1 In video storage, the number of frames displayed per second is known as: A Frame rate B Resolution C Bit depth D Sample rate
4 What is the process of converting analog audio to digital called? A Sampling B Rendering C Encoding D Compression
6 In computing, how are integers typically represented in binary? A Using only positive values B Using two's complement for negative values C Using floating-point format D Using ASCII codes
7 Audio is stored in a computer by taking many samples of the sound wave at regular intervals. This process is called: A Sampling B Quantization C Encoding D Compression
8 What is the main advantage of using hexadecimal number system? A It uses only two digits B It represents binary numbers in a shorter form C It is used for storing audio D It has base 8
10 Which method is used to represent negative integers in binary? A Sign-magnitude B One's complement C Two's complement D ASCII encoding
11 Which of the following is an advantage of two's complement representation? A It simplifies binary addition and subtraction B It uses more memory C It only represents positive numbers D It requires separate circuits for addition and subtraction
12 Which of the following is true about storing audio in computers? A Audio is stored as a series of binary digits representing sound samples B Audio is stored as a grid of pixels C Audio is stored as text characters D Audio is stored as hexadecimal numbers only
13 Which of the following is the hexadecimal equivalent of the decimal number 255? A FF B EE C F0 D 0F
15 Which text encoding scheme can represent characters from almost all languages of the world? A ASCII B Unicode C UTF-8 D EBCDIC
16 Which of the following is the binary representation of the decimal number 13? A 1011 B 1101 C 1110 D 1001
17 Which text encoding scheme can represent the most characters? A ASCII B Extended ASCII C UTF-8 D Unicode
18 In computers, how are images typically stored? A As a list of colors B As a grid of pixels C As a sequence of frequencies D As a set of characters
21 What is the main advantage of UTF-8 encoding? A It uses fixed 4 bytes for all characters B It is backward compatible with ASCII C It only supports English letters D It requires no memory
22 How many bits are used in UTF-8 to represent a character? A 8, 16, or 24 bits B 8, 16, 24, or 32 bits C 16 or 32 bits D 32 bits only
23 How are images stored in a computer? A As text characters B As a grid of pixels with color values C As audio samples D As floating-point numbers only