1.
Na sledećoj slici, Prikazana je interakcija korisnika korišćenjem:
Correct Answer
A. Terminal i mainframe računara
Explanation
The given answer suggests that the interaction depicted in the image is related to the use of terminal and mainframe computers. This means that the user is likely accessing and interacting with a mainframe computer through a terminal, which is a device used to input and output data from the mainframe. This type of setup was common in the early days of computing when mainframes were the primary form of computer technology.
2.
Na sledećoj sliciPrikazana je interakcija korisnika korišćenjem:
Correct Answer
B. PC računara
Explanation
The correct answer is "PC računara" because the picture shows a user interacting with a personal computer (PC). The PC is a standalone device that can be used for various tasks such as browsing the internet, creating documents, playing games, etc. It is different from a terminal or mainframe computer, which are typically used for accessing a centralized system, and from a networked computer or distributed system, which involve multiple computers connected together. Additionally, the picture does not specifically indicate the use of cloud computing, so the answer "Oblaka" can be ruled out.
3.
Na sledećoj sliciPrikazana je interakcija korisnika korišćenjem:
Correct Answer
C. Umreženog računara
4.
Koncept prema kome organizacije su vlasnice nad infrastrukturom oblaka je:
Correct Answer
A. Privatni oblak
Explanation
The correct answer is "Privatni oblak". In a privatni oblak (private cloud), organizations have ownership and control over the cloud infrastructure. This means that the infrastructure is dedicated solely to the organization and is not shared with other entities. This provides a higher level of security and privacy as the organization has full control over the infrastructure and can customize it according to their specific needs.
5.
Koncept gde kompanije iznajmljuju servise za širi broj korisnika pored sopstvene infratrukture je:
Correct Answer
C. Hibridni oblak
Explanation
The concept where companies rent services to a wider range of users in addition to their own infrastructure is called a hybrid cloud. This means that the company combines their own private cloud with the public cloud services to create a hybrid cloud environment. This allows them to have more flexibility and scalability in managing their resources, as they can choose which data and applications to keep in their private cloud and which to store in the public cloud.
6.
Koncept gde se kompanije ne bave infrastrukturom i održavanje servisa i hardvera je:
Correct Answer
B. Javni oblak
Explanation
The correct answer is "Javni oblak." In a public cloud concept, companies do not have to deal with infrastructure, service maintenance, or hardware management. Public cloud services are provided by third-party vendors over the internet, allowing organizations to access and use resources such as servers, storage, and applications without having to worry about the underlying infrastructure. This enables businesses to focus on their core operations while benefiting from the scalability, flexibility, and cost-effectiveness of public cloud services.
7.
Opšti slojevi u arhitekturi u vidu servisa su:
Correct Answer
A. Cloud, Cluster, Computer managers
Explanation
The correct answer is Cloud, Cluster, Computer managers. In the architecture of a system, different layers or components are used to manage various aspects of the system. In this case, the three layers mentioned - Cloud, Cluster, and Computer managers - represent different levels of management in the system. The Cloud manager oversees the management of resources and services in the cloud environment. The Cluster manager handles the management of clusters, which are groups of interconnected computers. The Computer manager is responsible for managing individual computers in the system. Together, these layers ensure efficient management of the system's resources and services.
8.
Serveri, sistemi za skladištenje podataka i umrežavanje deo su:
Correct Answer
A. Infrastrukture u vidu servisa
Explanation
The correct answer is "Infrastrukture u vidu servisa". This is because servers, data storage systems, and networking are all components of infrastructure that are provided as services. This means that they are available for use by individuals or organizations on a subscription or pay-per-use basis, rather than being owned and managed directly by the user.
9.
Kod infrastrukture u vidu servisa cena resursa ne zavisi od potrošnje:
Correct Answer
B. Netacno
Explanation
The correct answer is "Netacno" which means "False" in English. This suggests that the price of resources does depend on consumption in infrastructure services.
10.
Computer managers pripada:
Correct Answer
C. Donjem sloju
Explanation
Computer managers pripada donjem sloju. This suggests that computer managers are part of the lower layer in the hierarchy or structure of computer systems. This could refer to the lower-level management roles that oversee the technical aspects of computer systems, such as network administrators or system administrators. These individuals are responsible for the day-to-day operations, maintenance, and troubleshooting of computer systems. They work closely with the hardware and software components to ensure smooth functioning and efficient performance.
11.
Cluster managers pripada:
Correct Answer
B. Srednjem sloju
Explanation
Cluster managers typically belong to the middle layer of an organization. This is because cluster managers are responsible for overseeing and coordinating the activities of multiple clusters or groups within an organization. They act as a bridge between top-level management and lower-level employees, ensuring that the goals and objectives set by upper management are effectively communicated and implemented at the cluster level. Cluster managers also play a crucial role in facilitating communication and collaboration between different clusters, promoting synergy and efficiency within the organization.
12.
Cloud manager pripada:
Correct Answer
A. Gornjem sloju
Explanation
Cloud manager pripada gornjem sloju jer je odgovoran za upravljanje i kontrolu cloud infrastrukture. Gornji sloj u cloud arhitekturi obuhvaća aplikacijske usluge i korisničko sučelje, a cloud manager je odgovoran za upravljanje resursima, nadzor i automatizaciju procesa u cloud okruženju. Ovaj sloj pruža korisnicima mogućnost upravljanja i kontrolu nad svojim cloud resursima, kao što su virtualni strojevi, mreže i pohrana podataka.
13.
Koje od sledećih karakteristika nije prednost IaaS-a:
Correct Answer
C. Ažuriranje sistema
Explanation
Ažuriranje sistema nije prednost IaaS-a jer je odgovornost za ažuriranje sistema na provajderu cloud usluga, a ne na korisniku. IaaS korisnici dobijaju pristup virtuelnim mašinama koje su već konfigurisane i ažurirane od strane provajdera. Ovo omogućava korisnicima da se fokusiraju na druge zadatke, umesto da troše vreme na ažuriranje sistema.
14.
Platforma u vidu servisa omogućava korisniku da konfiguriše hosting okruženje:
Correct Answer
A. Tacno
Explanation
The given statement is true. The platform in the form of a service allows the user to configure the hosting environment. This means that the user has the ability to customize and set up their hosting environment according to their specific needs and requirements. This flexibility and control over the hosting environment can be beneficial for the user in terms of optimizing performance, security, and scalability.
15.
Pristup PaaS-u putem web čitača predstavlja bezbednosni rizik:
Correct Answer
A. Tacno
Explanation
Accessing PaaS through a web browser can pose a security risk because web browsers are susceptible to various vulnerabilities such as cross-site scripting (XSS), cross-site request forgery (CSRF), and browser-based attacks. These vulnerabilities can be exploited by malicious actors to gain unauthorized access to the PaaS platform, steal sensitive data, or manipulate the system. Therefore, it is important to implement proper security measures and precautions when accessing PaaS through a web browser to mitigate these risks.
16.
SaaS korisnik može da instalira na svom računaru:
Correct Answer
B. Netacno
Explanation
SaaS (Software as a Service) is a cloud computing model where software applications are provided over the internet on a subscription basis. In this model, the software is hosted and managed by the service provider, and users access it through a web browser or thin client. Since the software is not installed on the user's computer, the statement "Netacno" (False) is the correct answer.
17.
Za koje od sledećih tipova softvera je SaaS odgovarajući:
Correct Answer
D. Nijedan od navedenih
Explanation
SaaS (Software as a Service) is a software delivery model where software is accessed via the internet and hosted by a third-party provider. It is suitable for applications that can be accessed and used over the internet, such as productivity tools, customer relationship management (CRM) software, and collaboration platforms. None of the mentioned software types (real-time software, software that processes massive data, critical software) specifically indicate that they can be accessed and used over the internet, so SaaS would not be appropriate for any of them.
18.
PaaS klijentu omogućava da:
Correct Answer
D. Upravlja konfiguracijom hosting okruženja
Explanation
PaaS (Platform as a Service) allows the client to manage the configuration of the hosting environment. This means that the client has control over the settings and configurations of the platform where their applications or services are hosted. They can customize and adjust the environment based on their specific needs and requirements. This includes managing resources, scaling capabilities, security settings, and other configuration options.
19.
PaaS obično ne sadrži web ili aplikativni server:
Correct Answer
A. Tacno
Explanation
PaaS (Platform as a Service) is a cloud computing model where a provider offers a platform for developing, running, and managing applications. In this model, the infrastructure and underlying hardware are managed by the provider, allowing developers to focus on building and deploying their applications. PaaS typically does not include a web or application server because it is the responsibility of the developer to choose and configure the appropriate server for their specific application needs. Therefore, the statement "PaaS obično ne sadrži web ili aplikativni server" (PaaS usually does not include a web or application server) is correct.
20.
IaaS se realizuje:
Correct Answer
A. Virtuelizacijom
Explanation
IaaS (Infrastructure as a Service) is a cloud computing model where virtualized resources are provided over the internet. This means that instead of having physical servers or hardware, the infrastructure is created and managed virtually. Therefore, the correct answer is "Virtuelizacijom" which refers to the process of creating virtual versions of resources such as servers, storage, and networks. This allows users to access and utilize these resources remotely without the need for physical infrastructure.
21.
Operativni sistem:
Correct Answer
B. Upravlja resursima računarskog sistema i obezdeđuje interfejs prema korisniku
Explanation
The correct answer is "Upravlja resursima računarskog sistema i obezdeđuje interfejs prema korisniku." This answer accurately describes the role of an operating system, which is to manage the resources of a computer system and provide an interface for the user to interact with the system.
22.
Resursi računarskog sistema obuhvataju:
Correct Answer
C. I hardver i softver
Explanation
The correct answer is "I hardver i softver". This means that computer resources include both hardware (processor, memory, input-output devices) and software (programs, data, files of all types). This answer acknowledges that both components are essential for the functioning of a computer system.
23.
Kernel je:
Correct Answer
C. Jezgro operativnog sistema, tj. veza između hardevera i ostalih slojeva operativnog sistema
Explanation
Kernel je jezgro operativnog sistema koje služi kao veza između hardvera i ostalih slojeva operativnog sistema. On upravlja resursima računara, kao što su procesor, memorija i ulazno/izlazni uređaji, i omogućava komunikaciju između aplikacija i hardvera. Kernel je odgovoran za osnovne funkcionalnosti operativnog sistema, kao što su upravljanje procesima, memorijom, datotekama i mrežom. On pruža apstrakciju hardvera i omogućava da se aplikacije izvršavaju na različitim platformama.
24.
U hijerarhiji operativnog sistema:
Correct Answer
B. Korisnički interfejs je na vrhu, a jezgro na dnu hijerarhije
Explanation
The correct answer is "Korisnički interfejs je na vrhu, a jezgro na dnu hijerarhije." This means that in the hierarchy of an operating system, the user interface is at the top, while the kernel is at the bottom. This arrangement suggests that the user interface is the layer that interacts directly with the user, while the kernel is responsible for managing system resources and providing essential services to other parts of the operating system.
25.
Različiti operativni sistemi (Windows, Linux…) ne mogu da koriste isto ili slično jezgro operativnog sistema
Correct Answer
B. Netacno
Explanation
Different operating systems (Windows, Linux, etc.) can use the same or similar operating system kernels. This means that it is not true that different operating systems cannot use the same or similar operating system kernels.
26.
Konkurentnost kao svojstvo operativnog sistema odnosi se na:
Correct Answer
B. Postojanje više simultanih, paralelnih aktivnosti na računaru
Explanation
Konkurentnost kao svojstvo operativnog sistema se odnosi na postojanje više simultanih, paralelnih aktivnosti na računaru. To znači da operativni sistem može istovremeno izvršavati više zadataka ili procesa, što povećava efikasnost i produktivnost sistema. Ova karakteristika omogućava korisnicima da istovremeno obavljaju više radnji na računaru, kao što su otvaranje više programa ili izvršavanje više operacija istovremeno.
27.
Distribuirani sistemi su:
Correct Answer
B. Skupovi računara koji ne dele zajedničku memoriju i sistemsko vreme, a povezani su mrežom
Explanation
Distribuirani sistemi su skupovi računara koji ne dele zajedničku memoriju i sistemsko vreme, već su povezani mrežom. Ovo znači da svaki računar u distribuiranom sistemu ima svoju lokalnu memoriju i vreme, ali mogu komunicirati i razmenjivati podatke preko mreže. Ovakvi sistemi se često koriste za paralelno izvršavanje zadataka, povećanje pouzdanosti i skalabilnosti sistema, kao i za podršku udaljenom pristupu i radu na udaljenim lokacijama.
28.
Distribuirani sistemi mogu biti realizovani na dva načina:
Correct Answer
A. Kao klijent-server ili ravnopravni sistemi
Explanation
Distribuirani sistemi mogu biti realizovani na dva načina: kao klijent-server ili ravnopravni sistemi. This means that distributed systems can be implemented either as client-server systems or as peer-to-peer systems. In a client-server system, there is a central server that provides services to multiple clients. In a peer-to-peer system, all nodes in the network can act as both clients and servers, sharing resources and services with each other. The other options mentioned in the question (zvezdasti ili ciklični sistemi, kao linearni ili nelinearni sistemi) are not relevant to the ways in which distributed systems can be implemented.
29.
Proces je:
Correct Answer
B. Program ili deo programa u stanju izvršavanja
Explanation
The correct answer is "Program ili deo programa u stanju izvršavanja." This answer states that a process is a program or a part of a program that is currently being executed. This implies that a process is an active entity in the computer system, carrying out instructions and performing tasks. The other options mentioned do not accurately describe what a process is.
30.
Osnovna funkcija jezgra operativnog sistema je:
Correct Answer
B. Upravljanje procesima
Explanation
The core function of an operating system is to manage processes. This involves allocating system resources, scheduling tasks, and ensuring that multiple processes can run concurrently without interfering with each other. By managing processes effectively, the operating system can optimize the utilization of hardware and ensure that tasks are executed in a timely manner. This is crucial for the overall performance and stability of the system.
31.
Procesor je nedeljivi resurs.
Correct Answer
A. Tacno
Explanation
The statement "Procesor je nedeljivi resurs" translates to "The processor is an indivisible resource." This means that the processor cannot be divided or shared among multiple tasks or processes simultaneously. Each task or process requires exclusive access to the processor in order to execute its instructions. Therefore, the statement is correct.
32.
Dodeljivanje procesora procesima radi:
Correct Answer
C. Dispečer sistema koji je deo jezgra operativnog sistema
Explanation
The correct answer is "Dispečer sistema koji je deo jezgra operativnog sistema." This means that the allocation of the processor to processes is done by the system dispatcher, which is a part of the operating system kernel. The system dispatcher manages the scheduling and allocation of processor time to different processes, ensuring efficient and fair execution of tasks.
33.
Na sledećoj slici prikazano je:
Correct Answer
B. Korišćenje virtualne memorije
Explanation
The given image represents the concept of using virtual memory. Virtual memory is a memory management technique where the computer's operating system uses a combination of RAM and disk space to simulate additional memory. It allows the system to run programs that require more memory than what is physically available. The image may depict the process of mapping virtual addresses to physical addresses and the utilization of disk space as an extension of the physical memory.
34.
Na sledećoj slici prikazano je:
Correct Answer
C. Generisanje fizičke adrese korišćenjem segmentacije memorije
Explanation
The given image represents the process of generating a physical address using memory segmentation. Memory segmentation is a memory management technique where the memory is divided into different segments, each having a specific purpose. When a program needs to access a specific memory location, the segment number and offset are combined to generate a physical address. This technique allows for efficient memory allocation and management.
35.
“Shortest Job First” je ime jednog od algoritama koji se koristi za raspoređivanje procesa.
Correct Answer
A. Tacno
Explanation
The given statement is true. "Shortest Job First" is indeed the name of one of the algorithms used for process scheduling. This algorithm prioritizes the execution of the process with the shortest burst time, aiming to minimize the waiting time and improve overall system efficiency.
36.
SATA (Serial Advanced Technology Attachment) je naziv za:
Correct Answer
A. Disk kontroler integrisan na matičnoj ploči
Explanation
SATA (Serial Advanced Technology Attachment) je naziv za disk kontroler koji je integrisan na matičnoj ploči.
37.
Stek sekcija memorije jednog procesa služi za:
Correct Answer
C. Čuvanje privremenih podataka procesa (parametri za procedure, privremene adrese i sl.)
Explanation
The stack section of memory in a process is used for storing temporary data such as parameters for procedures, temporary addresses, and other temporary data. This section is typically used for managing the execution of functions and procedures within the process. It is separate from the sections used for storing the program code and data of the process.
38.
HAL je skraćenica koja označava:
Correct Answer
B. Sloj apstrakcije hardvera kao deo jezgra operativnog sistema koji omogućava da operativni sistem vidi različit hardver na isti način
Explanation
The correct answer is "Sloj apstrakcije hardvera kao deo jezgra operativnog sistema koji omogućava da operativni sistem vidi različit hardver na isti način." This answer explains that HAL is an abbreviation for a hardware abstraction layer, which is a component of an operating system that allows the operating system to interact with different hardware in a uniform manner.
39.
Jedan od nabrojanih pojmova je “uljez”. Koji?
Correct Answer
D. “Round Robin” algoritam
Explanation
The correct answer is the "Round Robin" algorithm. This algorithm is a scheduling algorithm that is commonly used in computer operating systems and network systems. It works by assigning a fixed time slot to each process in a system, allowing each process to execute for a certain amount of time before moving on to the next process. This helps in achieving fairness and preventing any single process from monopolizing the system's resources.
40.
BIOS (basic input-output system) izvršava POST (Power On Self Test), koji predstavlja seriju testova hardvera.
Correct Answer
A. Tacno
Explanation
The given statement is correct. BIOS (basic input-output system) performs the POST (Power On Self Test), which is a series of hardware tests.
41.
Bootstraping je pojam u računarstvu koji se odnosi na:
Correct Answer
C. Proceduru koja obuhvata niz lančano vezanih koraka (izvršavanje programa u BIOS ROM memoriji, učitavanje i izvršavanje MBR-master boot record koda...), čiji je cilj dovođenje računarskog sistema u operativno stanje
Explanation
Bootstraping se odnosi na proceduru koja obuhvata niz lančano vezanih koraka, čiji je cilj dovođenje računarskog sistema u operativno stanje. Ovi koraci uključuju izvršavanje programa u BIOS ROM memoriji, učitavanje i izvršavanje MBR-master boot record koda i slično. Ova procedura omogućava računaru da se pokrene i započne sa izvršavanjem operativnog sistema.
42.
Računarska mreža predstavlja skup međusobno povezanih računara visokog stepena autonomije:
Correct Answer
A. Tacno
Explanation
The given statement is true. A computer network refers to a collection of interconnected computers that have a high degree of autonomy. This means that each computer in the network is capable of making independent decisions and performing tasks without requiring constant supervision or control from a central authority. The computers in a network can communicate with each other, share resources, and collaborate on various tasks, making them highly autonomous entities within the network.
43.
Šta nije karakteristika mreže ravnopravnih računara?
Correct Answer
B. Nema namenskih servera
Explanation
The correct answer is "Nema namenskih servera" (There are no dedicated servers). This means that in a network of equal computers, there are no specialized servers that handle specific tasks or functions. In such a network, all computers have equal capabilities and responsibilities, and there is no central server that controls or manages the network.
44.
Namenski server je računar koji je optimizovan za brzo opsluživanje velikog broja zahteva klijenata iz mreže:
Correct Answer
A. Tacno
Explanation
A dedicated server is a computer that is optimized to quickly serve a large number of client requests from the network. This means that it is specifically designed and configured to handle high volumes of traffic and provide efficient and reliable performance. By dedicating its resources solely to serving client requests, a dedicated server can offer faster response times and better overall performance compared to a regular server. Therefore, the statement "Tacno" (True) is the correct answer.
45.
Koliko slojeva ima OSI referentni model?
Correct Answer
7
Explanation
The OSI reference model consists of seven layers. These layers are responsible for different functions in the process of network communication. Each layer has its own set of protocols and services that enable the transmission and reception of data. The seven layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application. Each layer builds upon the previous one, creating a hierarchical structure that allows for efficient and standardized communication between network devices.
46.
Funkcija fizičkog sloja OSI referentnog modela je:
Correct Answer
C. Prenos bitova
Explanation
The correct answer is "Prenos bitova." The physical layer of the OSI reference model is responsible for the transmission of raw bit streams over a physical medium. It deals with the physical characteristics of the transmission medium, such as electrical signals, voltages, and physical connectors. This layer ensures reliable transmission of bits between two devices, without any concern for the meaning or interpretation of the data being transmitted. It focuses solely on the physical transmission of the data at the bit level.
47.
Funkcija mrežnog sloja OSI referentnog modela je:
Correct Answer
A. Logičko adresiranje i rutiranje
Explanation
The function of the network layer in the OSI reference model is logical addressing and routing. This layer is responsible for assigning logical addresses to devices on the network and determining the best path for data packets to travel from the source to the destination. It ensures that data is properly addressed and delivered to the correct destination by using routing algorithms and maintaining routing tables.
48.
Koncentrator (hub) je mrežni uređaj koji pripada:
Correct Answer
B. Fizičkom sloju
Explanation
A koncentrator (hub) is a network device that operates at the physical layer of the OSI model. It is responsible for connecting multiple devices in a local area network (LAN) by receiving data packets from one device and broadcasting them to all other devices connected to the hub. The physical layer is responsible for the transmission and reception of raw data bits over a physical medium, such as cables. Therefore, the correct answer is the physical layer.
49.
Ruter je mrežni uređaj koji pripada:
Correct Answer
A. Mrežnom sloju
Explanation
The correct answer is "Mrežnom sloju." A router is a network device that operates at the network layer of the OSI model. It is responsible for routing data packets between different networks, making decisions based on IP addresses. The network layer is responsible for logical addressing and routing of data packets across different networks, making it the appropriate layer for routers. The physical layer deals with the physical transmission of data, while the data link layer is responsible for error detection and correction at the link level.
50.
TCP/IP je:
Correct Answer
C. Skup protokola koju je razvila agencija DARPA
Explanation
TCP/IP je skup protokola koji je razvila agencija DARPA. Agencija DARPA (Defense Advanced Research Projects Agency) je američka agencija za napredna istraživanja u vojne svrhe, koja je razvila TCP/IP protokol za potrebe vojnih komunikacija. TCP/IP je skup protokola koji omogućava komunikaciju između računara na internetu i predstavlja osnovu za funkcionisanje interneta.