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Q 1/78
Score 0
What does the term 'LAN' stand for in computer networking?
30
Local Area Network
Large Area Network
Laptop Access Network
Longitude Area Network
Q 2/78
Score 0
What is the function of a router in a network?
30
To store files and documents
To direct data packets between different networks
To provide electrical power to devices
To display websites on a computer
78 questions
Q.
What does the term 'LAN' stand for in computer networking?
1
30 sec
Q.
What is the function of a router in a network?
2
30 sec
Q.
What is the purpose of an IP address in network communication?
3
30 sec
Q.
What is the role of a firewall in network security?
4
30 sec
Q.
What is the function of a switch in a computer network?
5
30 sec
Q.
What is a 'MAC address' in relation to computer networking?
6
30 sec
Q.
What is the purpose of DNS in computer networking?
7
30 sec
Q.
What is the difference between a hub and a switch in a computer network?
8
30 sec
Q.
What is a packet-switching method used to effectively route data across a network?
9
30 sec
Q.
Which network switching technique establishes a dedicated communication path between two devices before the data transfer occurs?
10
30 sec
Q.
In packet switching, what key feature allows packets to take different paths to reach their destination and be reassembled in the correct order?
11
30 sec
Q.
What does the acronym CPU stand for in a computer system?
12
30 sec
Q.
What is the function of the BIOS in a computer system?
13
30 sec
Q.
What is the purpose of a compiler in software development?
14
30 sec
Q.
What is the purpose of Unicode compared to ASCII?
15
30 sec
Q.
What is the total number of characters that can be represented by ASCII?
16
30 sec
Q.
Which of the following is true about bitmaps in computer science?
17
30 sec
Q.
What is the main disadvantage of using bitmap images?
18
30 sec
Q.
What is the purpose of using compression techniques on bitmap images?
19
30 sec
Q.
Which of the following is a characteristic of bitmap images?
20
30 sec
Q.
What is the term used to describe the number of bits used to represent the color of each pixel in a bitmap image?
21
30 sec
Q.
In run length encoding, what kind of data compression technique is used?
22
30 sec
Q.
What is the primary goal of run length encoding?
23
30 sec
Q.
What is the main advantage of using run length encoding for compressing images?
24
30 sec
Q.
How does run length encoding work for consecutive repeated data values?
25
30 sec
Q.
What type of data is run length encoding particularly effective for compressing?
26
30 sec
Q.
Which data compression technique involves representing data with fewer bits by analyzing patterns and replacing them with shorter codes?
27
30 sec
Q.
Which data compression technique reduces file size by permanently eliminating some of the data?
28
30 sec
Q.
Which data compression technique replaces sequences of the same data element with a single code representing that element and its count?
29
30 sec
Q.
Which method of data transmission involves one-way communication at a time?
30
30 sec
Q.
Which method of data transmission allows data to flow in both directions simultaneously?
31
30 sec
Q.
What type of data transmission allows data to flow in both directions but not simultaneously?
32
30 sec
Q.
What is the payload of a data packet?
33
30 sec
Q.
What is the purpose of the trailer in a data packet structure?
34
30 sec
Q.
What does the term 'packet sniffing' refer to in the context of computer networks?
35
30 sec
Q.
What is the function of the header in a data packet structure?
36
30 sec
Q.
Which error detection technique involves adding an extra bit to each character to ensure that the number of ones in the character is always even?
37
30 sec
Q.
What error detection technique involves dividing the data into blocks and adding a redundant check value to each block for verification?
38
30 sec
Q.
Which error detection technique involves dividing the data into equal-sized blocks and computing a sum for each block, which is added as a trailer to the data?
39
30 sec
Q.
What error detection technique involves adding a redundant bit to the data such that the total number of ones in the data including the redundant bit is always odd?
40
30 sec
Q.
What is symmetric encryption?
41
30 sec
Q.
What is the primary advantage of using symmetric encryption compared to asymmetric encryption?
42
30 sec
Q.
What is the process of symmetric encryption?
43
30 sec
Q.
Which operation is used in symmetric encryption to convert plaintext into ciphertext?
44
30 sec
Q.
What is a key characteristic of symmetric encryption?
45
30 sec
Q.
Which type of encryption is more suitable for securing large amounts of data quickly?
46
30 sec
Q.
What is the key difference between symmetric encryption and asymmetric encryption?
47
30 sec
Q.
Which key is used to encrypt data in asymmetric encryption?
48
30 sec
Q.
What is the key used to decrypt data in asymmetric encryption?
49
30 sec
Q.
Which type of encryption uses two different keys for encryption and decryption?
50
30 sec
Q.
Which key is used to verify the authenticity of a digital signature in asymmetric encryption?
51
30 sec
Q.
What is the purpose of asymmetric encryption in secure communication?
52
30 sec
Q.
What is the component in a CPU responsible for performing arithmetic and logical operations?
53
30 sec
Q.
What component of the CPU controls the overall operation of the computer by interpreting and executing instructions?
54
30 sec
Q.
Which component of the CPU is responsible for fetching instructions from the computer's memory, decoding them, and then executing them?
55
30 sec
Q.
Which component of the CPU temporarily stores the address of the next instruction to be executed by the CPU?
56
30 sec
Q.
Which component of the CPU is responsible for fetching data from memory, decoding it, and then executing the operations specified by the instructions?
57
30 sec
Q.
Which type of touch screen technology relies on the electrical charge of the user's finger to determine touch input?
58
30 sec
Q.
Which type of touch screen technology relies on pressure to detect touch input?
59
30 sec
Q.
Which touch screen technology allows for multi-touch input and gestures such as pinch-to-zoom and swipe?
60
30 sec
Q.
Which touch screen technology is more durable and resistant to wear and tear due to its solid glass surface?
61
30 sec
Q.
Which type of touch screen technology requires direct physical contact to register touch input?
62
30 sec
Q.
Which type of touch screen technology is commonly used in industrial and commercial applications due to its high durability and resistance to dust and water?
63
30 sec
Q.
Which of the following data storage types stores data using magnetic fields on rotating disks?
64
30 sec
Q.
Which of the following data storage types allows you to access your files from anywhere with an internet connection?
65
30 sec
Q.
Which of the following data storage types is an example of volatile memory?
66
30 sec
Q.
Which of the following data storage types is a physical device used to read and write optical discs?
67
30 sec
Q.
What is the main difference between IPv4 and IPv6?
68
30 sec
Q.
Which of the following is a benefit of using IPv6 over IPv4?
69
30 sec
Q.
What is the physical address of a MAC address?
70
30 sec
Q.
How is a MAC address represented?
71
30 sec
Q.
What is the purpose of a MAC address in computer networking?
72
30 sec
Q.
What is the main purpose of software interrupts in computer systems?
73
30 sec
Q.
What role do software interrupts play in multitasking operating systems?
74
30 sec
Q.
What is the main purpose of an operating system on a computer?
75
30 sec
Q.
What is the purpose of virtual memory in an operating system?
76
30 sec
Q.
What is the role of the scheduler in an operating system?
77
30 sec
Q.
What is the purpose of the boot loader in an operating system?
