Fundamentals of Computer Systems

Question 1

What type of system software is used by
programmers to simplify the process of application
development?

Answer 1

libraries

Question 2

Under which category of software is the operating
system classed?

Answer 2

System Software

Question 3

Under which category of software is a web browser
classed?

Answer 3

Application Software

Question 4

Define Software

Answer 4

Program code. Sequences of
instructions which are executed in order
to perform a task.

Question 5

What is the role of system software

Answer 5

To operate, control and maintain the
computer and its components.

Question 6

Define Hardware

Answer 6

The physical components of a computer
system

Question 7

Why is an operating system said to provide a virtual
machine?

Answer 7

The operating system hides the true
complexity of the computer from the
user.

Question 8

Under which category of software is a compiler
classed?

Answer 8

Translators

Question 9

Which type of programming language is this?
110001010
010100010
101010100

Answer 9

Machine code

Question 10

Which are processor specific: low-level languages or
high-level languages?

Answer 10

Low-level Languages

Question 11

Which type of language uses mnemonics in
instructions?

Answer 11

Assembly language

Question 12

Which type of languages must be translated into
machine code with a compiler or interpreter before
execution?

Answer 12

High-Level Language

Question 13

Which type of languages support built-in functions?

Answer 13

High-Level Languages

Question 14

Which type of language specifies how the computer
should complete a task, rather than what a computer
should do?

Answer 14

Imperative High=Level Languages

Question 15

Are High-Level Languages platform specific

Answer 15

No

Question 16

What type of translator can be used to translate
assembly language into machine code?

Answer 16

Assemblers

Question 17

Which two types of translator can be used to
translate high-level languages into machine code?

Answer 17

Compilers and Interpreters

Question 18

Which type of translator translates high-level
languages into machine code line-by-line?

Answer 18

Interpreters

Question 19

Which type of translator translates high-level
languages into machine code in one go?

Answer 19

Compilers

Question 20

Which type of translator requires the source code to
be present when the program is executed?

Answer 20

Interpreters

Question 21

Which type of translator has procedures to translate
each kind of program instruction?

Answer 21

Interpreters

Question 22

Which type of translator which translates high-level
languages into machine code best protects source
code?

Answer 22

Compilers

Question 23

What are the two inputs of an edge-triggered D-type
flip-flop?

Answer 23

1. Data
2. Clock Signal

Question 24

What type of logic circuit can be used to
store the value of a single bit?

Answer 24

Edge-triggered D-type flip-flop

Question 25

Which two logic gates are used in a half adder?

Answer 25

XOR and AND Gate

Question 26

When is the value stored by an edge-triggered
D-type flip-flop set?

Answer 26

When the clock signal changes

Question 27

Which logic gates represented
by this logic circuit?

Answer 27

2 XOR
2 And
1 OR

Question 28

What is the order of operations for Boolean algebra

Answer 28

Brackets, then NOT, then AND, then OR