the tasks being performed in different stages:

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Question 13 of 15

A microprocessor has a data bus with 64 lines and an address bus with 32 lines. The maximum number of bits that can be stored in memory is:

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Question 14 of 15

The simplified form of the expression AB+ABC is:

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Question 15 of 15

The virtual memory of a computer system may be:

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