Computer Systems and WDD (N5 Computing Science)

Question 1

How many bytes are in 1 kilobyte (kibibyte)?

Accepted Answer

1024

Question 2

How much storage is required for the text Easter Holidays? (include the space but not the ?)

Accepted Answer

15 bytes

Question 3

Which image format is best when transparency and animation are required?

Accepted Answer

GIF

Question 4

Vector graphics are stored as a list of .....?

Accepted Answer

Attributes

Question 5

What affects the file size of a video file?

Accepted Answer

Frame Rate

Question 6

Which of the following is a video format?

Accepted Answer

MP4

Question 7

What is the number 13 in binary?

Accepted Answer

1101

Question 8

An interactive draft of the website using lower quality images and text is called .... ?

Accepted Answer

Low-fidelity prototype

Question 9

You want to stop your parents seeing your chats, what is required to encrypt/decrypt a message?

Accepted Answer

Key

Question 10

When the floating point number 1292.28 is stored in a computer, what will be exponent be?

Accepted Answer

4

Question 11

There are two common types of website navigation? One is linear and the other is .... ?

Accepted Answer

Hierarchical

Question 12

In the analysis stage of WDD, the list of requirements that the website must perform is called?

Accepted Answer

Functional Requirements

Question 13

Firewalls can protect networks in two ways. One is IP blocking and the other is ....?

Accepted Answer

Packet Filtering

Question 14

Which bus is one-way?

Accepted Answer

Address Bus

Question 15

What does each memory location have so that it can be located by the processor?

Accepted Answer

Unique Address

Question 16

Making a file smaller is called?

Accepted Answer

Compression

Question 17

Which of the following is a high quality audio format that usually has a large file size?

Accepted Answer

WAV

Question 18

Which type of translator is best used when developing a program?

Accepted Answer

Interpreter

Question 19

In bit-mapped images, the number of bits used to represent the colour of each pixel is called?

Accepted Answer

Bit Depth, Colour Depth

Question 20

Which of the following is NOT a feature/advantage of a compiler?

Accepted Answer

It reports errors at the end of each line.

Questions 20