UGC NET Paper 2 — Computer Science

Which of the following electronic technologies is the key technology for making the Personal Computer (PC) in the 1970s ?

Which of the following computer devices are output devices only?

कंप्यूटर के क्रमिक विकास में डग्लस एन्गेल्बर्ट का क्या योगदान हैं ?

Which of the following electronic technologies is the key technology for making the fourth generation electronic computer?

Which of the following statements about computer memories is correct? (1) HDDs may experience a “head crash”. (2) SSDs are also known as volatile memory. (3) HDDs do not have any m...

If (L)16 represents a number L in base - 16 number system, then (4AC)16 + (9BF)16=

Match the List-I with List-II LIST I (Unit of Data Capacity) A. Kilobyte B. Gigabyte C. Terabyte D. Megabyte LIST II (Approximate Size) I. 8 billion bits II. 8 million bits III. 8...

A device used to convert a computer's digital signal to an analogue signal for communication is called a:

Match List - I with List - II, List - I (Use) A. To input voiceovers for a presentation B. To input a PIN C. To select options from a menu D. To operate a flight simulator Choose t...

If (L)M represents a number L in base - M number system, then identify the correct descending order of the following number A-D, when converted to base-10 number system. (A) (9C)16...

In cloud computing, which of the following are the advantages of using cloud storage? A. Data files of customers stores on the cloud can be accessed at any time from any device any...

Identify the correct order of the following major technological changes A-D in the development of computers based on first to fourth generation of computers: (A) Transistors (B) Mi...

The period of time when a communication network becomes inoperative, is referred to as:

In computer networking, an IP version-6 is ________ times larger than an IP version-4 address.

Identify the correct order of the following computer storage capacities A-E from largest to smallest capacity (1 K= 1024) A. 1000000 K Bytes B. 100000 M Bytes C. 1 T Bytes D. 10000...

If (L)M represents a number L in base-M number system, then which of the following numbers are equivalent to (19)16? (A) (11001)2 (B) (201)3 (C) (121)4 (D) (101)5 (E) (25)10 Choose...

To record voice narration for your Microsoft PowerPoint presentation, your computer must have: (A) Sound card (B) An internet connection (C) Speakers (D) An external video port (E)...

Identify the sequence of words A-E that correctly fills the blanks in the following paragraph: _______ is small amount of memory located on the CPU itself. _______ is a form of ROM...

Identify the correct sequence of words A-E to correctly fill in the blanks in the following paragraph related to computer networking: IPv4 addresses are ______ long and IPv6 addres...

Match List I with List II. List - I (Computer Terms) (A) Motherboard (B) BIOS (C) CMOS (D) HTTP List - II (Purpose) (I) Stores the date, time and system configuration for BIOS (II)...

ChatGPT is an AI chatbot developed by OpenAI and was launched in November 2022. What does ChatGPT stand for?

With reference to computer components, which of the following statements are correct? (A) A hard drive has no moving parts. (B) Fan is required to cool down CPUs so that these do n...

With reference to the computers, which of the following statements are correct? A. CPU follows fetch-decode-execute-store cycle to run instructions. B. Intel and AMD are two manufa...

Match the List-I with List-II LIST I (Description) A. A storage medium that stores data on the Internet B. Internal storage where the current instructions are stored C. A solid-sta...

Around 1945, who developed the idea of a stored program computer that was to hold programs and data in a memory and then data would move between the memory and the processor?

Match List - I with List II. List - I (Computer Components) (A) RAM (B) ROM (C) CMOS (D) CPU List - II (Meaning) (I) Brain of the computer (II) Stores the date, time and system con...

Which of the following pair of acronyms and their expansion is incorrectly matched?

Which of the following relations can not be decomposed in to BCNF with a lossless join and dependency-preserving decomposition ?

Lower-triangular sparse matrix is one:

What will be the order of the following fields in a frame relay 'frame format' ? A. Flag B. FCS C. address D. information Choose the correct answer from the options given below :

Arrange the following recurrence relations in increasing order of their time capacity. (A) T(n)=T(n/2)+1 (B) T(n)=2T(n/2) + n (C) T(n)=3T(n/3) + n (D) T(n)=2T(n/2) + √n (E) T(n)=T(...

Match List I with List - II. List - I (A) Representation of bits (B) Physical Address (C) Logical Address (D) Segmentation and reassembly List - II (I) Transport layer (II) Physica...

Which of the followings are White box Testing ? A. Path Testing B. Loop Testing C. Regression Testing D. Non functional Testing Choose the correct answer from the options given bel...

The techniques used to handle the phantom problem are A. Time stamping B. Index locking C. Predicate locking D. Execution indexing Choose the correct answer from the options given...

Find the correct sequence of the storage device in ascending order based on their access time. (A) Registers (B) Magnetic Disk (C) Magnetic Tapes (D) Main memory (E) Optical Disk C...

Match List I with List - II. List - I (Testing Type) (A) Unit testing (B) Integrating testing (C) System testing (D) Acceptance testing List - II (Description) (I) Testing individu...

Which of the followings are type of interface in an ATM network? A. user-to-user B. user-to-network C. network-to-network D. host-to-network E. user-to-host Choose the correct answ...

Arrange the following in correct order, so that they can follow a proper run time environment: A. Programming statement B. Compilation C. Memory allocation D. Type of variable E. M...

Arrange the following Language Classes in ascending order according to their expressive power, as defined by Chomsky hierarchy: (A) Context-free languages (B) Context-sensitive lan...

Match List - I with List II. List - I (A) Dijkstra's Algorithms (B) Floyd-Warshall Algorithms (C) Bellman-Ford Algorithms (D) Prim's Algorithms List - II (I) Find the shortest path...

Match List - I with List - II. f(n) = af(n/b)+g(n) is a divide-and-conquer recurrence relation for the Listed-I algorithms, match their recurrence in Listed-II. List - I Divide-and...

Match List-I with List-II: List - I A. Channelization protocol B. Bit-oriented protocol C. Random-access protocol D. Controlled-access protocol List - II I. ALOHA II. TDMA III. Res...

Arrange the given steps required for a Direct Memory Access (DMA) transfer in the correct order. (A) Initiate DMA transfer request (B) Transfer data directly between peripheral and...

An IPv4 packet has arrived with the first few hexadecimal digits as shown below. How many hops can this packet travel before being dropped? The data belong to what upper-layer prot...

A graph G with number of vertices greater and equal than three i.e. (n≥3) is a Hamiltonian graph, if the degree of each vertex is greater and equal to....

Which of the following is the Markup language ?

Arrange the following steps in a proper sequence for the typical process of a DNS query : (A) Query authoritative DNS Server (B) Query local DNS Server (C) Local DNS Server Check C...

Which of the following control problem does not exist, when processes unaware of each other during interaction ?

In a schema R(A, B, C, D, E, F, G, H), each field of R contains only atomic values. F = {CH→G, A→BC, B→CFH, E→A, F→EG} is a set of functional dependencies so that F+ is exactly the...

Arrange the following prefix expressions based on their values in increasing order : A. +-*2/8432 B. ↑-*33*425 C. +-↑32↑23/6-42 D. *+3+3↑3+113