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

Created on February 28, 2023 By

paruppts12

ALVL_GEN_CS_1_THRY_13

1 / 10

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.

Data movement

Macro

Directive

2 / 10

Stores the data that has just been read from memory, or is about to be written to memory

Stores the address of the memory location about to be written to or read from

Stores the instruction that is being decoded and executed

Stores the address of the next instruction to be read

3 / 10

Complete the truth table for the logic expression:

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

0 1 1 1 1 1 0 1

0 1 1 0 0 1 0 0

0 1 1 0 0 1 0 1

0 1 1 0 0 1 1 1

4 / 10

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 ............................................................

Data movement

Directive

Macro

5 / 10

Stores the instruction that is being decoded and executed

Stores the address of the memory location about to be written to or read from

Stores the data that has just been read from memory, or is about to be written to memory

Stores the address of the next instruction to be read

6 / 10

Stores the address of the next instruction to be read

Stores the data that has just been read from memory, or is about to be written to memory

Stores the instruction that is being decoded and executed

Stores the address of the memory location about to be written to or read from

7 / 10

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.

Macro

Data movement

Directive

8 / 10

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.

253

254

256

255

9 / 10

Stores the data that has just been read from memory, or is about to be written to memory

Stores the instruction that is being decoded and executed

Stores the address of the next instruction to be read

Stores the address of the memory location about to be written to or read from

10 / 10

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.

floppy disks

optical disks

USB flash drives

solid-state drives (SSDs)

Your score is

The average score is 70%

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