Recent questions tagged hpcl-2022

Which of the following statements is correct about the quick sort algorithm?✓ 1.The partition() operation of quick sort placed the pivot-element at its proper position.2....

Reverse Address Resolution Protocol (RARP) maps \_\_\_\_ to\_\_\_\_1. Ethernet addresses (64 bits); IPv4 addresses (32 bits)2. IPv4 addresses (32 bits); Ethernet addresse...

Consider a database relation $\mathbf{R} \mathbf{1}(\mathbf{A}, \mathbf{B}, \mathbf{C})$, where $\mathbf{A}, \mathbf{B}$, and $\mathbf{C}$ are atomic and singlevalued att...

If the size of logical address space is 1024 and page size is 256 addressing units, then the \_\_\_\_ low-order bits designate the page offset.1. 82. 163. 104. 12

Which of the following relational algebra operators is NOT commutative?1. Union2. Intersection3. Division4. Natural Join

Which of the following is NOT a Transaction Control Language command?1. SAVEPOINT2. ROLLBACK3. GRANT4. COMMIT

Which of the following languages is represented by the regular expression $(\mathrm{a}+\mathrm{b})$ ?X 1. \{a, b, ab\}2. $\{\mathrm{aa}, \mathrm{ab}, \mathrm{bb}\}$$✓^{3 ...

If $\Sigma=\{\mathrm{a}, \mathrm{b}\}$ is an alphabet, then which of the following is NOT a regular expression?1. $(\mathrm{a}+\mathrm{a} . \mathrm{b}) *$2. $(\mathrm{a}+...

Which of the given options is the output of the following $\mathrm{C}++$ program segment in Dev-C++ compiler under the Windows operating system? int main(){int x = 15, ...

Which of the given options is the output of the following $\mathrm{C}++$ program segment in Dev-C++ compiler under the Windows operating system? int main(){int n=50;if(...

Which of the following statements is/are true about Strassen's matrix multiplication algorithm?(i) It is based on the divide and conquer approach.(ii) It requires 7 multi...

Which of the following statements is INCORRECT about deterministic finite automata $\mathrm{M}=(\mathrm{Q}, \Sigma, \delta, \mathrm{q} 0, \mathrm{~F})$ ?X1. $F \subseteq ...

Consider 'supplies' relationship which associates supplier, project and product entities. If supplier, project and product have 10, 20, and 30 entities, then what is the ...

A transaction is said to be in a/an \_\_\_\_ state if it executes all its operations successfully.1. active2. failed- 3. aborted4. committed

Which of the given options is the output of the following $\mathrm{C}++$ program segment in Dev-C++ compiler under the Windows operating system? int main(){int x=1;swit...

The logical address generated by the CPU consists of \_\_\_\_ .- 1. only offset✓ 2. both page number and offset- 3. only page number4. neither page number nor offset

Which of the following statements is correct about seven segments to BCD code converter combinational circuit?1. It converts hexa-decimal digits given in seven segments t...

Which of the following statements is/are true about asynchronous counter?(i) In asynchronous counter, all flip flops are triggered with the same clock simultaneously.(ii)...

Which of the following relational algebra operators is unary in nature?1. Division2. Cartesian Product3. Natural Join4. Projection

When multiple threads are executed in parallel at the same time, this process is known as \_\_\_\_ .1. parallel processing✓ 2. multithreading3. multitasking4. distributed...