A Level – Computer Science – 13 – Exam Style Questions with Answers

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ALVL_GEN_CS_1_THRY_13

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The following statements describe features of a low-level language

A ........................................................... is an instruction that tells the assembler to do something. It is not a program instruction.

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Aaron uses a desktop computer to do school work.

Aaron needs to store a large number of applications and data on his computer. He needs at least 50GB of secondary storage space. Identify one internal secondary storage device for Aaron’s computer.

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Complete the truth table for the logic expression:

X = (A AND C) OR (NOT A AND (B XOR C))

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The bit depth of an image dictates how many different colours can be represented by each pixel. State the number of different colours that can be represented by a bit depth of 8 bits.

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The following statements describe features of a low-level language

The processor’s instruction set can be put into several groups. One of these groups is ............................................................

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The following statements describe features of a low-level language

A ........................................................... is a sequence of instructions that are given an identifier. These instructions may need to be executed several times.

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